Robert Boschgmbh

Wolf Matthias

Rainer Glauning

Marcin Rejman

Alexander Osswald

Gunter Flinspach

Urs Roth

Juergen Mack

Florian Schmehl

Jochen Krauter

Jan Breitenbach

Josef Baumgartner

Thorsten Seidel

Thomas Heinrich

Steffen Katzenberger

Huynh Cuong

Stephan Keller

Tobias Hans

A handheld tool having a battery interface is described, in which a provision is made for the handheld tool to have at least one measuring device interface, which is provided to receive at least data containing measuring information of a handheld tool add-on measuring device.

Handheld tool, handheld tool add-on measuring device and handheld tool battery

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.

Hand tool module

A battery pack having at least one battery with two electrical contacts in which a parallel circuit comprising a first and a second resistor is arranged between a first contact and a first pole, the first resistor switches off at a first temperature, the second resistor switches off at a second temperature, the first temperature is higher than the second temperature, and the first resistor has a higher current carrying capability than the second resistor. The circuit serves as fuse protection for the battery against overheating both when the battery is charging and when the battery is discharging.

Arrangement having at least one battery

An energy storage pack for an electric power tool comprising a housing for reception of a plurality of cell blocks having electrochemical storage cells, as well as electrical pole terminals to which poles of the cell blocks are electrically connectable. At least one pole terminal is embodied as a subassembly that encompasses two electrically separated contacts.

Energy storage pack for an electric power tool, and electric power tool

The invention relates to a battery pack () for supplying an electrical appliance or an electromobile, especially a power tool, with power. Said battery pack comprises a plurality of battery cells () and at least one heat compensation element () interposed between neighboring battery cells (). The invention is characterized in that the heat compensation element () consists of a plastic material.

Battery pack

The invention is based on a rechargeable battery charging case, in particular a cordless handheld power tool case, having at least one battery attachment device and a case body. It is proposed that the rechargeable battery charging case has an electrical energy output and a supply unit, which in at least one operating state is connected to the energy output and to the battery attachment device for supplying the energy output.

Rechargeable battery charging case with a supply unit for supplying energy

In a rechargeable battery having a plurality of rechargeable battery cells, wherein at least one rechargeable battery cell is connected to an electronic component, which is associated with the rechargeable battery, via an electrical line, the electrical line has at least one contact element which is electrically conductively connected to the at least one rechargeable battery cell by an electrically conductive adhesive.

Making electrical contact with a rechargeable battery having a plurality of rechargeable battery cells

An electric machine tool may include an interface via which the electric machine tool can be mechanically and electrically connected to a battery pack. A coupling apparatus may be provided, which can be mechanically and electrically connected to the electric machine tool via the interface. The coupling apparatus may include a first battery interface for connection to a first battery pack and a second battery interface for connection to a second battery pack.

Electric machine tool

A rechargeable battery () for hand-guided electromechanical tools, having a plurality of rechargeable battery cells () which are electrically connected to one another by means of electrical cell connectors (), wherein the electrical cell connectors () are fixed to a cell connection frame (), which is provided on one pole side () of the rechargeable battery cells (), for the purpose of simplified mounting of the electrical cell connectors () on the rechargeable battery cells (). Furthermore, an electromechanical tool, in particular a cordless screwdriver, a drill, a circular saw, a jigsaw, a sander, a garden appliance, having a rechargeable battery () according to the invention.

Rechargeable battery for hand-guided electromechanical tools

The invention is based on a spare handheld power tool module, having at least one interface that has at least one contact region and at least one electrical contact that is disposed at least partly in the contact region. It is proposed that the interface has at least one closure unit, which is provided for covering the contact region.

Spare module for handheld power tool

Rechargeable battery charging case

In the case of a safety device for an accumulator cell, which has an electrode assembly disposed in an elastic cell sheath and at least one electrical connector, a blocking element is provided which blocks at least a first electrical contact associated with the electrical connector with at least a second electrical contact in a releasable electrical connection, the blocking element being configured for the purpose of releasing the releasable electrical connection when the cell sheath expands as a result of a change in volume of the accumulator cell during operation. A separation of the second contact from the first contact is thereby made possible.

Safety device for an accumulator cell

An accumulator (i.e., battery) with at least two accumulator cells which are arranged in an accumulator housing and which are connected electrically with each other by a connector element. At least one of the accumulator cells is electrically connected with the connector element by an electrically conductive adhesive.

Battery with several cells connected by an electrically conductive adhesive

An electric device has an electric unit having a receiving region, a power supply unit received by the receiving region of the electric unit in a receiving direction, contact units for making an electrical connection between the power supply unit and said electric unit, unit for counteracting a motion of the contact units, which is movable relative to the electric unit in the receiving direction, relative to the power supply unit located on the receiving region, and within a region intended for the motion.

Electric device, in particular electric handheld power tool

A power supply module for interchangeable attachment to an electric tool has a module housing, which receives a battery and an introduction dome, formed integrally onto the module housing, for guiding the tool, on which dome there is an electrical interface with the electric power tool and at least one form-locking element for making a form lock with the tool housing is located.

Growing community of inventors

Stuttgart, Germany

Wolf Matthias