The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 10, 2012

Filed:

Dec. 02, 2008
Applicants:

Weston Arthur Hermann, Palo Alto, CA (US);

Scott Ira Kohn, Redwood City, CA (US);

Noel Jason Mendez, Mountain View, CA (US);

Ernest Matthew Villanueva, San Mateo, CA (US);

Alexander Thomas Jacobs, Redwood City, CA (US);

Peng Zhou, El Cerrito, CA (US);

Inventors:

Weston Arthur Hermann, Palo Alto, CA (US);

Scott Ira Kohn, Redwood City, CA (US);

Noel Jason Mendez, Mountain View, CA (US);

Ernest Matthew Villanueva, San Mateo, CA (US);

Alexander Thomas Jacobs, Redwood City, CA (US);

Peng Zhou, El Cerrito, CA (US);

Assignee:

Tesla Motors, Inc., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/10 (2006.01); B29C 45/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and apparatus for simplifying battery pack encapsulation is provided. The battery pack includes a pair of complementary housing members with each housing member including a plurality of cell constraints into which the ends of corresponding battery cells are inserted during assembly. One or both housing members also include at least one, and preferably a plurality, of raised encapsulant injection ports. The raised encapsulant injection ports are designed to extend above the surface of the respective housing members and beyond the injected encapsulation material, thus ensuring that the ports remain open after encapsulation material injection.


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