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. 03, 2002

Filed:

Mar. 16, 2001
Applicant:
Inventor:

Fumitoshi Koyama, Kariya, JP;

Assignee:

Denso Corporation, Kariya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T 8/36 ;
U.S. Cl.
CPC ...
B60T 8/36 ;
Abstract

A cup-shaped diaphragm is inserted into a bore formed in a housing. An inlet opening of the bore is closed by a plug-like wall member. A conduit line extends obliquely with respect to an axis of the bore from an annular space formed between a cylindrical wall of the bore and a protruding portion of the plug-like wall member. The annular space is connected to a pressurizing control valve via the conduit line. A chamber, partitioned from the annular space by the cup-shaped diaphragm, serves as a damper chamber which has a diameter substantially equivalent to a diameter of the bore.


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