Illinois Tool Works Patente

A wave soldering machine includes a wave soldering station configured to create a solder wave used to perform the wave soldering operation on the printed circuit board. The wave soldering machine further includes a finger conveyor system configured to deliver a printed circuit board to the wave soldering station. The finger conveyor system includes at least one chain conveyor including a chain having a plurality of fingers configured to support an edge of the printed circuit board. The finger conveyor system further includes a finger detection system having a tension roller assembly configured to engage each finger of the plurality of fingers. The tension roller assembly further is configured to move in response to engaging a finger in a non-operational position. The finger conveyor system further includes a sensor configured to detect movement of the tension roller assembly to the non-operational position.

Systems and methods are provided for implementing and utilizing mixed switch power converter for arc welding. A power converter may be configured for handling a high speed advanced welding process, with the power converter incorporating a circuit topology that includes a low-side buck converter circuit and a recycler circuit. The low-side buck converter circuit includes an input circuit and a modulation circuit, and a low-side of the recycler circuit may be connected to an intermediate point in the modulation circuit of the low-side buck converter circuit.

A welding system comprises: a wire feeder configured to advance an electrode at a wire feed speed; power conversion circuitry configured to convert input power to welding power and to output the welding power to create a welding circuit comprising the electrode; and control circuitry configured to: control the power conversion circuitry to output the welding power according to one or more first welding parameters comprising a first waveform width or a first waveform frequency; in response to a wire feed speed change of at least one of a commanded wire feed speed or a measured wire feed speed, determine a second waveform width or a second waveform frequency based on at least one of the commanded wire feed speed and the measured wire feed speed; and control the power conversion circuitry to output the welding power according to one or more second welding parameters comprising the second waveform width.

Die Erfindung betrifft eine Spülmaschine (1), insbesondere gewerbliche Spülmaschine (1), welche vorzugsweise als Programmautomat und insbesondere in Gestalt einer Korbdurchschub- oder Haubenspülmaschine ausgeführt ist, wobei die Spülmaschine (1) mindestens eine Behandlungskammer (2) oder Behandlungszone aufweist, in welcher insbesondere bedarfsweise und vorzugsweise während einer Klarspülphase eine Klarspülflüssigkeit versprüht wird oder versprühbar ist, wobei die Spülmaschine (1) hierzu ein Klarspülsystem mit einem Klarspülleitungssystem (3) und mit mindestens einem Klarspüldüsensystem mit Klarspüldüsen (4.1, 4.2) aufweist. Erfindungsgemäß ist insbesondere vorgesehen, dass das Klarspülsystem einen dem Klarspülleitungssystem (3) zugeordneten Rückflussverhinderer (5) aufweist, welche ausgebildet ist, den Durchfluss von zumindest einem Abschnitt des Klarspülleitungssystems (3) nur in einer Richtung zu erlauben.

The present disclosure relates to a door latch and opener (200) for a dishwasher (100) having a door. The door latch and opener comprises a latch member (204) for engagement with a striker (104) of the dishwasher. The latch member is movable between a closed position for holding the door (106) closed and an open position for releasing the striker. The door latch and opener also includes an opening mechanism (208) comprising an actuator coupled to the latch member. The opening mechanism is operable to move the latch member from the closed position to the open position.

The present disclosure provides a screen moving device including a first bracket, a second bracket and a third bracket. The first bracket is connected to a screen. The first bracket is rotatable about an axis extending in a first direction, so as to drive the screen to rotate about the axis extending in the first direction. The second bracket is connected to the first bracket. The second bracket is configured to drive the first bracket to rotate about an axis extending in a second direction. The third bracket is connected to the second bracket, the third bracket is configured to drive the second bracket to rotate about an axis extending in a third direction. The first direction intersects with an extension direction of the screen. The screen moving device according to the present disclosure can move the screen in multiple directions.

