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. 02, 1994
Filed:
Jan. 25, 1993
Applicant:
Inventors:
Richard K Gardner, Montpelier, OH (US);
Gordon M Schroeder, New Bavaria, OH (US);
Assignee:
The Aro Corporation, Bryan, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417393 ; 91329 ;
Abstract
A double diaphragm pump subassembly, having a pair of diaphragm mounting plates, wholly confines an air valving mechanism between the plates. The mechanism is modular in nature, being substantially devoid of fasteners, and is nested in the plates for easy removal and parts replacement.