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:
Oct. 27, 2015
Filed:
May. 04, 2011
Applicants:
Elmar Ehrmann, Bad Grönenbach, DE;
Herbert Kirmse, Wolfertschwenden, DE;
Inventors:
Elmar Ehrmann, Bad Grönenbach, DE;
Herbert Kirmse, Wolfertschwenden, DE;
Assignee:
MULTIVAC SEPP HAGGENMULLER GMBH & CO. KG, Wolfertschwenden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B 31/02 (2006.01);
U.S. Cl.
CPC ...
B65B 31/028 (2013.01);
Abstract
A sealing station for a packaging machine comprises a sealing tool for sealing packages, an underpressure source for evacuating packages in the sealing station, and an overpressure source for providing compressed air so as to press the sealing tool against a package. A single drive is provided for the underpressure source and the overpressure source, the underpressure source and/or the overpressure source being a pump that is configured as a rotary vane pump or as a helical pump.