Aisin Corporation Patente

A cooling module (A) includes: a manifold (M) including a conduit (D) through which a cooling fluid flows, the conduit (D) partially having a bent portion (B), and a housing (H) having a cylindrical valve accommodating portion (21) accommodating a valve rotor (24) rotatably about a central axis (Y). The manifold (M) includes a first manifold portion (M1) having the housing (H) and having one of two conduit parts (30; 30a, 30b) obtained by dividing the conduit (D) into two parts and a second manifold portion (M2) having the other of the two conduit parts (30; 30a, 30b). The one and the other of the conduit parts (30; 30a, 30b) are joined in a direction intersecting the central axis (Y) of the valve accommodating portion (21) to integrate the first manifold portion (M1) and the second manifold portion (M2).

A damper device (1) includes a first rotating member (10), a second rotating member (20), and a coil spring (40) compressed between the first rotating member (10) and the second rotating member (20). The first rotating member (10) includes a first plate member (100) forming an engine-side attachment surface (121), and an annular member (300) coupled to the first plate member (100). The first plate member (100) further forms an offset surface (132) facing to an engine side in the axial direction and offset from the engine-side attachment surface (121) to a side separated from the engine in the axial direction. A radial-direction area of the offset surface (132) includes an area being on a radial-direction outer side of the engine-side attachment surface (121) and on a radial-direction inner side of the coil spring (40). The annular member (300) overlaps with the offset surface (132) in the axial direction.

A damper device (1) includes a first rotating member (10) receiving power of an engine and rotatable around a rotational axis (I), a second rotating member (20) rotatable around the rotational axis (I) relative to the first rotating member (10), and a coil spring (40) compressed between the first rotating member (10) and the second rotating member. The first rotating member (10) includes a plate member (100), an annular member (300), and an elastic body (60). The plate member (100) rotates integrally with an engine-side member (4). When viewed in the axial direction, the annular member (300) has an annular shape around the rotational axis (I). The annular member (300) is coupled to the plate member (100). The elastic body (60) is provided between the plate member (100) and the annular member (300) in the axial direction, and has elasticity in the axial direction.

A monitoring device (20) according to the present disclosure includes an acquisition unit (42), a face detection unit (44), a determination unit (46), a monitoring unit (48), and a warning unit (52). The acquisition unit (42) acquires image data obtained by capturing the interior of the vehicle (10) with a camera (24) provided in the interior of the vehicle (10). The face detection unit (44) detects a face of a person present in the interior of the vehicle (10) from the image data. The determination unit (46) determines whether the detected face is a face viewed from a predetermined side, which is one of a right face viewed from the right front side or a left face viewed from the left front side. When the detected face is determined to be a face viewed from the predetermined side, the monitoring unit (48) determines that the detected face is a face of a driver and monitors the state of the driver. When the detected face is determined not to be a face viewed from the predetermined side, the warning unit (52) outputs a warning.

A parking assistance device (1) displays, on a display device, a captured image obtained by an imaging device included in a vehicle (2) imaging surroundings of the vehicle (2), and, when a parking slot (51) that is a candidate for a parking target position where the vehicle (2) is parked is detected, displays a target parking space image indicating that the slot (51) in the captured image is a candidate for the parking target position. A process of displaying the target parking space image includes detecting, when the slot (51) is on a side of a passage (50) through which the vehicle (2) travels, an angle of a boundary between the slot (51) and the passage (50), determining an angle at which the target parking space image displayed for the slot (51) is displayed based on the detected angle, and displaying the target parking space image at the determined angle.

A characteristic configuration of a refrigerant module according to the present disclosure is as follows: a refrigerant module (A) includes: a manifold (1) in which a refrigerant flow path through which refrigerant flows is formed, and a bracket (2) that holds at least one device (Ad) through which refrigerant flows, the bracket (2) having a casting porosity volume ratio higher than a casting porosity volume ratio of the manifold (1), and the manifold (1) and the bracket (2) are integrated by being coupled.

An object detection device (200) includes: transmission and reception units (21A to 21L); and an arithmetic unit (301), the arithmetic unit (301) including: a triangulation arithmetic unit (314) configured to adopt, as detection data, a distance based on one or more reflected waves every time the one or more reflected waves are received, in a case where the reflected wave has predetermined reliability, set detection data of the reflected wave as reference detection data, perform triangulation on each of a plurality of pieces of the detection data included in a predetermined range (901) of the reference detection data, and calculate a plurality of coordinates based on the detection data up to an object (O); and a collision determination unit (316) configured to obtain a moving direction of the object (O), and determine whether a moving body (1) collides with the object (O) on the basis of the moving direction.

