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:
Apr. 14, 1998
Filed:
Dec. 19, 1996
Applicant:
Inventor:
Daho Taghezout, Morges, CH;
Assignee:
Eta SA Fabriques d'Ebauches, Grenchen, CH;
Primary Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
318 34 ; 310112 ; 310114 ;
Abstract
In order that each of its rotors (18 to 21) may he individually controlled, the transducer (1) comprises a stator (2) having two main parts (3, 4) and 2N+1 transverse parts (5 to 13). N openings (14 to 17) through each of which a stator (18 to 21) passes, are each arranged in one of the main parts in the prolongation of one of the even rank transverse parts. N+1 coils each surround one of the odd rank transverse parts. Application to selective driving of several mobile elements.