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:
Feb. 26, 2019
Filed:
Jun. 14, 2017
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventor:
Pawel Kwasniewski, Olawa, PL;
Assignee:
HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/04 (2006.01); F16H 37/12 (2006.01); F16K 1/22 (2006.01); F16K 31/53 (2006.01); F16K 31/54 (2006.01); F16H 19/04 (2006.01); F16H 25/20 (2006.01);
U.S. Cl.
CPC ...
F16K 31/043 (2013.01); F16H 37/12 (2013.01); F16K 1/221 (2013.01); F16K 31/535 (2013.01); F16K 31/54 (2013.01); F16H 19/04 (2013.01); F16H 25/20 (2013.01); F16H 2025/204 (2013.01); F16H 2025/2075 (2013.01);
Abstract
An actuation mechanism for a rotary element, comprises an electric drive motor coupled to a threaded drive spindle. A threaded drive nut is received on said drive spindle for movement along said drive spindle. A rack gear is coupled to said drive nut. A pinion gear is drivingly engaged with said rack gear and drivingly couplable to the rotary element. The rotary element may be a valve element.