An object detection device (200) as an example of the present disclosure is an object detection device (200) mounted on a moving body and includes: a transmission/reception unit (21) that transmits a transmission wave of an ultrasonic wave and receives a reception wave including a reflected wave based on the transmission wave; and a calculation unit (203) that calculates a Doppler shift amount by using a transmission reverberation frequency based on a waveform in a reverberation period of the transmission wave and a reception reverberation frequency based on a waveform in a reverberation period of the reception wave.

In one aspect, there is provided a drive device (5) for a rotating electrical machine that drives a field winding-type rotating electrical machine (3) in which a rotor winding (316) is wound around a rotor core (312), the drive device (5) including: an electric circuit unit (60) between the rotating electrical machine (3) and a power supply; and a control device (150) that controls the electric circuit unit (60), the electric circuit unit (60) includes a smoothing capacitor (62) between a high-potential side line and a low-potential side line of the power supply, a power conversion circuit unit (63) that is electrically connected to both ends of the smoothing capacitor (62) and supplies alternating current power to a stator winding (312) of the rotating electrical machine (3), and a power supply circuit unit (64) that is electrically connected to both ends of the smoothing capacitor (62) in a manner parallel with the power conversion circuit unit (63) and configured to supply power to the rotor winding (316) and, the control device (150) includes a first control unit (155) that drives both the power conversion circuit unit (63) and the power supply circuit unit (64) when the smoothing capacitor (62) is discharged, a second control unit (156) that drives only one of the power conversion circuit unit (63) and the power supply circuit unit (64) when the smoothing capacitor (62) is discharged, and a selection unit (154) that selectively activates one of the first control unit (155) and the second control unit (156) based on a predetermined condition.

Provided is a vehicle door that prevents formation of a gap between a sash molding and a sash garnish. In a vehicle door (10), a glass run (60) includes an extended portion (70) extending rearward from a rear end of an upper portion (63) and being held by an end cap (80). The extended portion (70) includes a cover lip (77) closing a gap between a sash molding (40) and a sash garnish (50).

A memory system according to an embodiment includes: an STT-MRAM having a plurality of memory areas for storing data; and a memory controller configured to control a write and a read for each of the plurality of memory areas, wherein upon receiving a write request of data (S1), the memory controller selects any of a plurality of writes having different write times on the basis of predetermined information related to the data (S2) and writes the data to a corresponding one of the memory areas (S3, S4, S5).

A memory system according to an embodiment includes: an STT-MRAM having a plurality of memory areas for storing data; and a memory controller configured to control a write (W1, W2), a read (R1, R2), and a refresh (RF1, RF2) for each of the plurality of memory areas, wherein the memory controller performs a refresh on a predetermined one of the memory areas in a case where a predetermined time (T1, T2) has elapsed since a last write.

A rotor (20) includes: a plurality of first and second bonded magnets (MG1) and (MG2); and a rotor core (22), wherein the first bonded magnet (MG1) has a first long side (LS1) and a first width, the second bonded magnet (MG2) has a second long side (LS2) and a second width, the rotor core (22) includes: a pair of first hole portions (41); and a pair of second hole portions (42), the first hole portion (41) includes: a first disposing hole portion (41A); and a first air gap portion (41B), the second hole portion (42) includes: a second disposing hole portion (42A); and a second air gap portion (42B), a smallest width (H1) of a first bridge (B1) is 10% or less of the first long side (LS1), and a smallest width (H2) of a second bridge (B2) is 30% or less of the second long side (LS2).

A rotor (20) of a rotary electric machine (1) includes a rotor shaft (21) serving as a rotation axis, an annular rotor core (22) having a first hole (22A) at a center in which the rotor shaft is disposed, and a magnet (MG) disposed in a circumferential direction of the rotor core and provided for each magnetic pole. The rotor core includes a plurality of second holes (22B) provided in the circumferential direction and in which the magnet is disposed, and a plurality of third holes (22C) provided in the circumferential direction and located radially inward with respect to the second holes. The third hole includes an outer sidewall portion (OW), an inner sidewall portion (IW) located radially inward with respect to the outer sidewall portion, and a pair of sidewall portions (SW) provided on both sides of the outer sidewall portion and the inner sidewall portion and connecting the outer sidewall portion and the inner sidewall portion. The inner sidewall portion has a distance changing portion (IW1) whose distance from a rotation center of the rotation axis changes. The inner sidewall portion does not protrude radially inward.

