Invention Grant
- Patent Title: Cell with a tabless electrode
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Application No.: US16673464Application Date: 2019-11-04
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Publication No.: US11749842B2Publication Date: 2023-09-05
- Inventor: Kunio Tsuruta , Mikel Ehrlich Dermer , Rajeev Dhiman
- Applicant: Tesla, Inc.
- Applicant Address: US CA Palo Alto
- Assignee: Tesla, Inc.
- Current Assignee: Tesla, Inc.
- Current Assignee Address: US TX Austin
- Agency: KNOBBE, MARTENS, OLSON & BEAR, LLP
- Main IPC: H01M10/0587
- IPC: H01M10/0587 ; H01M4/04 ; H01M4/62 ; H01M50/538

Abstract:
A cell of an energy storage device with at least one electrode that is tabless, and methods of forming thereof, are described. The cell includes a first substrate having a first coating disposed thereon, wherein a second portion of the first substrate at a proximal end along the width of the first substrate comprises a conductive material. An inner separator is disposed over the first substrate. A second substrate is disposed over the inner separator. The second substrate has a second coating disposed thereon. The first substrate, the inner separator, and the second substrate in a successive manner, the first substrate, the inner separator, and the second substrate are rolled about a central axis.
Public/Granted literature
- US11588184B2 Cell with a tab less electrode Public/Granted day:2023-02-21
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