About 30 results
https://drivepatents.com/patents/1114808 · 28 May 2026
An electricity storage module includes plural electricity storage devices, a restriction member , and a spacer . The plural electricity storage devices include a pair of opposed wide width surfaces and the wide width surfaces are arranged to be opposed to ...
https://drivepatents.com/patents/1114835 · 28 May 2026
A method of manufacturing a power storage device includes: inserting an electrode assembly into a case main body; and after inserting the electrode assembly into the case main body, joining a first conductive member and a second conductive member, the firs...
https://drivepatents.com/patents/1114840 · 28 May 2026
In a power storage device, a welding portion at which a first conductive member and a second conductive member are welded is formed, an outer peripheral edge of a base portion includes a first portion located in a vicinity of the welding portion and a seco...
https://drivepatents.com/patents/964948 · 26 May 2026
A battery disclosed herein includes an exterior body, a sealing plate sealing an opening of the exterior body, electrode bodies each including a first electrode, an electrode tab group electrically connected to the first electrodes, a terminal attached to ...
https://drivepatents.com/patents/964924 · 26 May 2026
A power storage device includes a lid of a case housing an electrode body and a stopper welded to a liquid inlet circumferential portion of the lid by energy-beam welding to seal the liquid inlet. An annular solidified molten portion made of metal, which h...
https://drivepatents.com/patents/1382772 · 14 May 2026
A method of manufacturing an electricity storage device includes a first preparing step of preparing a case body including an open end, a second preparing step of preparing a sealing plate for sealing the open end of the case body, an assembling step of at...
https://drivepatents.com/patents/1382802 · 14 May 2026
Provided is a technique for suppressing an inside short circuit of an energy storage device from being caused. An energy storage device disclosed herein includes an electrode assembly including a positive electrode, a negative electrode, and a separator, i...
https://drivepatents.com/patents/1381483 · 23 Apr 2026
In an insulating sheet, a first left-side piece portion, a second left-side piece portion, a left-side bottom piece portion, a first left-side connection portion, and a second left-side connection portion form a first communication path for communicating i...
https://drivepatents.com/patents/1381156 · 16 Apr 2026
An electrical energy storage module disclosed herein includes first and second electrical energy storage devices, and a spacer. The spacer includes a base part, a first uneven structure that is provided on a first surface of the base part and includes a pl...
https://drivepatents.com/patents/1380513 · 2 Apr 2026
The negative electrode includes a negative electrode current collector, and a negative electrode active material layer supported by the negative electrode current collector. The negative electrode active material layer includes a first layer existing on a ...