A door lock device (10) for a vehicle includes: a latch mechanism (20) selectively forming a latched state in which a door (1) is held in a closed state, and an unlatched state in which opening of the door (1) is allowed; a lock mechanism (40) selectively forming a locked state in which switching of the latch mechanism (20) to the unlatched state by manual operation is prohibited, and an unlocked state in which the switching of the latch mechanism (20) to the unlatched state by manual operation is allowed; a double lock mechanism (50) selectively forming a double lock set state in which switching of the lock mechanism (40) to the unlocked state is prohibited, and a double lock unset state in which the switching of the lock mechanism (40) to the unlocked state is allowed; a first actuator (61, 62) electrically switching the lock mechanism (40) to the unlocked state; a second actuator (71, 72, 73 (731)) electrically switching the latch mechanism (20) to the unlatched state regardless of a state of the lock mechanism (40) and a state of the double lock mechanism (50); a third actuator (71, 72, 73 (732)) electrically switching the double lock mechanism (50) to the double lock unset state; and a control device (80) controlling the first actuator (61, 62), the second actuator (71, 72, 73 (731)), and the third actuator (71, 72, 73 (732)) to switch the double lock mechanism (50) to the double lock unset state and switch the lock mechanism (40) to the unlocked state after switching the latch mechanism (20) to the unlatched state upon detecting a door opening operation by an authenticated operator when the lock mechanism (40) is in the locked state and the double lock mechanism (50) is in the double lock set state.

A door lock system (10) includes: a plurality of door lock devices (11A, 11B, 11C, and 11D) each including a latch mechanism (20), a lock mechanism (40), a double lock mechanism (50), a motor (71), and a detector (54), the double lock mechanism (50) alternately switching between a double lock set state and a double lock unset state by driving the motor (71) in one direction; and a control device (80) configured to, when switching of the state of the double lock mechanism (50) is requested, perform drive control in the one direction of the motor (71) of the door lock device where the double lock mechanism (50) state does not match a requested switch destination state, and not perform drive control in the one direction of the motor (71) of the door lock device where the double lock mechanism (50) state matches the requested switch destination state.

Rectifying elements (D1 to D4) are arranged in such a way as to be less likely to be affected by centrifugal force in a contactless wound-field rotor. Disclosed is the contactless wound-field rotor including a rotor shaft (318), a rotor core (312) around which a coil wire is wound, and a power receiving device (70) receiving power supply in a contactless manner from a power supply device on a non-rotating side, in which the power receiving device (70) includes a plurality of rectifying elements (D1 to D4) arranged in an axial direction in such a way as to extend through a rotation axis (I) of a rotor (310), and a wiring member (91 to 94) electrically connecting the power supply device and the coil wire through the rectifying element (D1 to D4).

A stator (100) includes: a stator core (10) having a ring shape and including a plurality of teeth (40) arranged in a circumferential direction and a plurality of slots (41) each of which is formed between the teeth (40) in the circumferential direction and opened radially inward; and a sealing member (30, 300, 310, 311, 312) that closes an opening (41b, 410b, 411b) on a radially inner side of the slot (41) and has a radial thickness at a center in the circumferential direction thinner than that at an end portion in the circumferential direction. The space (41b2) inside the slot (41) existing radially outside the sealing member (30, 300, 310, 311, 312) is a refrigerant flow path.

A rear wheel steering device (A) includes, in a housing (4): a drive unit (M); a rod (3) reciprocating along an axis (X) of the rod (3) in a non-rotating state by the drive unit (M); and a displacement detecting unit (S) detecting displacement of the rod (3). The displacement detecting unit (S) includes a magnet (24) fixed to the rod (3) and reciprocating together with the rod (3), a pair of elements (25) dispersedly arranged along the axis (X) and arranged in a state in which ranges in which strength of a magnetic field formed by the magnet (24) is detected overlap with each other, and a control unit (C) calculating a position of the magnet (24) along the axis (X) with respect to the pair of elements (25) from a detection result obtained by at least one of the pair of elements (25). When a distance between an end portion of one of the pair of elements (25) and an end portion of the other of the pair of elements (25), the end portions farthest from each other among combinations of end portions of the pair of elements (25), is defined as an inter-element distance, a length of the magnet (24) along the axis (X) is shorter than the inter-element distance.

