About 147 results
https://drivepatents.com/patents/1003162 · 25 Apr 2012
Provided is a battery cell that allows the inner surfaces of connection strips of a current collector to be brought into contact with the outermost circumferential surface of a layered electrode portion of a power generating element while preventing the co...
https://drivepatents.com/patents/1003826 · 4 Apr 2012
A non-aqueous electrolyte secondary battery includes a positive electrode containing a positive-electrode active material, a negative electrode containing a negative-electrode active material, and a non-aqueous electrolyte, and is characterized in that the...
https://drivepatents.com/patents/1004212 · 21 Mar 2012
There is provided a battery assembly wherein assembly can be facilitated by reducing the number of components to be assembled, by integrally fixing resin plates (52, 62) on the inside of metal plates (51, 61) of end plates (5, 6). A laminated battery body ...
https://drivepatents.com/patents/1004521 · 7 Mar 2012
Provided is a battery which has less tendency to experience delamination or loss of short circuit prevention layer and/or active material layer during manufacture and use. A battery comprising a laminated electrode assembly in which a positive electrode, a...
https://drivepatents.com/patents/1005037 · 22 Feb 2012
Embodiments of the present invention provide such things as an electrode sheet having little curl for a spiral wound battery and a manufacturing method therefor. An electrode sheet is such that active material layer(s) is/are present and has/have been subj...
https://drivepatents.com/patents/1007425 · 7 Dec 2011
Provided are a method for manufacturing a cell that does not require a deformation process by pressing to provide a cell that is inexpensive and has high strength, and a method and apparatus for manufacturing a core. The method for manufacturing a cell inc...
https://drivepatents.com/patents/1007393 · 7 Dec 2011
A conductor for connecting terminals of a battery in which a conductor for connecting terminals (8) may be easily welded to both positive-electrode terminal (1) and negative-electrode terminal (4), and an assembled battery using the same are provided. The ...
https://drivepatents.com/patents/1007692 · 23 Nov 2011
The present invention provides a battery including a rivet either inserted into a through hole defined in a lid of a battery case with gaskets and interposed therebetween, the rivet connecting a current collector connected to a power generating element wit...
https://drivepatents.com/patents/1008140 · 2 Nov 2011
It is an object of the present invention to provide a positive electrode material having a large ratio of the discharge capacity around 4 V to the total discharge capacity including the discharge capacity at 4V or lower while making the discharge capacity ...
https://drivepatents.com/patents/1008279 · 26 Oct 2011
The present invention aims to increase the discharge capacity and to improve the cycle life performance in a nickel-metal hydride rechargeable battery using a La-Mg-Ni based hydrogen-absorbing alloy as an active material of a negative electrode. The presen...