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:
Mar. 21, 2017
Filed:
Aug. 01, 2012
Applicants:
Gernot Haas, Eisenberg, DE;
Gregor Schafer, Sankt Katharinen, DE;
Olaf Muszinski, Kelkheim, DE;
Inventors:
Assignee:
KHS GmbH, Dortmund, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67C 3/02 (2006.01); F04B 37/14 (2006.01); B67C 7/00 (2006.01); F04B 41/06 (2006.01); F04B 49/06 (2006.01); F04B 49/20 (2006.01); B67C 3/26 (2006.01);
U.S. Cl.
CPC ...
F04B 37/14 (2013.01); B67C 3/02 (2013.01); B67C 7/0073 (2013.01); F04B 41/06 (2013.01); F04B 49/06 (2013.01); F04B 49/20 (2013.01); B67C 2003/2688 (2013.01);
Abstract
An apparatus for generating negative pressure in an installation for filling containers with liquid bulk product includes a vacuum device, and a control-and-regulating unit. The vacuum device has a controllable suction power, and has a plural electrically-powered vacuum pumps. These are configured to operate in parallel. The control-and-regulating unit is configured to control the number of vacuum pumps that are active, thereby controlling the suction power.