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:
May. 25, 1976
Filed:
Oct. 15, 1974
Applicant:
Inventor:
Paul H Reeve, River Vale, NJ (US);
Assignee:
Auto Research Corporation, Rochelle Park, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16N / ;
U.S. Cl.
CPC ...
222335 ; 184 / ;
Abstract
An injector for grease or the like fluid: the injector includes two separate pressure cylinders; a respective piston in each cylinder, and each cylinder being divided into two chambers by its respective piston; an inlet upstream of the upstream piston; an outlet downstream of the downstream piston; and connections between the two chambers of the downstream cylinder and between the upstream and downstream cylinders.