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:
Nov. 08, 2005
Filed:
Feb. 10, 2003
Applicants:
Markus Rogalski, Filderstadt, DE;
Hannes Wirtl, Schongau, DE;
Herbert Frisch, Göppingen, DE;
Inventors:
Assignee:
Festo AG & Co., Esslingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K047/10 ;
U.S. Cl.
CPC ...
Abstract
A choke valve having a coarse setting choke means and a fine setting choke means placed in parallel to it. The coarse setting choke means is able to be switched over in stages between different degrees of choking with different choke cross sections. The fine setting choke means renders possible a stepless adjustment of its choke cross section.