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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 9982672 B1

PDFFull Text
Date of Patent:
May. 29, 2018

Filed:

May. 13, 2016

Fuel pump

Applicant:

Denso Corporation, Kariya, Aichi-pref., JP;

Inventors:

Hiromi Sakai, Kariya, JP;

Daiji Furuhashi, Kariya, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:

Nixon & Vanderhye P.C.

Primary Examiner:

Deming Wan

Int. Cl.
CPC ...
F01C 1/10 (2006.01); F04C 2/08 (2006.01); F04C 18/08 (2006.01); F03C 2/08 (2006.01); F04C 29/00 (2006.01); F04C 2/10 (2006.01); F04C 15/00 (2006.01); F02M 37/08 (2006.01); F04C 13/00 (2006.01);
U.S. Cl.
CPC ...
F04C 29/0021 (2013.01); F02M 37/08 (2013.01); F04C 2/102 (2013.01); F04C 15/0061 (2013.01); F04C 15/0065 (2013.01); F04C 13/005 (2013.01); F04C 2210/203 (2013.01); F04C 2230/60 (2013.01); F04C 2240/30 (2013.01); F04C 2240/40 (2013.01);
Abstract

A fuel pump includes an inner rotor, an outer rotor, a casing, and a housing. The inner rotor includes outward teeth. The outer rotor includes inward teeth geared with the outward teeth. The casing houses the inner rotor and the outer rotor, and forms a variable capacity pump chamber between the inward teeth and the outward teeth. The housing is formed in a cylindrical shape and includes a cylindrical inner portion, the casing being press fit into the cylindrical inner portion. A recessed portion is formed at a predetermined position in a circumferential direction of an outer circumferential surface of the casing, the recessed portion being recessed toward a radial direction center of the outer circumferential surface.

Find Patent Forward Citations

Sakai, Hiromi. (2018). Fuel pump (U.S. Patent No. 9982672). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9982672

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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