A rotary electric machine rotor (R) includes a rotor core (Rc) including a stack of a plurality of core sheets (1) each having a shaft hole (2) at a center; a shaft (6) inserted through the shaft holes (2); and an adapter (10) disposed between the shaft (6) and the rotor core (Rc) and engaged with both the shaft (6) and the rotor core (Rc). In the rotor (R), the plurality of core sheets (1) stacked have, on an inner peripheral surface of the core sheets (1), an engagement portion (C) extending from one end side to the other end side in an axial direction of the shaft (6); the adapter (10) has, on an outer peripheral surface of the adapter (10), a guide portion (11) extending from one end side to the other end side in the axial direction of the shaft (6); one of the engagement portion (C) and the guide portion (11) is an engagement recessed portion (11a) recessed along a radial direction of the shaft (6), and the other is an engagement protruding portion (3) protruding along the radial direction of the shaft (6) and engaged with the engagement recessed portion (11a); the engagement recessed portion (11a) and the engagement protruding portion (3) have a shape twisted at a predetermined twist angle (θ) along a circumferential direction of the shaft (6), and the adapter (10) is engaged with the shaft (6) detachably from the shaft (6) along the axial direction of the shaft (6).

A power conversion unit (100) performing power conversion for a vehicle drive device (TA) including a rotary electrical machine (M) being a drive source of a vehicle (V) includes: a power conversion circuit (1) including at least one of an inverter circuit (11) performing conversion between DC power and AC power between the rotary electrical machine (M) and an in-vehicle power storage device (B), a DC voltage conversion circuit (12) performing voltage conversion of DC power of the in-vehicle power storage device (B), and a charging circuit (13) supplying power of an external power supply (PS) to the in-vehicle power storage device (B) to charge the in-vehicle power storage device (B); a cooling device (2) cooling the power conversion circuit (1); and a case (3) accommodating the power conversion circuit (1) and the cooling device (2). A driving support arithmetic processing device (4) performing arithmetic processing for supporting driving of the vehicle (V) is disposed in the case (3). The driving support arithmetic processing device (4) is cooled by the cooling device (2).

A driving support device (1) performing automatic control on at least part of driving operation of a vehicle (2), the driving support device (1) displaying, on a display device (4), a vehicle periphery image (40) indicating a periphery of the vehicle (2) and an expected course image (51) indicating an expected future course of the vehicle (2) in the vehicle periphery image (40), and changing, in association with driving operation under the automatic control for avoiding approach to an obstacle (55, 56) or a dividing line in the periphery of the vehicle (2), a display form on at least a side close to the obstacle (55, 56) or the dividing line to be avoided in the expected course image (51).

Provided is a rotary valve that can secure sealing performance even when various types of materials are used for a seal. A rotary valve (2) includes: a housing (10) including a valve accommodation unit (11); a rotor (12) being housed rotatably about an axis (X) in the valve accommodation unit (11); and a sealing object (S) being disposed between an inner wall surface of the valve accommodation unit (11) and an outer wall surface of the rotor (12). A plurality of first flow path openings (11a) are formed in the inner wall surface and a plurality of second flow path openings (12c) that can communicate with the first flow path openings (11a) are formed in the outer wall surface (12s). In the sealing object (S), a first seal (21) is overlaid on a second seal (22), the first seal (21) including first seal openings (21a) that communicate with a plurality of the first flow path openings (11a) and being in contact with the inner wall surface, the second seal (22) including second seal openings that overlap with a plurality of the first seal openings (21a) and being in contact with the outer wall surface of the rotor (12), and the second seal (22) is divided into a plurality of pieces in a circumferential direction about the axis (X) and each of the pieces is supported unmovably with respect to the inner wall surface.

Provided is a cooling plate (A) for cooling an electronic component (8) to be cooled by a cooling liquid (F) flowing through a cooling flow path (P). The cooling plate includes: a plate member (10, 11) having a plate surface (10b, 15a) with which the electronic component comes into contact. The cooling flow path is formed in the plate member. The cooling flow path includes a first cooling flow path portion (21), a second cooling flow path portion (S) located downward further than the first cooling flow path portion in a gravity direction and downstream in a flow direction of the cooling liquid, and a supply flow path portion (23) inclined downward to connect the first cooling flow path portion and the second cooling flow path portion. A plurality of fins (16) formed on the plate member are housed in the second cooling flow path portion. The electronic component comes into contact with a portion of the plate surface that is close to the second cooling flow path portion.

