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:
Nov. 23, 2010

Filed:

Dec. 26, 2007
Applicants:

Makoto Yoshino, Okazaki, JP;

Kinji Ochiai, Kasugai, JP;

Koji Tanaka, Nishio, JP;

Manabu Suzuki, Kariya, JP;

Takeshi Hishikawa, Anjo, JP;

Inventors:

Makoto Yoshino, Okazaki, JP;

Kinji Ochiai, Kasugai, JP;

Koji Tanaka, Nishio, JP;

Manabu Suzuki, Kariya, JP;

Takeshi Hishikawa, Anjo, JP;

Assignees:

Denso Corporation, Kariya, JP;

DENSO Airs Corporation, Anjo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pipe joint unit includes a first pipe member with a male joint, a second pipe member with a female joint, and a pipe joint member coupling the first pipe member and the second pipe member. The male joint is received in the female joint such that an outer peripheral surface of the male joint is opposed to an inner peripheral surface of the female joint. The pipe joint member includes an engagement part that is elastically displaceable in the radial direction, and engages with the first and second pipe members. The male joint and the female joint have rotation restricting parts on the outer peripheral surface and the inner peripheral surface, respectively, for restricting relative rotation of the first and second pipe members.


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