About 222 results
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https://drivepatents.com/patents/967932 · 29 Oct 2014
There is provided an energy storage device including a spiral electrode group in which a first electrode plate and a second electrode plate having polarity reverse to that of the first electrode plate are spirally wound with a separator interposed therebet...
https://drivepatents.com/patents/968376 · 22 Oct 2014
A rechargeable lithium ion button cell battery having a sealed housing comprises an inner casing and an outer casing , both casings have at least one flat area as top or bottom of the battery, and a round or oval sidewall vertically formed to the flat area...
https://drivepatents.com/patents/968761 · 15 Oct 2014
The invention relates to a battery unit (1) that includes a case (20) accommodating an electrode assembly (10) and having an opening (21), and a cap plate (310) closing the opening (21), and having a terminal insertion portion (35, 36). The battery unit (1...
https://drivepatents.com/patents/968750 · 15 Oct 2014
The invention provides a battery unit (1) and a battery module (2) including a plurality of battery units (1), the battery unit (1) including: a case (20) accommodating an electrode assembly (10) and having an opening (21); a cap plate (310) closing the op...
https://drivepatents.com/patents/969033 · 8 Oct 2014
An embodiment of the present invention provides a rechargeable secondary battery, which can rapidly cut off charge and/or discharge paths by a force provided from an elastic force offering part in addition to fusion of a fuse when an external short circuit...
https://drivepatents.com/patents/969035 · 8 Oct 2014
A rechargeable battery including: an electrode assembly (10) including a separator (13); a first electrode (11) on a first surface of the separator (13); a second electrode (12) on a second surface of the separator (13); and an electrolyte solution at a fi...
https://drivepatents.com/patents/969691 · 24 Sep 2014
Disclosed herein is a battery cell including an electrode assembly of a cathode/separator/anode structure, the electrode assembly being impregnated with an electrolyte, the electrode assembly being chargeable and dischargeable, a battery case in which the ...
https://drivepatents.com/patents/969968 · 17 Sep 2014
The present invention refers to a method of manufacturing an electrode assembly for a secondary battery as well as to the electrode assembly produced by the method. The method comprises the steps of: i) forming a jelly-roll by sequentially stacking and win...
https://drivepatents.com/patents/969888 · 17 Sep 2014
An electrochemical cell including an electrode assembly including a winding core, a first electrode, a second electrode, and a separator, the first electrode, the second electrode, and the separator being wound around the winding core, a current collector ...
https://drivepatents.com/patents/970270 · 10 Sep 2014
A rechargeable battery includes an electrode assembly including a negative electrode, a positive electrode, and a separator therebetween, a case housing the electrode assembly, a cap plate sealing the case and electrically connected to the positive electro...