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.:

US 8153330 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 10, 2012

Filed:

May. 21, 2007
Applicants:

Tadashi Tsunoda, Nerima-ku, JP;

Ayatoshi Yokokawa, Saitama, JP;

Tomoyoshi Kuroishi, Niiza, JP;

Inventors:

Tadashi Tsunoda, Nerima-ku, JP;

Ayatoshi Yokokawa, Saitama, JP;

Tomoyoshi Kuroishi, Niiza, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/08 (2006.01); H01M 2/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fuel cell separator has a sandwiching section. The sandwiching section is connected to a fuel gas manifold through a bridge, and connected to an oxygen-containing gas manifold through a bridge. The circumferential length R of the sandwiching section, the width H of the bridges the length L of the bridges, and the outer diameter D of the manifolds satisfies relationships of 0.03≦H/R≦0.20, 0.01≦L/R≦0.55, and 0.06≦D/R≦0.32.


Find Patent Forward Citations

Tsunoda, Tadashi. (2012). Fuel cell separator stacked on an electrolyte electrode assembly (U.S. Patent No. 8153330). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8153330

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