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. 24, 2011
Filed:
Oct. 06, 2005
Applicants:
Stefan Ritsche, Eigeltingen, DE;
Karl Tempfli, Gottmadingen, DE;
Inventors:
Stefan Ritsche, Eigeltingen, DE;
Karl Tempfli, Gottmadingen, DE;
Assignee:
Ing. Erich Pfeiffer GmbH, Radolfzell, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05B 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A metering device is provided for metering at least one medium. The metering device includes a medium storage unit and a pumping system connected to the medium storage unit. The medium storage unit or the pumping system has a venting valve which is elastically held in the closed position. The metering device also includes a control member associated with the venting valve in such a way that the control member opens the venting valve as a result of a pumping movement of the pumping system.