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:
Dec. 29, 2009
Filed:
Aug. 11, 2006
Applicants:
Falk Räpke, Ostfildern, DE;
Grzegorz Bogdanowicz, Ostfildern, DE;
Inventors:
Falk Räpke, Ostfildern, DE;
Grzegorz Bogdanowicz, Ostfildern, DE;
Assignee:
Festo AG & Co. KG, Esslingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/01 (2006.01); F16K 11/065 (2006.01); F16K 31/124 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pilot controlled pulse valve has a valve spool releasably held in both terminal positions by a latching device. The latching device comprise a permanent magnet holding the valve spool by magnetic force. To set the terminal or end position the permanent magnet has an abutment placed to the fore of it. In order to protect the permanent magnet against damage the abutment bears against the valve housing independently of the permanent magnet.