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. 22, 1985
Filed:
Apr. 12, 1984
Applicant:
Inventor:
Robert K Rusteberg, Barrington Hills, IL (US);
Assignee:
Panlmatic Company, Elk Grove Village, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137519 ; 137202 ; 261 / ;
Abstract
A check valve includes an elongated housing having an inlet port at the upper end and an outlet port at a lower end and a float movable therein. An exterior valve seat surrounds the outlet and a valve stem connected to the float extends through the outlet port and has a valve element on the outer end which cooperates with the valve seat.