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.
Patent No.:
Date of Patent:
Apr. 21, 2020
Filed:
Feb. 17, 2017
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Liang Xi, Northville, MI (US);
Yeh-Hung Lai, Oakland, MI (US);
Xi Yang, Bloomfield Hills, MI (US);
Siguang Xu, Rochester Hills, MI (US);
Jeffrey A Rock, Rochester Hills, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/248 (2016.01); H01M 8/2404 (2016.01); H01M 8/02 (2016.01); H01M 8/1018 (2016.01);
U.S. Cl.
CPC ...
H01M 8/248 (2013.01); H01M 8/02 (2013.01); H01M 8/2404 (2016.02); H01M 2008/1095 (2013.01);
Abstract
An end plate unit for use in a fuel cell stack in an electric vehicle is provided wherein the end plate includes an outer surface, an inner surface disposed opposite the outer surface and a current collector. The inner surface defines at least a first region and a second region which is spaced apart from and substantially parallel to the first region. The current collector may be affixed to the inner surface.