Abstract: A rechargeable battery pack for a hand-held power tool, including a housing having at least first and second housing components, the pack including at least one cell holder, accommodating at least two battery cells in a parallel/series circuit, the battery cells each including two end faces extending perpendicularly to a longitudinal axis; and a pack electronics system including contact elements for establishing electrical connection between the pack and a power tool. The cell holder includes sleeve-like insulating walls, corresponding to the battery cells at least in some areas, to prevent electrical contact between the battery cells. A method for manufacturing a pack for a hand-held power tool, the cell holder including sleeve-like insulating walls, having cylindrical cell openings for accommodating the battery cells, the battery cells being pressed into the cell openings so that a form-locked and force-fit connection is established between the cell holder and the battery cells.

Abstract: A battery pack for a handheld machine tool, having a cell holder and at least one battery cell, the cell holder accommodating the at least one battery cell, and the battery cell having a lateral area that extends parallel to a longitudinal axis, the lateral area being delimited by two end faces that extend at a right angle to the longitudinal axis and on which the electrical poles of the battery cell are located. At least one elastic, heat-conductive insert is situated between at least one end face of the battery cell and a wall of the battery pack housing extending parallel to the end face of the battery cell. The elastic, heat-conductive insert is in thermal contact with the end face of the battery cell and dissipates heat from the battery cell in the direction of the wall of the battery pack housing.

Abstract: An induction charging device, in particular, a hand-held power tool induction charging device, including a coil unit and at least one shielding unit, which is for at least partially shielding the coil unit. It is provided that the induction charging device includes at least one adjustment unit, with the aid of which at least one shielding parameter of the at least one shielding unit is changeable.

Abstract: A battery pack for a handheld power tool, having a cell holder that accommodates at least one battery cell, the battery cell having a cladding surface that runs parallel to a longitudinal axis, the cladding surface being limited by two end faces that run perpendicular to the longitudinal axis, and the cladding surface and the end faces forming an outer shell of the battery cell, and a battery pack electronics. The battery pack electronics includes at least one circuit board having contact elements for producing an electrical connection between the battery pack and the handheld power tool, in addition at least one contact arrangement corresponding to the battery cell is provided, the contact arrangement electrically contacting the corresponding battery cell at the cladding surface.

Abstract: A circuit board, which includes at least one contact surface for electrical contacting with a contact partner, so that an electric current may be transferred between the circuit board and the contact partner, the circuit board including structures in at least one contact area, which are designed to pierce through contaminant layers and/or oxide layers present on the contact partner, the contact area including the contact surface.

Abstract: A tank defines an inner cavity and at least an opening. A filler tube device comprises a tube passing through the opening in the tank, the tube forming a joint with at least one degree of freedom with the tank such that the tube is displaceable relative to the tank. The tube has an open end in the inner cavity of the tank, and an opposite open end outside of the tank, whereby the tube defines a passage for filling the tank. A sealing component is in the inner cavity of the tank, the sealing component configured for collaborating with the open end of the tube when the tube is moved into engagement therewith to close the open end of the tube inside the tank in a protective position.

Abstract: An inductive energy transmission system including: a primary coil connectible to an electrical useful voltage source, the primary coil being connected to a first capacitor, the first capacitor being connected to a local ground potential of the energy transmission system; and a secondary coil inductively coupled to the primary coil; wherein a second capacitor is situated between the primary coil and the local ground potential of the energy transmission system.

Abstract: A hand tool accumulator charging device is proposed having a charging device housing and a charging coil, provided for the purpose of charging a hand tool accumulator situated in an accumulator charging region, and having only one mounting device that is provided for the purpose of coupling with a hand tool case situated in a case receptacle region, the accumulator charging region and the case receptacle region being situated on sides of the charging device housing facing away from one another.

Abstract: A hand tool case holding device including at least one holding device, which is provided for the purpose of detachably holding a hand tool case in a case accommodating area. It is provided that the hand tool case holding device has at least one charging coil and a bearing arrangement, which is provided for the purpose of movably supporting the charging coil and the holding device in relation to one another.

Abstract: A hand-held power tool rechargeable battery is provided, including at least one rechargeable battery housing, at least one rechargeable battery cell and at least one inductive charging unit, which includes at least one inductive charging coil for charging the at least one rechargeable battery cell. It is provided that the rechargeable battery housing has at least one molded housing projection, which is delimited at least partially by an area of an inductive charging side of the rechargeable battery housing.

Abstract: A charging system for a battery device of a handheld tool includes a charging device provided to inductively charge the battery device in a charging operation, the charging device having at least one induction charging unit which has at least one charging coil having a main coil extension. A gap is provided between the battery device and the charging device in a charging operation. A ratio between (i) the at least one main coil extension and (ii) a minimum clearance between the at least one charging coil and a surface defining the gap is at most 30/1.

Abstract: An inductive charging device, in particular a handheld power tool inductive charging device, having a housing, a receptacle region for accommodating an induction accumulator, a coil unit that includes at least one core element and at least one induction coil that at least partly encloses the at least one core element, and at least one coil housing element that positions at least the coil unit relative to the receptacle region in the housing.

Abstract: A hand tool accumulator charging device is proposed having a charging device housing and a charging coil, provided for the purpose of charging a hand tool accumulator situated in an accumulator charging region, and having only one mounting device that is provided for the purpose of coupling with a hand tool case situated in a case receptacle region, the accumulator charging region and the case receptacle region being situated on sides of the charging device housing facing away from one another.

Abstract: A hand tool accumulator charging device is proposed having a charging device housing and a charging coil, provided for the purpose of charging a hand tool accumulator situated in an accumulator charging region, and having only one mounting device that is provided for the purpose of coupling with a hand tool case situated in a case receptacle region, the accumulator charging region and the case receptacle region being situated on sides of the charging device housing facing away from one another.

Abstract: A rechargeable battery pack for a handheld power tool, encompasses a housing and at least one interface unit for establishing a mechanical and electrical connection between the rechargeable battery pack and the handheld power tool and/or a charging device. The interface unit has at least one locking element for locking the rechargeable battery pack onto the handheld power tool, and an actuation element for actuating the locking element. The actuation element encompasses at least one light-emitting element for outputting an optical signal and/or for illumination.

Abstract: A hand tool module having an interconnection device, which has an interface. The interconnection device has, in addition to the interface, at least one auxiliary interface, which is provided to bidirectionally exchange at least power at least with one additional hand tool module and/or a hand tool.

Abstract: A tank defines an inner cavity and at least an opening. A filler tube device comprises a tube passing through the opening in the tank, the tube forming a joint with at least one degree of freedom with the tank such that the tube is displaceable relative to the tank. The tube has an open end in the inner cavity of the tank, and an opposite open end outside of the tank, whereby the tube defines a passage for filling the tank. A sealing component is in the inner cavity of the tank, the sealing component configured for collaborating with the open end of the tube when the tube is moved into engagement therewith to close the open end of the tube inside the tank in a protective position.

Abstract: A hand tool module having an interconnection device, which has an interface. The interconnection device has, in addition to the interface, at least one auxiliary interface, which is provided to bidirectionally exchange at least power at least with one additional hand tool module and/or a hand tool.

Abstract: A hand-held power tool rechargeable battery is provided as including a housing, at least one rechargeable battery cell, and an inductive charging unit, which includes at least one coil core and an inductive charging coil for charging the at least one rechargeable battery cell. It is provided that the inductive charging unit is accommodated detachably in the housing.