About 67 results
https://drivepatents.com/patents/998147 · 19 Sep 2012
A battery pack "P" comprising a plurality of batteries or cells "B", which are electrically connected to one another, a monitoring circuit 3, which comprises a plurality of electrical sensors 31, adapted to monitor at least one parameter of the operating s...
https://drivepatents.com/patents/998574 · 5 Sep 2012
When detecting a fault of a master control device 20, a slave control device 30 refers to master-device-line information, and obtains line information to establish a connection with the other master control device 20. The slave control device 30 transmits ...
https://drivepatents.com/patents/998825 · 29 Aug 2012
A storage battery system in which multiple storage battery modules are connected in series and such that deteriorated storage battery modules may be made replaceable without causing dielectric breakdown. The storage battery system is one that has multiple ...
https://drivepatents.com/patents/1001363 · 13 Jun 2012
A power storage apparatus having a battery unit housed in a case includes external terminals of positive and negative poles for providing, from outside the case, electrical connection to corresponding positive and negative poles of the battery unit; and el...
https://drivepatents.com/patents/1002560 · 9 May 2012
A secondary battery pack of the present invention includes a secondary battery block 3 in which a plurality of unit blocks 2 are connected in series; battery adjustment sections 5 that are each provided for each of the unit blocks 2 and have a function of ...
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/1003224 · 18 Apr 2012
The battery comprises a housing (1) arranged with battery cells (2), and an active cooling unit for cooling the battery cells. The active cooling unit has a conduit system (3) for circulating the cooling liquid, and a pump (4) for directed movement of the ...
https://drivepatents.com/patents/1004315 · 14 Mar 2012
A power supply unit includes: (A) a housing having a shape like a polygonal column; (B) a secondary battery cell contained in the housing; (C) charge/discharge control means contained in the housing and connected to the secondary battery cell; (D) at least...
https://drivepatents.com/patents/1005316 · 8 Feb 2012
The system has an activation unit for activating an active balancing circuit by switching a switching circuit (18) that interconnects a rechargeable element (12) e.g. Lithium-Ion element, of an electric storage battery pack (10) to a power supply device (2...
https://drivepatents.com/patents/1006054 · 18 Jan 2012
A battery pack comprising: a first battery cell; a second battery cell; and a frame accommodating the first and second battery cells; wherein the battery cells each comprise a respective electrode terminal and the frame comprises a hole, the location of th...