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:
Oct. 24, 1989
Filed:
Nov. 24, 1987
Applicant:
Inventor:
Gilles Lacour, Belley, FR;
Assignee:
L'Enrouleur Electrique Moderne, Belley, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310105 ; 310 43 ; 310 46 ; 310156 ;
Abstract
A magnetic coupler employing hysteresis for coupling a driving motor to a winding and reeling machine to produce a constant torque independent of any slippage between the input and output of the coupler. The coupler includes a driving disc molded of magnetic particles in an insulating binder interfaced with a driven disc formed of a radial array of permanent magnets.