A wave soldering machine performs a wave soldering operation on an electronic substrate. The wave soldering machine includes a wave soldering station having a solder pot having a reservoir of solder material, a flow duct positioned in the reservoir of the solder pot, and a wave soldering nozzle assembly coupled to the flow duct. The nozzle assembly is configured to generate a solder wave. The wave soldering machine further includes a conveyor configured to deliver an electronic substrate to the wave soldering station, at least one first gas diffuser configured to supply gas to pass over the solder wave on each side of the solder wave and to provide a gas blanket over the solder wave, and at least one second gas diffuser configured to supply gas below the solder wave on each side of the solder wave and to provide a gas blanket under the solder wave.

A welding system comprises: power conversion circuitry configured to output welding power to a weld circuit; a voltage sensor configured to measure a voltage of the weld circuit; and control circuitry configured to: control the power conversion circuitry to output the welding power according to one or more first welding parameters; monitor the measured voltage during a background phase to determine whether a short circuit event occurred in the weld circuit by detecting that the measured voltage is greater than an anomalous cathode event voltage threshold; in response to determining that the short circuit event occurred, determine one or more second welding parameters based on one or more short circuit parameters of the short circuit event; and control the power conversion circuitry to output the welding power according to one or more second welding parameters.

A brace adapted to be fixed to members of a building frame in an orientation. The brace comprises a strip that can be received against members of the frame to assume a said orientation.

A fume extraction system is designed to include one or more filters arranged in a housing of the fume extraction system. Air from an ambient environment is introduced into the housing of the fume extraction system via one or more inlets. A self-cleaning system is connected to expel surface particulates from the one or more filters. And one or more movable barriers are arranged at the one or more inlets or outlets, configured to move from an open configuration to a closed configuration.

Aspects of the present invention relate to a reflow soldering oven comprising a vacuum chamber. A first conveyor is positioned outside of the vacuum chamber and a second conveyor is positioned inside the vacuum chamber. The first conveyor has a first conveyor side rail. The second conveyor has a second conveyor side rail. Each of the first conveyor side rail and the second conveyor side rail has a longitudinal axis. The reflow soldering oven comprises a conveyor alignment mechanism having an alignment member. The alignment member is movably coupled to one of the first conveyor side rail and the second conveyor side rail. The conveyor alignment mechanism is configured to move the alignment member between: a first position in which the alignment member is spaced apart from the other of the first conveyor side rail and the second conveyor side rail, and a second position in which the alignment member engages the other of the first conveyor side rail and the second conveyor side rail such that the first conveyor and the second conveyor are held in an aligned configuration in which the longitudinal axis of the first conveyor side rail is aligned with the longitudinal axis of the second conveyor side rail.

An example welding-type system includes: power conversion circuitry configured to convert input power to welding-type power; an interface configured to: receive a selection of a parameter from a plurality of parameters; and receive a selection of a value for the selected parameter; and control circuitry configured to: in response to the selection of the parameter from the plurality of parameters, control the interface to output a visual indication of an effect of changing the parameter on at least one of a welding electrode, a quantity of discontinuities in the weld, a magnitude of a discontinuity in the weld, or a quantity of inclusions in the weld; in response to a change in the value of the selected parameter via the interface, control the interface to change the visual indication of the effect based on the change in the value; and control the power conversion circuitry based on the value.

Système de dosage en combustible (1) pour un outil de fixation tel qu'un cloueur, ledit système (1) comportant un réservoir de combustible (2) et un boîtier de dosage (3) configuré pour être rempli depuis le réservoir de combustible d'une dose prédéterminée de combustible et pour, lors d'une seule activation de l'outil, permettre le passage de ladite dose prédéterminée de combustible vers une chambre de combustion (4) de l'outil.

A guide for installation of a fastener to secure structural members, the guide comprising: a base having at least one surface configured to abut a first structural member; at least one engagement projection extending from the surface of the base and configured to abut a side of the first structural member; and at least one fastener receiver extending in a direction opposite from the at least one surface of the base, wherein, when the base and projection are each abutting the first structural member, the receiver is located to guide a fastener placed therein to secure the first structural member and a second structural member together, and, as the fastener secures the structural members, the guide is removable therefrom.

