Patent application number | Description | Published |
20100175902 | METHOD FOR ADJUSTING AN ELECTRIC POWER TOOL - The present invention relates to a method, with which an electric power tool is operated, which comprises a drive motor, a drive unit as well as a tool, the tool being operated by means of the drive unit and the drive motor. Said tool can be operated in at least two operating modes, said operating modes varying due to the properties of the drive motor and/or the drive unit. The setting of at least one of the two operating modes occurs automatically. The present invention furthermore relates to an electric power tool, which particularly can be operated with the one method according to the invention, having a drive motor, a drive unit as well as a tool, said tool being operable in at least two operating modes by means of the drive unit and the drive motor. The operating modes vary due to the properties of the drive motor and/or the drive unit. Said power tool comprises a detection means, with which the necessity for switching the operating mode can be ascertained and is characterized by further comprising a control means, with which one of the two operating modes can be automatically adjusted. | 07-15-2010 |
20100209751 | BATTERY PACK AND ELECTRICAL DEVICE WITH THREE-DIMENSIONAL CODING MEANS - The invention describes a battery pack for an electrical appliance, in particular for a handheld machine tool, having mechanical coding elements for interaction with corresponding coding elements on an electrical appliance. The coding elements are arranged in relation to one another with respect to a first axis in the insertion direction, a second axis transverse to the insertion direction, and a third axis transverse to the insertion direction and transverse to the second axis in such a way that they form a three-dimensional coding system. | 08-19-2010 |
20100209759 | BATTERY PACK - The invention describes a battery pack having a housing and at least one battery cell. According to the invention, also provided are elements which compensates for tolerance variations of the battery cell(s). The tolerance compensation elements include at least one spreading element which is arranged in an intermediate space between at least two battery cells and/or between one battery cell and the housing. | 08-19-2010 |
20110006729 | RECHARGEABLE BATTERY CHARGING CASE - 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. | 01-13-2011 |
20110042117 | ENERGY STORAGE MODULE AND POWER TOOL COMPRISING AT LEAST ONE ENERGY STORAGE MODULE - The invention is based on an energy storage module, in particular a battery pack for supplying power to a power tool. According to the invention, a plurality of cells are interconnected electrically for energy storage. It is proposed that the cells are electrochemical storage cells having a flexible cell casing that is dimensionally unstable. The invention further relates to a power tool having at least one such energy storage module. | 02-24-2011 |
20110140654 | HANDHELD POWER TOOL CHARGER - A handheld power tool charger, having at least one battery contact device is proposed, which is provided for charging at least one nondiscretely positioned handheld power tool battery. According to the invention, the battery contact device has at least one contact region which is embodied as elongated. | 06-16-2011 |
20110143561 | SPARE MODULE FOR HANDHELD POWER TOOL - 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. | 06-16-2011 |
20110147031 | ELECTRIC MACHINE TOOL - In an electric machine tool having an interface ( | 06-23-2011 |
20110221396 | ENERGY CONSUMPTION OUTPUT DEVICE AND METHOD FOR OUTPUTTING A STILL REMAINING USABILITY - An energy consumption output device for outputting the still remaining usability of an electrical consumer which may be connected to an energy storage. The energy consumption output device has the following features: a unit for providing a residual capacity of the electrical energy storage; a power consumption ascertainment unit which is configured to ascertain a power consumption rate in an instantaneous operating mode of the electrical consumer; and an output unit which is configured to determine information concerning the maximum usability for a user of the energy consumption output device with regard to the instantaneous operating mode, using the provided residual capacity and the ascertained power consumption rate, and to output this information. | 09-15-2011 |
20110253406 | PORTABLE POWER TOOL BATTERY - A portable power tool battery has at least one fuse holder. The fuse holder is provided for detachably attaching a fuse situated in the fuse holder in a form-fitting and/or force-locking manner. | 10-20-2011 |
20120082885 | ENERGY STORAGE PACK FOR AN ELECTRIC POWER TOOL, AND ELECTRIC POWER TOOL - 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. | 04-05-2012 |
20120171539 | Handheld machine tool energy supply unit - A handheld machine tool energy supply unit, particularly a battery pack or an accumulator pack having an accumulator unit and an interface element, is described. The handheld machine tool energy supply unit includes a damping unit, which is provided for supporting the accumulator unit in an oscillation-damped manner. | 07-05-2012 |
20120229083 | HANDHELD TOOL BATTERY CHARGING MEANS - A handheld tool battery charging unit, e.g., for a handheld machine tool battery, has at least one battery accommodation region and at least one detachable battery contact unit provided to be connected to at least one battery pack, as well as at least one charging connection element provided for receiving energy transmitted in a wireless manner. | 09-13-2012 |
20120238119 | HAND TOOL MODULE - 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. | 09-20-2012 |
20120267134 | Handheld Tool, Handheld Tool Add-On Measuring Device and Handheld Tool Battery - 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. | 10-25-2012 |
20120327573 | ELECTRICAL DEVICE HAVING A BATTERY PACK - In an electrical device having a device housing which has an interface for electrical and mechanical connection to an associated battery pack, at least one connecting element is provided at the interface for electrically conductive connection to a contact element associated with the battery pack. At least one of the electrical device and the battery pack is designed to generate, during operation, an air stream which is supplied to the connecting element and the contact element to enable cleaning of the connecting element and the contact element by the air stream. | 12-27-2012 |
20130181666 | RECHARGEABLE BATTERY CHARGING CASE - 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. | 07-18-2013 |
20140111162 | Method for operating a storage device for storing electrical energy, and storage device for storing electrical energy - A method for operating a storage device for storing electrical energy, having at least two storage cells. The storage cells are charged with the aid of a physical charge quantity provided by an electrical charging device, and a physical variable is monitored in each case in the storage cells. As a function of the monitored variables, a control signal is transmitted to the charging device for controlling same, and the charge quantity is successively reduced as a function of the control signal. A related storage device for storing electrical energy is also described. | 04-24-2014 |
20140339922 | Data Transmission Using an Electrical Machine - A battery pack includes an electrical energy store, a data memory and an interface for the alternative connection of the battery pack to a data source or a data sink. The data memory is designed to receive data from the data source while the interface is connected to the data source, and to supply the data in the data memory to the data sink while the interface is connected to the data sink. | 11-20-2014 |
20140377622 | Handheld power tool battery pack - A handheld power tool battery pack includes a plurality of battery cells, which have a positive cell pole at one end and a negative cell pole at an opposite end, connecting conductors which are provided for electrically connecting the battery cells, a connecting side, and a side opposite the connecting side. The battery cells have one integrated cell connector which is provided for the purpose of making one of the cell poles of the battery cell electrically connectably available at the end of the other cell pole of the battery cell, and that the connecting conductors for electrically connecting the battery cells are situated only on the connecting side. | 12-25-2014 |