A stator (1) includes an annular stator core (10) including a plurality of teeth (11) arranged in a circumferential direction and a plurality of slots (12) formed between the teeth (11) in the circumferential direction, a coil (20) arranged in a slot (12), and an end cover (30) attached to an axial end of the stator core (10), in which the coil (20) is fixed to the end cover (30), and a refrigerant path (12a) that is a flow path of a refrigerant is formed between the coil (20) and the slot (12).

Provided is a technique for reducing a possibility of uneven flow rates of a refrigerant. A stator core (100) is an annular stator core and includes: a first core (10) including first circumferential refrigerant paths (11) that are formed in a circumferential direction at a plurality of positions at a distance from one another and serve as flow paths for a refrigerant extending in the circumferential direction; a second core (20) including second circumferential refrigerant paths (21) that are formed in the circumferential direction at a plurality of positions at a distance from one another and serve as flow paths for the refrigerant extending in the circumferential direction; and a third core (30) in which a plurality of axial refrigerant paths (31) serving as flow paths for the refrigerant that extend in the axial direction and open at ends in the axial direction are formed. The first core (10) and the second core (20) are adjacent in the axial direction, each of two ends in the circumferential direction of the first circumferential refrigerant path (11) is connected to a different one of the two second circumferential refrigerant paths (21), and a plurality of the axial refrigerant paths (31) are connected to at least one of the first circumferential refrigerant paths (11) or one of the second circumferential refrigerant paths (21).

A heat absorbing plate (A) includes: a plate surface (10a) in contact with a first bottom surface (1a) of a first electronic component (1) and a second bottom surface (2a) of a second electronic component (2) that generates a relatively smaller amount of heat than the first electronic component (1); and a flow path (P) formed inside the heat absorbing plate (A) to flow therethrough a heat absorbing liquid (F) that absorbs heat generated by the first and second electronic components (1, 2), the flow path (P) including: a first flow path portion (P1); and a second flow path portion (P2) relatively smaller in a height and a cross-sectional area than the first flow path portion (P1). The heat absorbing liquid (F) exchanges heat with the first electronic component (1) in the first flow path portion (P1) and the second electronic component (2) in the second flow path portion (P2).

A rotating electrical machine includes: a housing including a fixing portion (60) including a threaded hole (61) and a fixing-portion-side refrigerant passage (62); and a stator (1) fixed to the fixing portion (60) and including a stator core (100) in which a bolt insertion hole (14, 24, 34) is formed, and a bolt (50) configured to fix a contact portion (37) including an opening of the bolt insertion hole (14, 24, 34) in surface contact with the fixing portion (60) by being inserted into the bolt insertion hole (14, 24, 34) to insert its distal end into the threaded hole (61), wherein a supply port corresponding to an opening of the fixing-portion-side refrigerant passage (62) is formed in the contact portion (37) within a distribution range of a surface pressure, and a stator-side refrigerant passage (36) axially extending from the supply port is formed in the stator core (100).

A characteristic configuration of a power supply module according to the present disclosure includes a power supply module (1) mounted on a vehicle, the power supply module (1) including an AC-DC conversion unit (11) that converts one of an AC voltage and a DC voltage into the other and outputs the other, and a voltage conversion unit (20) that converts a first voltage value of an input DC voltage into a DC voltage having a second voltage value, the voltage conversion unit (20) includes a first conversion unit (21) connected to the AC-DC conversion unit (11) and a second conversion unit (23) connected to the first conversion unit (21) via a transformer (22), and the power supply module (1) including a first board (81) on which the AC-DC conversion unit (11) and the first conversion unit (21) are provided, and a second board (82) on which the second conversion unit (23) is provided and that is different from the first board (81).

