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. 20, 2021
Filed:
Mar. 29, 2019
Applicant:
Wittenstein SE, Igersheim, DE;
Inventors:
Markus Glaser, Hüttlingen, DE;
Robert Schreck, Tauberbischofheim-Distelhausen, DE;
Assignee:
WITTENSTEIN SE, Igersheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/52 (2006.01); F16K 3/02 (2006.01); E21B 41/00 (2006.01); E21B 33/06 (2006.01); F16K 31/04 (2006.01); F16K 31/53 (2006.01); F16H 37/12 (2006.01); E21B 33/035 (2006.01); E21B 33/064 (2006.01);
U.S. Cl.
CPC ...
F16K 31/523 (2013.01); E21B 33/06 (2013.01); E21B 33/061 (2013.01); E21B 33/062 (2013.01); E21B 33/063 (2013.01); E21B 41/0007 (2013.01); F16H 37/126 (2013.01); F16K 3/0254 (2013.01); F16K 31/046 (2013.01); F16K 31/047 (2013.01); F16K 31/048 (2013.01); F16K 31/52 (2013.01); F16K 31/53 (2013.01); E21B 33/035 (2013.01); E21B 33/064 (2013.01); F16K 3/0218 (2013.01);
Abstract
A subsea shutoff device, in particular for use in water depths of more than 30 m for operating a valve with a gate with a waterproof, oil filled housing, a crank mechanism arranged in the housing, and a rotary actuator, wherein the rotary actuator is adapted to operate a gate of a valve via the crank mechanism.