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. 09, 1988
Filed:
Dec. 23, 1985
Applicant:
Inventor:
Harold E Andrews, Simi Valley, CA (US);
Assignee:
Huges Aircraft Co., Los Angeles, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02P / ;
U.S. Cl.
CPC ...
318439 ; 318689 ; 310 / ;
Abstract
A multiple phase electronically commutated torque motor including an annular stator element having at least two coils or windings on the periphery thereof and a magnetic rotor disposed concentrically within the stator for relative coplanar rotational motion. Means are provided for selectively energizing and de-energizing the windings as a function of the instantaneous rotor angle on command to generate a desired torque.