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:
Aug. 08, 1995
Filed:
Mar. 21, 1994
Applicant:
Inventor:
Christian Menard, Villennes s/Seine, FR;
Assignee:
Thomson-CSF, Puteaux, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15B / ; F16K / ;
U.S. Cl.
CPC ...
91361 ; 91459 ; 91DI / ; 25112911 ; 13762565 ;
Abstract
The device according to the invention includes at least one rotational actuator fitted with a return spring and a connecting rod connected to the rotational actuator to transmit a linear movement to a mechanical part. The rotational actuator is moved by a rotational electromagnet whose angular position is controlled by a pulsed, periodic current. The device also includes apparatus for removal of the magnetizing energy stored in the electromagnet.