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:
Nov. 30, 1993
Filed:
Mar. 17, 1993
Applicant:
Inventor:
Russell D Richardson, Mooresville, NC (US);
Assignee:
Ingersoll-Rand Company, Woodcliff Lake, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137856 ; 13751215 ; 417571 ;
Abstract
A valve spacer plate assembly includes a rigid plate member having first and second outer surfaces and at least one opening extending therethrough. The assembly also includes at least one gasket member disposed on one of the outer surfaces of the rigid plate member. The gasket member circumscribes at least one of the openings. A spaced portion circumscribes the edge of the openings, and forms a seating ledge against which the free end of a blade valve may rest.