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:
Sep. 20, 1994
Filed:
May. 13, 1993
Applicant:
Inventors:
Nicholas Kozumplik, Jr, Bryan, OH (US);
Gerald M Distel, Bryan, OH (US);
Assignee:
The Aro Corporation, Bryan, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ; F16K / ;
U.S. Cl.
CPC ...
1374544 ; 13754319 ; 251337 ;
Abstract
A reversible check valve cartridge wherein a sealing disk is urged to the shutoff position by means of a cage mounted umbrella spoke-like spring which is secured to the cage and is fully recessable therein so as to permit full travel of the sealing disk within the cage, thereby permitting increased flow for a given thickness of the valve cartridge.