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. 10, 2015
Filed:
Dec. 21, 2011
Applicants:
Erwin Boes, Wichen, NL;
Jeroen D. DE Regt, Oss, NL;
Inventors:
Erwin Boes, Wichen, NL;
Jeroen D. De Regt, Oss, NL;
Assignee:
MeadWestvaco Calmar, Inc., Richmond, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
B65D 37/00 (2006.01); F04B 45/02 (2006.01); B05B 11/00 (2006.01); F04B 43/08 (2006.01);
U.S. Cl.
CPC ...
F04B 45/02 (2013.01); B05B 11/3033 (2013.01); B05B 11/3047 (2013.01); B05B 11/3066 (2013.01); F04B 43/084 (2013.01); B05B 11/3035 (2013.01);
Abstract
A simplified pump system may include a bellow having a suction valve, a stem, and a fluid lock wherein the product flow into and out of a pump chamber formed by the bellow and stem is controlled by the suction valve and fluid lock.