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:
Feb. 02, 2016
Filed:
Dec. 01, 2011
Applicant:
Edward F. Csaszar, Mountainside, NJ (US);
Inventor:
Edward F. Csaszar, Mountainside, NJ (US);
Assignee:
YONWOO CO., LTD., Incheon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01F 11/00 (2006.01); B05B 11/00 (2006.01); B67D 7/60 (2010.01); A45D 34/04 (2006.01);
U.S. Cl.
CPC ...
B05B 11/0048 (2013.01); B05B 11/0008 (2013.01); A45D 34/04 (2013.01); A45D 34/041 (2013.01); B05B 11/3001 (2013.01);
Abstract
Airless pump dispensers for various fluids are disclosed including an airless pump mounted in a housing, a movable piston mounted for moving within the housing starting at the bottom thereof, a dispenser at the top of the housing for receiving fluid from the airless pump and dispensing it, and a spring disposed at the bottom of the housing in contact with the bottom of the movable piston and having an insufficient driving force to independently move the movable piston within the housing when the housing contains the fluid.