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:
Oct. 19, 2021
Filed:
Feb. 03, 2020
Applicant:
Denso Corporation, Kariya, JP;
Inventor:
Ryo Sano, Kariya, JP;
Assignee:
DENSO CORPORATION, Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01P 7/14 (2006.01); F16K 25/00 (2006.01); F16K 3/26 (2006.01);
U.S. Cl.
CPC ...
F01P 7/14 (2013.01); F16K 25/00 (2013.01); F01P 2007/146 (2013.01); F16K 3/26 (2013.01);
Abstract
A cooling-water control valve device includes a valve member, a housing for accommodating the valve member, a pipe unit, a valve seat member, a spring and so on. The pipe unit has, at its axial end on a side facing to the valve member, an outside cylindrical portion and an inside cylindrical portion, which is coaxially arranged with the outside cylindrical portion at a radial-inside position of the outside cylindrical portion. An annular accommodation space is formed between the inside cylindrical portion and the outside cylindrical portion. The spring and the valve seat member are arranged in the annular accommodation space.