A method for producing a fuel cell gas diffusion layer base material sequentially Includes: a water-containing sheet preparation step (S1) of preparing a water-containing sheet (11) containing a carbon fiber (C1), graphite particles (P1) having a particle diameter more than 120 µm as measured by a laser diffraction/scattering method, and a fibrillated organic fiber (R1), which is to be carbonized in a subsequent carbonization step (S5), by using a slurry containing the carbon fiber, the graphite particles, and the fibrillated organic fiber; a composite sheet preparation step (S2) of preparing a composite sheet (12) by water-squeezing and drying the water-containing sheet; a resin impregnation step (S3) of preparing a resin impregnation sheet (13) by impregnating the composite sheet with a carbon precursor resin to be carbonized in the subsequent carbonization step; a compression step (S4) of preparing a thinned sheet (14) by compressing the resin impregnation sheet; and the carbonization step of heating and firing the thinned sheet in a non-oxidizing atmosphere.

A slide door support structure (20, 20A, 20B) includes: a slide support mechanism (22, 22A, 22B) slidably supporting a door (13) that can open and close a door opening (11) of a vehicle body (12), and including a slide rail (60) in a mechanism arrangement portion (S4) on a vehicle body (12) side; a cover member (900, 900A, 900B) supported by the vehicle body (12) so as to be movable between a first position where the cover member (900, 900A, 900B) does not hinder the door (13) from moving with the aid of the slide support mechanism (22, 22A, 22B) and a second position where the cover member (900, 900A, 900B) at least partially closes the mechanism arrangement portion (S4); and a drive mechanism (92, 92B) for the cover member (900, 900A, 900B). The cover member (900, 900A, 900B) is located at the second position in the door (13) closed state. The drive mechanism (92, 92B) moves the cover member (900, 900A, 900B) from the second position to the first position in mechanical conjunction with movement of the door (13) to an open state.

To allow an upper slide rail (30) or a lower slide rail (40) to be eliminated while properly receiving force in a tilting direction of a door (13) in a sliding door support structure (20). Disclosed is a sliding door support structure (20) including: a first slide support mechanism (21) including a first slide rail (30, 40) either above a door opening (11) or below the door opening (11) in a vehicle body (12) and regulating an opening and closing path of the door (13) while supporting the door (13) with respect to the vehicle body (12) through the first slide rail (30, 40); and a second slide support mechanism (22) including a second slide rail (60, 70) and a third slide rail (70, 60) that are provided below the upper end and of the door opening (11) and above the lower end of the door opening (11) in the vehicle body (12) and regulating the opening and closing path of the door (11) while supporting the door (11), in which the second slide rail (60, 70) and the third slide rail (70, 60) are disposed apart from each other in the vertical direction, and the second slide support mechanism (22) regulates the opening and closing path of the door (13) while receiving a weight of the door (13) through the second slide rail (60, 70) and receives the force acting in the tilting direction of the door (13) through the second slide rail (60, 70) and the third slide rail (70, 60).

A cooling module (1) includes: a manifold housing (10) made of resin and including an accommodation portion (10A, 20A) having an opening (10Aa, 20Aa) and at least a part (15A, 16A, 17A, 21A, 25A) of a flow path (15, 16, 17, 21, 25) allowing a fluid to flow therethrough; a rotary valve (4, 5) accommodated in the accommodation portion via the opening; and a cover body (30) made of resin and resin-bonded to the manifold housing to cover the opening of the accommodation portion and the part of the flow path.

There is provided a cooling module (1) that enables a cooling liquid to efficiently circulate in a manifold (M). The cooling module (1) includes a resin manifold (M) having a coolant flow path through which a cooling fluid circulates, the manifold (M) is formed by joining a first housing (10) and a second housing (30), each of which includes three-dimensionally curved portion (16A, 16B, 17A, 17B, 25A, 25B), and a bonded surface (Ma) of the first housing (10) and a bonded surface (Mb) of the second housing (30) include at least a part having a curved surface (Mal, Mbl).

Disclosed is a method of manufacturing a rotation electric machine rotor, the method including a step of preparing a rotor core (32) having an annular shape when viewed in an axial direction and having a magnet hole (321, 322) in the axial direction and a first through hole (324) in the axial direction, an injection step of injecting a first molten material brought into a molten state by heating into the first through hole (324), and a magnet disposing step of disposing a permanent magnet (61, 62) in the magnet hole (321, 322) by injecting a second molten material brought into a molten state by heating into the magnet hole (321, 322) after the injection step, wherein the magnet disposing step includes fixing a magnet for the permanent magnet (61, 62) inserted into the magnet hole (321, 322) in the magnet hole (321, 322) as the second molten material is cured, or forming a bonded magnet for the permanent magnet (61, 62) in the magnet hole (321, 322) as the second molten material containing a magnet powder is cured.

