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. 18, 1989
Filed:
Mar. 10, 1988
Applicant:
Inventors:
Joseph J Pilolla, Elmhurst, IL (US);
Patrick M Pilolla, Elmhurst, IL (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
13762531 ; 251304 ; 251340 ;
Abstract
A flow-control valve including a separable body and fitting which define a cavity to house a seal assembly having a rotatable seal member with flow ports and a stationary seal member with corresponding flow ports. The rotatable seal member is selectively positionable by means outside the body to position the flow ports into or out of alignment to regulate or shut-off the flow of fluid, as desired.