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:
May. 17, 2016

Filed:

Aug. 13, 2012
Applicants:

Ryan J. Wayne, Brecksville, OH (US);

Jonathan Andrew Taylor, Cleveland, OH (US);

Martin David Smalc, Parma, OH (US);

Inventors:

Ryan J. Wayne, Brecksville, OH (US);

Jonathan Andrew Taylor, Cleveland, OH (US);

Martin David Smalc, Parma, OH (US);

Assignee:

GrafTech International Holdings Inc., Independence, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/02 (2006.01); H01M 2/04 (2006.01); H01M 2/20 (2006.01); H01M 10/50 (2006.01); H01M 10/02 (2006.01); H01M 10/6555 (2014.01); H01M 2/10 (2006.01); H01M 10/625 (2014.01); H01M 10/647 (2014.01); H01M 10/6551 (2014.01); H01M 10/613 (2014.01);
U.S. Cl.
CPC ...
H01M 10/5055 (2013.01); H01M 2/1077 (2013.01); H01M 10/613 (2015.04); H01M 10/625 (2015.04); H01M 10/647 (2015.04); H01M 10/6551 (2015.04); H01M 10/6555 (2015.04); H01M 2250/20 (2013.01); Y02T 90/32 (2013.01); Y10T 29/4935 (2015.01);
Abstract

A battery pack thermal management assembly draws heat from prismatic batteries having opposed major surfaces and arranged in a stacked configuration inside a housing. The thermal management assembly includes a plurality of thermal transfer sheets made from sheets of a compressed mass of exfoliated graphite particles. Each thermal transfer sheet is positioned to contact the major surface of at least one of the prismatic batteries. A cover plate has a top face and a bottom face and includes a plurality of apertures through which the plurality of thermal transfer sheets extend. The apertures include at least one curved sidewall and the thermal transfer sheets are bent over the curved sidewall. At least a portion of each of the thermal transfer sheets is secured between a heat sink and the top face.


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