About 99 results
https://drivepatents.com/patents/1002803 · 2 May 2012
A rechargeable battery pack (40) attachable to a power tool includes a display element (81, 82, 83, 84), a remaining capacity detection device (70), a remaining capacity display control device (70), an abnormality detection device (70), and an abnormality ...
https://drivepatents.com/patents/1002731 · 2 May 2012
An electric power tool system comprises a tool main body (10), a battery pack (30) detachably attached to the tool main body and a first charger (50; 150; 250; 350) that charges the battery pack. The first charger is detachably attached to the tool main bo...
https://drivepatents.com/patents/1002728 · 2 May 2012
An electric power tool system comprises a tool main body (10), a battery pack (30) detachably attached to the tool main body, and a first charger (50, 150, 250; 350; 450; 550) that charges the battery pack. The first charger comprises a rechargeable batter...
https://drivepatents.com/patents/1003213 · 18 Apr 2012
A tool battery pack (10) can include a current detection element (14) for detecting a discharge current or a charge current, a monitoring section (22) for inputting a current signal of the discharge current or the charge current through the current detecti...
https://drivepatents.com/patents/1003699 · 4 Apr 2012
A battery device (20; 32; 36; 37) has a body unit (21; 33) having a battery pack (25) mounted thereto, an adaptor cord (23) and a connecting device (C1; C2; C3; C4; C5). An adaptor cord (23) can connect the body unit (21; 33) to a power tool (10). A connec...
https://drivepatents.com/patents/1004541 · 7 Mar 2012
A tool battery (10) includes a plurality of battery cells (C) and a holder device (30). The holder device (30) includes a pair of holder members (32) and a plurality of lead plates (36, 37) mounted to each of the holder members (32). Each of the holder mem...
https://drivepatents.com/patents/1004800 · 29 Feb 2012
A battery device that functions as a power source of a tool main body and is attachable to a body of a user may include a battery housing that is capable of removably receiving at least one rechargeable battery and capable of being electrically connected t...
https://drivepatents.com/patents/1005034 · 22 Feb 2012
A battery housing (32, 34) of a tool battery (30) has a hook accommodation chamber and a battery cell accommodation chamber defined therein. A hook (50) is accommodated within the hook accommodation chamber and is operable to lock and unlock the tool batte...
https://drivepatents.com/patents/1006058 · 18 Jan 2012
A working machine engine is provided. The air flowing through the front side cooling air flow passage and the upper side cooling air flow passage which are provided in the front side and the upper side of the casing, respectively, and the air flowing throu...
https://drivepatents.com/patents/1006050 · 18 Jan 2012
A liquid tank cap (50) for a working machine engine is provided. The liquid tank cap opens and closes a filling opening (43) of a tip end portion of a refilling pipe (40) of a liquid tank. The liquid tank cap (50) includes an upper wall (53) that covers th...