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:
Jul. 09, 2019
Filed:
Jul. 03, 2014
Applicant:
Moog Controls Limited, Tewkesbury, Gloucestershire, GB;
Inventors:
Ian Brooks, Hucclecote, GB;
Christopher Pagett, Stourport on Seven, GB;
Paul Guerrier, Tewkesbury, GB;
Assignee:
Moog Controls Limited, Tewkesbury, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 31/12 (2006.01); F15B 13/043 (2006.01); F16K 31/00 (2006.01);
U.S. Cl.
CPC ...
F16K 31/004 (2013.01); F15B 13/043 (2013.01); F15B 13/0435 (2013.01); F16K 31/005 (2013.01); F16K 31/12 (2013.01);
Abstract
A servovalve has a pilot stage having a piezoelectric element actuating a pilot stage spool valve, which pilot stage spool valve comprises an output control fluid line to a main stage.