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:
May. 03, 2016
Filed:
Sep. 07, 2010
Applicant:
Spencer M. Nimberger, Houston, TX (US);
Inventor:
Spencer M. Nimberger, Houston, TX (US);
Assignee:
PARKER-HANNIFIN CORPORATION, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/04 (2006.01); F16K 31/50 (2006.01); F16K 1/42 (2006.01); F16K 1/38 (2006.01);
U.S. Cl.
CPC ...
F16K 31/506 (2013.01); F16K 1/04 (2013.01); F16K 1/385 (2013.01); F16K 1/422 (2013.01); F16K 31/50 (2013.01);
Abstract
The valve bonnet assembly () includes a bonnet stem and a valve member supported on the stem. Rotation of the stem () axially moves the valve member () along the stem axis into and out of sealing engagement with a seat (). The bonnet stem includes multiple start threads, and the thread pitch divided by a number of starting threads is greater than or equal to 6 and less than or equal to 9.