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. 23, 2004
Filed:
May. 13, 2002
Applicant:
Inventors:
Rainer Duebel, Baldham, DE;
Stefan Burger, München, DE;
Assignee:
Festo AG & Co., Esslingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 7/00 ;
U.S. Cl.
CPC ...
G05D 7/00 ;
Abstract
A pressure control means comprising a jet pump ( ) whose pressure state in a branch flow duct ( ) may be changed by means of a choke ( ), which influences the spent air flow from the jet pump ( ). This renders possible a rapid and stepless variation of the pressure state in the branch flow duct ( ).