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:
Mar. 01, 1977
Filed:
Aug. 27, 1974
Applicant:
Inventors:
Duane D Krohn, Arvada, CO (US);
Samuel W Culbertson, Arvada, CO (US);
Assignee:
Binks Manufacturing Company, Franklin Park, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417 43 ; 417 44 ; 417223 ; 417415 ;
Abstract
A double acting pump is operated by a crank that is powered through a gear train driven by an electric motor. An adjustable pressure sensing device is used to control operation of the pump. A single motor, double pump embodiment is also described.