A combustion tool fuel delivery system comprising a reservoir connection means (111, 211, 311, 411, 511, 611, 711, 811, 911a, 991b) for connecting to a reservoir (11, 21, 31, 41, 51, 61, 71, 81, 91) containing combustible gas; a chamber connection means (191, 291, 391, 491, 591, 691, 791, 891, 911a, 991b) for connecting to a combustion chamber (19, 29, 39, 49, 59, 69, 79, 89) of the combustion tool; and a metering system located between the reservoir connection means (111, 211, 311, 411, 511, 611, 711, 811, 911) and the chamber connection means (191, 291, 391, 491, 591, 691, 791, 891, 911a, 991b), the metering system for variably controlling an amount, for example a volume, of combustible gas provided from the reservoir connection means (111, 211, 311, 411, 511, 611, 711, 811, 911) to the chamber connection means (191, 291, 391, 491, 591, 691, 791, 891, 911a, 991b).

Die Erfindung betrifft ein Abluft-Behandlungssystem (10) für eine gewerbliche Spülmaschine (1), welche insbesondere als eine Ein-Tank-Spülmaschine und vorzugsweise als Haubenspülmaschine ausgeführt ist. Das Abluft-Behandlungssystem (10) weist eine erste Kondensatoreinrichtung (11) auf, welche ausgebildet ist, mit Hilfe eines fluiden Mediums, insbesondere Luft (A), zumindest bedarfsweise eine Taupunkttemperatur einer aus der Spülmaschine (1) abgeführten oder abzuführenden Abluft (B) abzusenken. Optional weist das Abluft-Behandlungssystem (10) ferner eine zweite Kondensatoreinrichtung (30), welche ausgebildet ist, zumindest bedarfsweise mindestens einen Teil der thermischen Energie der aus der Spülmaschine (1) abgeführten oder abzuführenden Abluft (B) auf ein liquides Medium, insbesondere Wasser (C) und vorzugsweise Frischwasser, zu übertragen.

Disclosed example welding-type power supplies include: a boost converter circuit configured to increase a DC supply voltage to supply an intermediate voltage to an intermediate DC bus; a buck converter circuit configured to convert the intermediate voltage to output welding-type power; a boost bypass circuit configured to selectively bypass the boost converter circuit; and control circuitry configured to: control the buck converter circuit to convert power from the intermediate DC bus to the welding-type power; in response to determining that a current of the welding-type power is less than a threshold output current, disable the boost bypass circuit and enable the boost converter circuit; and in response to determining that the current of the welding-type power is at least a target current and/or determining that a voltage of the welding-type power is less than a threshold output voltage, control the boost bypass circuit to bypass the boost converter circuit.

A fume extraction system is designed for metal working and other applications. The fume extraction system includes one or more motors and/or adjustment devices to control fume suction airflow. One or more sensors may monitor a condition of the welding torch to determine if a welding arc is present. Control circuitry is operable to receive signals from the one or more sensors and/or power supply in order to determine the presence of the welding arc. The control circuitry can control the fume extraction system to adjust suction airflow based on the presence of the welding arc.

L'invention concerne un outil de combustion (100, 200, 300, 400) comprenant une cartouche de combustible (10, 20, 30, 40, 50, 60) un moyen d'alimentation électrique (101, 201, 301, 401) et un dispositif électrique (11, 21, 31, 41, 51, 61, 71) connecté de manière opérationnelle au moyen d'alimentation électrique (101, 201, 301, 401) pour préparer un combustible (C) dans la cartouche de combustible (10, 20, 30, 40, 50, 60) pour sa combustion.

