About 33 results
https://drivepatents.com/patents/1379528 · 19 Mar 2026
Systems and methods for implementing a plurality of temperature sensors in power tools. An example power tool includes a first electrical component, a second electrical component, and an indication device. The power tool includes a first temperature sensor...
https://drivepatents.com/patents/1387578 · 4 Feb 2026
A battery pack includes: a battery pack housing; a cell group including multiple cells and accommodated in the battery pack housing; and a monitoring device configured to monitor an ambient temperature at one temperature measurement point or an ambient tem...
https://drivepatents.com/patents/1391699 · 24 Dec 2025
Provided is an energy supply device for supplying power to a power tool. The energy supply device includes a housing detachably connected to the power tool in a mating manner and supported by the power tool; multiple cells supported by the housing of the e...
https://drivepatents.com/patents/1396996 · 24 Dec 2025
One aspect of the present disclosure is a battery pack that supplies electric power to an electric work machine, comprising a first battery-signal terminal and a second battery-signal terminal. The first battery-signal terminal outputs, to the electric wor...
https://drivepatents.com/patents/1388594 · 10 Dec 2025
A method of operating a power tool (10) having a motor (100) and a controller (232) during a start-up period of the power tool (10), the start-up period having a plurality of intervals is provided, the power tool (10) receiving electric power from a remova...
https://drivepatents.com/patents/1394737 · 29 Oct 2025
This application relates to the technical field of electric tools, and particularly discloses a data transmission system, a power supply apparatus and an external device. The system includes a battery pack and an external device. A first level shifter modu...
https://drivepatents.com/patents/1390589 · 22 Oct 2025
A power tool comprises a housing and an electrical power source. A control circuit is electrically connected to the electrical power source and configured to control at least one operation of the power tool. A power tool condition indication circuit is ele...
https://drivepatents.com/patents/1390928 · 24 Sep 2025
The present application provides power supply control circuits, power tools, and power tool systems. The power supply control circuit includes: a main control chip module connected to battery packs; control circuits connected in parallel and connected to t...
https://drivepatents.com/patents/1395931 · 2 Apr 2025
Provided are a power tool and a power tool system. The power tool includes a power tool body. The power tool body is configured to be adapted to at least a first battery pack having a first nominal voltage and a first output terminal set and a second batte...
https://drivepatents.com/patents/1372402 · 9 Jan 2025
Control method for a rechargeable battery that has an interface for communicating with a handheld power tool and for supplying power to the handheld power tool, wherein a machine characteristic value characterizing the handheld power tool is received via t...