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. 23, 1986
Filed:
Aug. 15, 1983
Applicant:
Inventors:
Edward B Chamberlin, Short Hills, NJ (US);
Edward M Brown, Livingston, NJ (US);
Edward J Towns, Morristown, NJ (US);
Assignee:
Spray-All, Inc., Millburn, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04F / ; F04B / ; B05B / ;
U.S. Cl.
CPC ...
417151 ; 417514 ; 417552 ; 239359 ; 239373 ;
Abstract
A fluid medium pump includes a piston having a hollow interior for receiving a connecting rod adapted to open and close a passage through the piston selectively in accordance with the stroke of the rod. User apparatus includes the pump and various pump heads for effecting spraying, foaming and container pressurization. Control mechanism for pump operation renders the pump inoperative for transport, selectively operable upon triggering or continuously operable.