L'invention concerne un outil d'enfoncement (1) comprenant un bras de support de magasin (2) doté d'un moyen de retenue (3) pour retenir un magasin (4, 104) au bras (2). Le moyen de retenue (3) comprend un mécanisme de loquet (5, 105) libérable pour retenir sélectivement le magasin (4, 104) contre le bras (2) et une butée (6) pour limiter le recul du magasin (4, 104) lorsque l'outil d'enfoncement (1) est tiré.

The present application relates to a welding wire feeder including: a spool hub (44, 45) configured to hold a wire spool (40), a wire drive (46,50) configured to feed wire (80) from the wire spool (40); a spool brake configured to selectively resist rotation of the wire spool (40) and control circuitry (22) configured to: control the spool brake to resist the rotation of the wire spool (40) while the wire drive (46, 50) is not feeding the wire (80) from the wire spool (40), and in response to an operator input, control the spool brake to reduce resistance to the rotation of the wire spool (40) and control the wire drive (46, 50) to not feed the wire (80) from the wire spool (40).

In some examples, weld training simulation systems provide haptic feedback through the use of a magnetic field generated by one or more electromagnets positioned in or on a welding workpiece and/or a welding-type tool (or a stick electrode held by the welding-type tool). In some examples, an operator holding the welding-type tool will experience haptic feedback due to an attractive or repulsive magnetic field force that impacts the electromagnet(s) and/or magnetic material in the welding-type tool (or the stick electrode held by the welding-type tool 300). In some examples, the haptic feedback may be helpful in simulating different events and/or situations, such as, for example, an electrode sticking event, an excessive impedance event, a burning flame event, and/or an electric arc event.

A rotatable latch system is disclosed that provides controlled angular motion and mechanical retention in multiple planes. The system includes a base structure having a base neck, a base locking cap, and an angle limiting notch, and a latch defining a neck opening, a locking cap opening, and an angle limiting slot. The latch is rotatably coupled to the base structure such that the base neck and locking cap are received and retained within the latch openings, while the angle limiting slot and notch cooperate to define a limited range of rotation. The system resists both in-plane and out-of-plane disassembly forces and may include snap-fit joints, adjustable angular limits, or asymmetrical rotation ranges. The latch may include a strap slot or alternative coupling features, enabling integration with various mechanical, consumer, or industrial assemblies.

Die Erfindung betrifft eine Spülmaschine (1) mit mindestens einem als Rezirkulationskreislauf ausgebildeten Waschsystem, welches mindestens einen Wascharm (6) mit mindestens einer Waschdüse (5) zum Versprühen von Waschflüssigkeit auf das zu reinigende Spülgut, einen Waschtank (3) zum Auffangen von zumindest einem Teil der versprühten Waschflüssigkeit und ein Zufuhrleitungssystem (8) mit einer Waschpumpe (4) aufweist, über welches dem mindestens einen Wascharm (6) in dem Waschtank (3) gesammelte Waschflüssigkeit zuführbar ist oder zugeführt wird. Erfindungsgemäß ist insbesondere vorgesehen, dass in dem Zufuhrleitungssystem (8) mindestens eine Reinigungsöffnung (20) ausgebildet oder vorgesehen ist, über welche im Betrieb der Waschpumpe (4) ein Teil der mit der Waschpumpe (4) in Richtung des mindestens einen Wascharms (6) geförderten Waschflüssigkeit in eine Behandlungskammer (2) oder Behandlungszone der Spülmaschine (1) versprüht oder ausgegeben wird.

L'invention concerne un outil d'enfoncement d'éléments de fixation (1). L'outil (1) comprend un ensemble d'entraînement (2) opérable pour entraîner un élément de fixation (F) le long d'un axe (A), une chambre de combustion (30) entourant au moins partiellement l'ensemble d'entraînement (2) et mobile le long de l'axe (A) et un palpeur (4) relié à la chambre de combustion (30). Le palpeur (4) est configuré pour entrer en contact avec un substrat afin de déplacer la chambre de combustion (30) le long de l'ensemble d'entraînement (2) pour permettre sélectivement à l'ensemble d'entraînement (2) d'opérer. La chambre de combustion (30) comprend un rouleau (5) qui s'engage de manière roulante dans l'ensemble d'entraînement (2) lorsque la chambre de combustion (30) se déplace le long de celui-ci.

