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:
Feb. 21, 2017
Filed:
Nov. 18, 2013
Applicant:
Denso Corporation, Kariya, Aichi-pref, JP;
Inventors:
Keigo Oohata, Kariya, JP;
Eiji Ito, Anjo, JP;
Assignee:
DENSO CORPORATION, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 61/14 (2006.01); F02M 55/00 (2006.01);
U.S. Cl.
CPC ...
F02M 61/14 (2013.01); F02M 55/004 (2013.01); F02M 2200/02 (2013.01); F02M 2200/16 (2013.01);
Abstract
A fuel injector includes a body having a fuel injection port, and a seal ring on the body. The body has a diameter-shrink portion of which an outer diameter is shrunk. The seal ring is engaged with the diameter-shrink portion. The diameter-shrink portion has a radially concaved annular groove with which a tip end portion of the seal ring is engaged. It is restricted that the seal ring is rubbed against an inner surface of the assembling hole and the seal ring is damaged.