A first fuel cell system (10) includes a fuel cell (21) that generates electric power with a reaction between fuel gas supplied to a fuel electrode and oxidant gas supplied to an oxidant electrode, a combustor (22) that combusts combustible gas, a plurality of heat exchangers, each of which includes a low-temperature gas channel through which low-temperature gas flows, the low temperature gas being fuel gas supplied to the fuel cell (21) or oxidant gas, and a high-temperature gas channel through which high-temperature gas flows, the high-temperature gas being off-gas discharged from the fuel cell (21) or combustion exhaust gas discharged from the combustor (22), and exchanges heat between low-temperature gas flowing through the low-temperature gas channel and high-temperature gas flowing through the high-temperature gas channel, and a case (39) having a thermal insulation property and housing the fuel cell (21), the combustor (22), and the plurality of heat exchangers, in which the fuel cell (21) and the combustor (22) are disposed in a central portion in an internal space of the case (39), and one or more heat exchangers of the plurality of heat exchangers are disposed so as to cover at least a portion of the fuel cell (21) and the combustor (22) from outside.

Provided is a driving assistance device (1) in which: an overhead image (62) in which surroundings of a vehicle (2) is viewed vertically downward from a virtual viewpoint set above the vehicle is displayed on a display device (4); when there is an object of attention (63), which is an object requiring attention for the vehicle, around the vehicle, a model image (65) indicating an appearance of the object of attention is disposed and displayed at a position of the object of attention in the overhead image; and in displaying the model image, the model image is inclined and displayed in a direction in which a display area of the model image in the overhead image increases according to a state of the object of attention.

A fuel cell system (10) includes a fuel cell (21) that generates electric power with a reaction between fuel gas supplied to a fuel electrode and oxidant gas supplied to an oxidant electrode, a combustor (22) that combusts combustible gas, a plurality of heat exchangers, each of which includes a low-temperature gas channel through which low-temperature gas flows, the low temperature gas being fuel gas supplied to the fuel cell (21) or oxidant gas, and a high-temperature gas channel through which high-temperature gas flows, the high-temperature gas being off-gas discharged from the fuel cell (21) or combustion exhaust gas discharged from the combustor (22), and exchanges heat between low-temperature gas flowing through the low-temperature gas channel and high-temperature gas flowing through the high-temperature gas channel, and a case (39) having a thermal insulation property and housing the fuel cell (21), the combustor (22), and the plurality of heat exchangers, in which at least the fuel cell (21), the combustor (22), and the plurality of heat exchangers are arranged in layers such that a first layer, a second layer, and a third layer of temperature zones (H1, H2, H3) are formed in order from a central portion toward outside of an internal space of the case (39), the fuel cell (21) is disposed in the first layer, the combustor (22) is disposed in the first layer or in the second layer, one or more heat exchangers of the plurality of heat exchangers are disposed in the second layer, and one or more another heat exchangers of the plurality of heat exchangers are disposed in the third layer.

A battery module (5) includes at least one battery cell (1), a heat exchange member (2) in which a flow path (24) through which a heat medium flows is formed, and a holding member (3) that holds a positional relationship between the battery cell (1) and the heat exchange member (2), in which, assuming that a direction, in which the battery cell (1) and the heat exchange member (2) are arranged side by side, is an arrangement direction (X) and a surface of the battery cell (1) facing the heat exchange member (2) side is a heat exchange member side facing surface (8c): the heat exchange member side facing surface (8c) has a shape having unevenness in the arrangement direction (X); and the heat exchange member (2) has higher flexibility than the heat exchange member side facing surface (8c), and is pressed toward the heat exchange member side facing surface (8c) side by the holding member (3) in a state of being deformed following the shape of the heat exchange member side facing surface (8c).

A battery cell manufacturing method is a battery module manufacturing method for manufacturing a battery module (5) including at least one battery cell (1), and a heat exchange member (2) in which a flow path (24) through which a heat medium flows is formed. The method includes, assuming that a direction, in which the battery cell and the heat exchange member are arranged side by side, is an arrangement direction: a first step of disposing the heat exchange member adjacent to the battery cell along the arrangement direction; a second step of pressing the battery cell and the heat exchange member in the arrangement direction; and a third step of fixing a positional relationship between the battery cell and the heat exchange member.