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:
Sep. 15, 2015

Filed:

Jul. 24, 2012
Applicants:

Nobuaki Takasaki, Hiroshima, JP;

Shigeki Yamashita, Hiroshima, JP;

Yuzo Uotani, Hiroshima, JP;

Takashi Miyata, Hiroshima, JP;

Inventors:

Nobuaki Takasaki, Hiroshima, JP;

Shigeki Yamashita, Hiroshima, JP;

Yuzo Uotani, Hiroshima, JP;

Takashi Miyata, Hiroshima, JP;

Assignee:

Mazda Motor Corporation, Hiroshima, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 61/14 (2006.01); F02M 55/02 (2006.01);
U.S. Cl.
CPC ...
F02M 55/025 (2013.01); F02M 61/14 (2013.01); F02M 2200/857 (2013.01); Y10T 29/49231 (2015.01);
Abstract

An injector comprises a cylindrical body portion, a holding ring capable of centering an axial center of the injector, and a small-diameter cylindrical portion. There are provided an assembly forming step of forming a fuel rail assembly by inserting the injectors into respective cup portions via spring members for reaction force absorption, a press inserting step of pressing and inserting respective tip-side portions of the injectors by pressing pressure-receiving portions such that the respective spring members are compressed up to a middle compressive state thereof with a pressing movable apparatus which is capable of pressing the pressure-receiving portions of a fuel rail via respective pressing springs, and a fastening step of fastening plural boss portions concurrently to a cylinder head in a state in which a pressing force of the press inserting step is maintained.


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