About 49 results
https://drivepatents.com/patents/1393558 · 21 May 2025
A cylindrical battery includes a battery housing (10); a cell (20) arranged in the battery housing (10), and includes a cell body (21) and a tab portion (22), and the tab portion (22) is extended from at least one side of the cell body (21); a first insula...
https://drivepatents.com/patents/1395204 · 14 May 2025
A battery according to an embodiment of the present disclosure includes an electrode assembly including a first electrode tab and a second electrode tab defined by an uncoated portion; a battery housing accommodating the electrode assembly and electrically...
https://drivepatents.com/patents/1387806 · 14 May 2025
The present invention provides a rechargeable lithium battery including a cylindrical can; an electrode assembly accommodated in the cylindrical can; and an electrolyte impregnated in the electrode assembly, wherein a volume of the cylindrical can is contr...
https://drivepatents.com/patents/1396083 · 7 May 2025
The disclosed technology relates to an electrical feedthrough for a cylindrical battery cell. The electrical feedthrough may include an annular channel having an outer sidewall, an inner sidewall, and a base; an insulator formed of glass having an overmold...
https://drivepatents.com/patents/1395626 · 12 Mar 2025
The present application pertains to the field of battery technology and relates to a battery cell and a battery. The battery cell includes: a spiral-wound cell, a first current collector and a cover plate; the first current collector is connected to one en...
https://drivepatents.com/patents/1399125 · 29 Jan 2025
A secondary battery is provided in which a first electrode (negative electrode) terminal and a second electrode (positive electrode) terminal may be concurrently (e.g., simultaneously) implemented in a cap assembly. A secondary battery includes: a case inc...
https://drivepatents.com/patents/943323 · 11 May 2016
Provided is a nonaqueous electrolyte secondary battery in which a flat wound electrode body (80), a nonaqueous electrolytic solution, and an insulating film (10) are accommodated in a quadrilateral battery case (30). The insulating film (10) is formed into...
https://drivepatents.com/patents/967660 · 5 Nov 2014
An alkaline storage battery includes: a cylindrical case having a side wall including an opening end portion and a bottom; a sealing plate; a gasket interposed between the sealing plate and the opening end portion; and a sealant between the gasket and the ...
https://drivepatents.com/patents/968547 · 22 Oct 2014
The present invention relates to a cable-type secondary battery comprising a polymer electrolyte having a first electrolyte layer comprising a mixture of a first polymer and a first organic electrolyte solution in a weight ratio of 50:50 and 80:20; and a s...
https://drivepatents.com/patents/970367 · 10 Sep 2014
The present invention relates to a cable-type secondary battery having a horizontal cross section of a predetermined shape and extending longitudinally, comprising: a wire-type inner current collector having a first metal tap formed to be extended in a pre...