About 99 results
https://drivepatents.com/patents/1014703 · 23 Mar 2011
The device has a rope pulley or a rope drum (17) rotatably supported in a housing. The drum is displaced in rotation for producing drive torque for an engine shaft by an actuating handle or a push-pull handle, and is connected with a driver i.e. ratchet dr...
https://drivepatents.com/patents/1015237 · 2 Mar 2011
The device (100) has a rope pulley or rope drum (17) rotatably supported in a housing (10). The pulley or the drum is displaceable during rotation for producing drive torque for an engine shaft by an actuating ratchet or a push-pull ratchet, and is connect...
https://drivepatents.com/patents/1077355 · 1 Jun 2005
It is an object of the invention to provide a technique for coping with the difference of self-discharge between battery groups that form a battery assembly. According to the invention, a battery assembly that includes a plurality of battery groups and fee...
https://drivepatents.com/patents/1078015 · 4 May 2005
A charging device that may perform charging with larger current is provided. A charging device comprises a switching element for increasing or decreasing charging power, a PWM controlling circuit for intermittently turning the switching element on or off, ...
https://drivepatents.com/patents/1083330 · 6 Oct 2004
Battery pack 10 may include rechargeable battery 12 and remaining capacity indicating circuit 14 for indicating the remaining capacity of the battery 12. Remaining capacity indicating circuit 14 may be coupled to the battery 12 via first switch SW1. When f...
https://drivepatents.com/patents/1085454 · 21 Jul 2004
Battery charger (20) including a power source circuit (100) that is connected with an external power source and battery cells (12) of a battery pack (10). The external power source supplies power to the power source circuit (100), which supplies charging c...
https://drivepatents.com/patents/1085872 · 30 Jun 2004
Battery pack (50) may include rechargeable batteries (55) and first temperature sensor TM1 for detecting the temperature of batteries (55). Battery charger (10) may include power source circuit (32) for supplying charging current to batteries (55) of batte...
https://drivepatents.com/patents/1087615 · 28 Apr 2004
A slide cover (21) is biased by a coil spring to a rear position in which the cover covers the terminals of a terminal block, during normal operating conditions. When a battery pack is attached to a connection portion (5) of the charger (1), the pack abuts...
https://drivepatents.com/patents/1096266 · 7 May 2003
Cooling air intake port (52), cooling air exhaust port (55), and securing walls (86, 87), which contact and secure the side surfaces of one or more battery cells (72), may be defined within two battery pack housing halves (50, 80). When battery pack (99) i...
https://drivepatents.com/patents/1097788 · 12 Mar 2003
The present invention provides adapter 30 that supplies driving power from battery charger 10, which charges a battery pack, to cableless appliance 70, which is driven by the battery pack, via cable 44. Adapter 30 comprises charger-side adapter 40, which c...