A dishwasher drying system including at least one spray arm positioned within a dishwasher tub, the at least one spray arm having a water source and an air source.

A surface mount assembly (102) is provided for securing a component (108) having multiple openings (114, 116). The assembly includes a base structure (104) and a back plate (110) to interlock through corresponding features. The base structure defines a mounted surface (130) with a plurality of locking tabs (106) and a centering post (132) extending therefrom. The back plate includes a central hub portion (118), a series of flexible arms (112) extending radially outward, and multiple clip openings (124) each having a defined locking surface (128). During assembly, the centering post of the base structure aligns with an alignment slot (122) in the back plate to ensure positioning. The locking tabs of the base structure pass through the component's openings (114) and engage the locking surfaces of the clip openings, thereby securely retaining the component between the base structure and the back plate.

Systems and methods are provided for implementing and utilizing floating universal torch fume capture attachments. An example fume capture attachment may be configured for use in welding-type systems. The fume capture attachment may be configured for operation in conjunction with a welding-type torch while engaged by an automated torch holder. The fume capture attachment may include a torch engagement section configured to engage the welding-type torch in a floating manner, an extraction flow section configured to provide a fume extraction path from an area adjacent to at least a portion of the weld-type torch where welding is performed, and a mounting section configured to enable securely mounting the fume capture attachment onto a structure in proximity to the welding-type torch.

A food product slicer includes a base, a knife mounted for rotation relative to the base, a carriage assembly mounted to the base for reciprocal movement back and forth past a cutting edge of the knife, a gauge plate mounted for movement between a closed position that prevents slicing and multiple open positions that permit slicing at respective thicknesses, and a gauge plate plane adjustment assembly for adjusting an orientation of a plane of the gauge plate relative to a plane of an edge of the knife. A seal assembly covers the gauge plate plane adjustment assembly and has first and second seal parts that are movable relative to each other between a sealing configuration of the seal assembly and an access configuration of the seal assembly.

A roller transfer plate for moving product through a conveyor transition includes a plate and a center spindle extending through the plate. A plurality of axles are arranged radially in the plate relative to the center spindle and a plurality of balls or rollers are positioned on the axles and arranged concentrically.

L'invention concerne un vaporisateur (1) pour un outil de combustion (10). Le vaporisateur (1) comprenant une entrée (2), une sortie (3), un premier régulateur de pression (4) relié de manière fluide à l'entrée (2), un deuxième régulateur de pression (5) relié de manière fluide à la sortie (3) et un évaporateur (6) relié de manière fluide entre le premier régulateur de pression (4) et le deuxième régulateur de pression (5). Le vaporisateur (1) est configuré pour recevoir, en cours d'utilisation, du combustible liquide et/ou gazeux d'une cartouche de combustible (11) de l'outil de combustion (10) dans l'entrée (2) de sorte qu'il passe à travers le premier régulateur de pression (4), puis à travers l'évaporateur (6) et ensuite à travers le deuxième régulateur de pression (5) afin que le combustible gazeux soit délivré à travers la sortie (3) à une pression sensiblement constante.

L'invention concerne un outil d'enfoncement (10) comprenant un récepteur de dispositif de stockage d'énergie (1) avec un réceptacle à extrémité ouverte (2) pour recevoir pour recevoir un dispositif de stockage d'énergie (12). Le récepteur (1) comprend également un connecteur (3) à une extrémité fermée du réceptacle (2) pour une connexion avec le dispositif de stockage d'énergie (12) et un préhenseur (4) pour engager au moins une partie d'un côté latéral (14) du dispositif de stockage d'énergie (12) lorsqu'il est connecté au connecteur (3). Le préhenseur (4) est mobile d'une position rétractée à une position déployée pour engager le dispositif de stockage d'énergie (12).

