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:
Aug. 13, 2019
Filed:
Oct. 11, 2017
Applicant:
John Eric Chapman, Gray, TN (US);
Inventor:
John Eric Chapman, Gray, TN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 7/00 (2006.01); F16K 7/07 (2006.01); F16K 31/44 (2006.01); F16K 7/04 (2006.01); F16K 7/06 (2006.01);
U.S. Cl.
CPC ...
F16K 7/07 (2013.01); F16K 7/04 (2013.01); F16K 7/06 (2013.01); F16K 7/063 (2013.01); F16K 31/44 (2013.01);
Abstract
A pinch valve has an upper casing support the entire pinch assembly and the lower casing. In a particular embodiment, a quarter-turn actuator is deployed and the sleeve may be removed without moving the actuator. The body may be open or closed to retain an external air pressure used to help close the sleeve and reduce actuator forces.