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:
May. 25, 2021
Filed:
Dec. 04, 2018
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Piotr Sawicki, Bogdaniec, PL;
Marcin Cis, Lutynia, PL;
Assignee:
HAMILTON SUNSTRAND CORPORATION, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 26/00 (2006.01); H01F 7/14 (2006.01); F15B 13/043 (2006.01); H02K 1/08 (2006.01); H02K 15/06 (2006.01);
U.S. Cl.
CPC ...
H02K 26/00 (2013.01); F15B 13/0438 (2013.01); H01F 7/145 (2013.01); H02K 1/08 (2013.01); H02K 15/061 (2013.01); H02K 15/062 (2013.01); H02K 2201/03 (2013.01); H02K 2213/09 (2013.01);
Abstract
A torque motor for a servovalve is provided, the torque motor comprising an armature and a first pole piece. The first pole piece has a first portion and a second portion that is selectively moveable relative to the first portion such that a size of an air gap formed between the second portion and the armature is adjusted in response to the movement of the second portion relative to the first portion.