Finkele, Rolf

A surface levelling device (100) comprises a surface levelling frame (104), and a handle (101). The handle (101) is rotatably mounted to the surface levelling frame (104). The surface levelling device (100) is characterized in that the handle (101) is lockable relative to the surface levelling frame (104) at a pre-defined angular position.

An attachment element (124) for a gardening device (100) is formed from a middle part (136) and two side parts (134) connected by the middle part (136). The attachment element (124) comprises a coupling portion (138) formed on at least one of the two side parts (134), and configured such that the attachment element (124) is couplable to a handle (104) of the gardening device (100). The attachment element (124) also comprises a connecting section (140) formed on the middle part (136) and/or on at least one of the two side parts (134) and configured to connect a collecting bag fastening element (126) to the attachment element (124). The collecting bag fastening element (126) is configured to connect the collecting bag (122) and the gardening device (100) and further support the collecting bag (122) in an operational position. The attachment element (124) further comprises a storage portion (142) formed on at least one of the two side parts (134) and configured to hang the collecting bag (122) onto the storage portion (142) in a storage position.

A surface levelling device (100) comprises a coupling part (102) configured to be couplable to a handle, and a surface levelling frame (104) configured to level a surface by contacting the surface with the surface levelling frame (104) in an assembled state. The coupling part (102) is connected to the surface levelling frame (104). The surface levelling device (100) is characterized in that the surface levelling frame (104) is configured to be disassembled into a plurality of parts in a disassembled state.

An apparatus (100) having a load (102) is provided. The apparatus (100) comprises an AC power supply (104) having a first high side (108) and a first low side (110), and a DC power supply (106) having a second high side (112) and a second low side (114). A common ground (116) connects the first low side (110) and the second low side (114). The apparatus (100) is characterized in that a first switch (118) is connected to the first high side (108) to the load (102) and operates the apparatus (100) in a high voltage operation mode in which the AC power supply (104) is provided to the load (102). A second switch (120) is connected to the second high side (112) to the load (102) and operates the apparatus (100) in a low voltage operation mode in which the DC power supply (106) is provided to the load (102).

A power tool (100) and a method (300) for operating the same are provided. The power tool (100) includes an electric motor (112), an AC power supply (102) to provide an AC input voltage, and a rectifier (104) to convert the AC input voltage to a rectified DC voltage. The power tool (100) includes an inductor-capacitor (LC) circuit (106) to convert the rectified DC voltage to an output DC voltage, a pulse width modulated (PWM) switch (108) to control the output DC voltage, and a controller (110) to control the PWM switch (108). An internal inductor (118) of the electric motor (112) extends the LC circuit (106) to an inductor-capacitor-inductor (LCL) circuit (122). The controller (110) is configured to control a duty cycle of the PWM switch (108) such that an input current from the AC power supply (102) is sinusoidal and in-phase with the AC input voltage.

A filament trimmer head (100) comprises a spool holder (102) with a spool (104) mounted inside, covered by a spool cover (106) with a circular through hole (138). A bump button (126) via it's stem (128) formed on the upper surface (122) of the spool (104), extends outward through the circular through hole (138). Additionally, a first coupling feature (130) formed on the upper surface (122) of the spool (104) extends towards the bump button (126). The filament trimmer head (100) is characterized in that a seal (134) is configured to engage and surround the stem (128) of the bump button (126). The seal (134) extends from the inner side (150) of the spool cover (106) facing the spool (104) along the stem (128) of the bump button (126) to the upper surface (122) of the spool (104). The seal (134) also comprises a second coupling feature (132) configured to couple with the first coupling feature (130) formed on the upper surface (122) of the spool (104), further allowing the seal (134) and the spool (104) to cooperate therewith.

A cover (106) is configured for at least partially covering an opening (104) of a lid (102), which is further configured to cover a container, in particular a liquid reservoir. The lid (102) has an area (A1), and the cover (106) has an area (A2) that at least partially covers the opening (104) of the lid (102). The cover (106) is movable relative to the lid (102) and is configured to move away from and towards the container within the opening (104) of the lid (102). The cover (106) is characterized in that the cover (106) comprises a plurality of arms (118) extending from the cover (106) into the container along a circumference of the cover (106). At least one of the plurality of arms (118) comprises at least one first protrusion (120); and the at least one first protrusion (120) is spaced apart from the cover (106) by a distance (D1).

A water connector assembly (100) comprises a first water connection device (200), and a second water connection device (300) removably couplable with the first water connection device (200). The first water connection device (200) comprises at least one first support element (216) and at least one second support element (218). The water connector assembly (100) is characterized in that the at least one first support element (216) and the at least one second support element (218) are configured to respectively inhibit and allow the decoupling between the first water connection device (200) and the second water connection device (300) when a lateral force (P) acting substantially perpendicular to an extension of the at least one first support element (216) and at the least one second support element (218) respectively is applied on the first water connection device (200).

A hose reel (210) for storing a hose (202) comprises a reel body (212) onto which the hose (202) is woundable. The reel body (212) comprises a central water axle (214) and an outer surface (216) having a surface radius (D1). The hose reel (210) further comprises at least one side disc (218) formed at one lateral end of the reel body (212), and a water connection (215) for connecting the hose (202) to the central water axle (214). The water connection (215) extends from the central water axle (214) and is positioned adjacent to the at least one side disc (218). The hose reel (210) is characterized in that the hose reel (210) comprises a hose guiding structure (220) formed on the side disc (218). The hose guiding structure (220) is configured to guide an end portion (203) of the hose next to the water connection (215), on a guiding distance (D2) and afterwards on the outer surface (216), with the guiding distance (D2) being larger than the surface radius (D1).

A cutting tool (100) includes a housing (102) defining a front surface (104) and a rear surface (106), with a motor disposed within the housing (102). The cutting tool (100) further includes a cutting implement (110) extending from the housing (102) away from the front surface (104) with the cutting implement's dimensions defining a cutting plane (112). Further, a handle assembly (114) is coupled to the housing (102) towards the rear surface (106), wherein the coupling defines a fixed swivel point (P) that allows the handle assembly (114) to swivel about the rear surface (106) of the housing (102) along a swivel axis (120) that runs through it and that is orthogonal to a swivel plane (108) that comprises the swivel point (P). The cutting tool (100) is characterized in that the swivel plane (108) is backwardly inclined to the cutting plane (112) by an inclination angle (125) that is in a range of 30 to 60 degrees, preferably 35 to 45 degrees, and more preferably 40 degrees.