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:
Jul. 13, 2010
Filed:
Oct. 06, 2006
Applicants:
Satoshi Yuzawa, Tokyo, JP;
Shousaku Makabe, Tokyo, JP;
Kyoko Kojo, Tokyo, JP;
Inventors:
Assignee:
Yamatake Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 31/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A valve device includes: a valve stemvertically movably inserted in a staffing boxa gland packinginterposed between the staffing boxand the valve stema packing flangedisposed above the gland packingthrough a packing followera spring casethat accommodates or holds Belleville springsfurther abuts the packing flangeon its top face, and has groove portionson its peripheral wall; and stud boltsthat press the gland packingthrough the packing flangeand the spring case
Yuzawa, Satoshi. (2010). Valve device (U.S. Patent No. 7753339). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7753339
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile