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. 30, 2014
Filed:
Mar. 11, 2013
Applicant:
Gotohti.com Inc., Beamsville, CA;
Inventors:
Heiner Ophardt, Arisdorf, CH;
Andrew Jones, Smithville, CA;
Assignee:
Gotohti.com, Beamsville, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B67D 7/06 (2010.01); F04B 23/02 (2006.01); A47K 5/12 (2006.01); B05B 11/00 (2006.01);
U.S. Cl.
CPC ...
F04B 23/028 (2013.01); A47K 5/1207 (2013.01); B05B 11/3001 (2013.01); B05B 11/3097 (2013.01);
Abstract
A piston pump dispenser having a reciprocating piston pump arrangement in which in a dispensing stroke in which fluid is pressurized in a chamber to dispense fluid, a piston slide member is urged into a sealing disc of a piston sleeve member to increase the extent to which the sealing disc provides a seal with a wall of the chamber against fluid leaking out past the seal disc.