About 49 results
https://drivepatents.com/patents/1394564 · 4 Feb 2026
A system for operating a cordless saw (10) is provided with regenerative braking means that increases the number of repeated cuttings the saw (10) is able to perform (x) per full (360) discharge cycle of the battery pack (42), as compared to the number of ...
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/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/976703 · 9 Apr 2014
A charger for charging a battery pack, the charger comprising: a battery power source for sending power to the battery pack; and a controller for controlling the battery power source, the controller having a high speed input for sensing a voltage rise; whe...
https://drivepatents.com/patents/980114 · 8 Jan 2014
A battery pack including a housing, a terminal block, a printed circuit board electrically connected to the terminal block, at least one battery cell, and a spark gap device on the printed circuit board to provide electrostatic discharge protection and dis...
https://drivepatents.com/patents/980214 · 1 Jan 2014
A power tool system includes a power tool, a power tool battery pack and a battery pack charger. The power tool battery pack is separable from and attachable to the power tool, and electrically connectable to the power tool electrical terminals when attach...
https://drivepatents.com/patents/980161 · 1 Jan 2014
A power tool includes a housing, an output shaft having a tool axis, and a motion sensor that senses motion of the tool housing. A control circuit receives an input signal from the motion sensor, to make a first determination, based on the input signal, wh...
https://drivepatents.com/patents/985105 · 17 Apr 2013
A vacuum cleaner (602) comprising: a motor coupled to a fan for generating air flow; a body (604) with a handle (606); a dirty air duct (610) with a dirty air inlet (612); a battery pack (900) housing at least one rechargeable cell for powering the motor; ...
https://drivepatents.com/patents/993379 · 30 Jan 2013
A power tool includes a tool body having an output member that drives an accessory. An end effector is coupled for rotation with the output member. A light source is disposed on the end effector. A primary coil assembly is configured on the tool body and m...
https://drivepatents.com/patents/1001012 · 27 Jun 2012
A cordless mower (10) includes a deck (50), a rechargeable battery (12), a blade (16) for cutting grass, a blade motor (54) and a drive motor (56). The deck is supported by front and rear wheels (30) and has a top side, a bottom side, a front end and a rea...