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:
Dec. 18, 1990
Filed:
Mar. 01, 1990
Applicant:
Inventors:
James E Cook, Anoka, MN (US);
O Harald Eriksen, Brooklyn Park, MN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417534 ; 417415 ;
Abstract
A double acting simplex plunger pump comprising six unitary extruded members, i.e., a crankcase body, a manifold connected thereto and, at each end of the body a stuffing box member abutted on one face to the body and, on the opposite face, to a head member. The pump also comprises a double ended plunger supported by the body for reciprocation of the ends thereof into pump recesses of the stuffing box members.