A ware rack system for holding lightweight wares during cleaning in a warewash machine includes a lower ware rack including a bottom wall, upright side walls and a plurality of pegs extending upward from the bottom wall, wherein a multiplicity of the pegs are tall pegs that have upper ends that are located higher than upper edges of the upright side walls. An upper ware rack may be placed inverted atop the lower ware rack to capture lightweight wares between the upper ends of the tall pegs and the bottom wall of the upper ware rack. A method of modifying a ware rack is also provided.

Disclosed example engine-driven power systems include: an engine configured to output mechanical power; a generator configured to convert the mechanical power to first electrical power; an energy storage device configured to be charged using the first electrical power and to discharge stored energy to output second electrical power; and control circuitry configured to: determine a load on the engine and an engine speed; and control charging or discharging of the energy storage device to increase a fuel efficiency of the engine based on a predetermined relationship between the load on the engine, the engine speed, and the fuel consumption of the engine.

A food slicer for slicing food items includes a slicer body and a slicer knife mounted for rotation relative to the slicer body. The slicer knife has a peripheral cutting edge with an associated cutting zone, and an associated knife drive motor. A food product carriage is mounted to the slicer body for reciprocating movement back and forth past the cutting zone of the slicer knife. A knife edge evaluation system includes at least one vibration sensor positioned and configured for detecting vibrations produced during slicer knife sharpening.

A cord-lock assembly (100) that includes an insertion component (104) and a receiving component (102). The receiving component has a hollow body with a cavity and openings for a cord (122) to pass through. The insertion component has a shank (130) that fits into the receiver's cavity, with a channel (110) that slides along a guide ridge (126) inside the cavity. When the insertion piece is pushed into the receiver, it holds the cord tightly in place. The insertion piece also has openings (106) for the cord, and slots (108) that let the cord be inserted from the side. The shank has small ribs (116) near its tip that press the cord against the inside of the cavity for extra grip. The guide ridge and channel can be angled to help align the pieces during insertion.

Outil de fixation (1) comprenant un nez (9) de guidage d'éléments de fixation et une lame de percussion desdits éléments de fixation, caractérisé en ce que ledit outil de fixation (1) est configuré pour tirer un élément de fixation d'un premier type et au moins un élément de fixation d'un second type présentant des caractéristiques dimensionnelles et/ou géométriques différentes de celles dudit élément de fixation de premier type.

Systems and apparatus are disclosed relating to improved fluid supply systems. In some examples, the improved fluid supply systems use an electrically controllable proportional valve and a surge prevention process to prevent a surge of pressurized fluid at the end of a welding-type operation. In particular, the surge prevention process may coordinate closure of the proportional valve and an on/off solenoid valve so that pressure in the fluid flow path can equalize to an ambient pressure after a welding operation (and/or a post flow operation) has ended. This coordination ensures that there is no pressure buildup and/or associated surge of fluid when the on/off solenoid valve is next opened (e.g., at the start of the next welding operation).

Systems and methods for laser welding are disclosed. A laser welding system includes a handheld or robotic laser welding tool to direct laser power to a workpiece to generate a weld during a laser welding operation. The welding system includes a wobble generator (e.g., a beam wobble optic, a wire guide optic, and/or a mechanical controller/oscillator) to move the laser beam and/or the wire as applied to the workpiece.

An example welding extraction machine comprising: one or more inlets to receive an air flow and direct the air flow to a main path; a first valve configured to direct the air flow through the main path or through a first diversion, wherein the main path includes a first filter type and a second filter type, wherein the first diversion bypasses the first filter type; a second valve configured to direct the air flow through the main path or through a second diversion, wherein the second diversion bypasses the main path including the second filter type; and an exhaust for outputting the air flow.