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. 30, 2018
Filed:
Sep. 06, 2016
Applicant:
Parker-hannifin Corporation, Cleveland, OH (US);
Inventors:
Stephen Coppola, Boston, MA (US);
Julian Kamibayashiyama, San Diego, CA (US);
Assignee:
Parker-Hannifin Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 1/36 (2006.01); F16K 1/42 (2006.01); F16K 1/44 (2006.01); F16K 1/46 (2006.01); F16K 3/02 (2006.01); F16K 51/02 (2006.01); F16K 3/16 (2006.01);
U.S. Cl.
CPC ...
F16K 3/0236 (2013.01); F16K 1/36 (2013.01); F16K 1/42 (2013.01); F16K 1/44 (2013.01); F16K 1/46 (2013.01); F16K 1/465 (2013.01); F16K 3/0227 (2013.01); F16K 3/0281 (2013.01); F16K 3/16 (2013.01); F16K 51/02 (2013.01);
Abstract
A spacer for maintaining a gap between a slit valve door and a sealing surface of a slit valve body. The spacer may be located on an outer ambient side of the slit valve away from any corrosive gasses that may exist in the chamber. The spacer may be attached to the slit valve door partially in a depression therein, and may be integral with the seal.