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. 26, 1999
Filed:
Nov. 19, 1997
Applicant:
Inventors:
Giancarlo Casellato, Turin, IT;
Mario Montuschi, Turin, IT;
Assignee:
C.R.F. S.C.P.A., Orbassano, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02N / ;
U.S. Cl.
CPC ...
1231793 ; 290 / ;
Abstract
A control device for a coupling electromagnet in particular for a starter motor for a motor vehicle, operable to regulate the speed of engagement of the pinion of the ring gear in such a way as to avoid stresses wear and noise due to excessive speed of engagement in the initial phase of the starting operation. The device operates in a closed loop with a feedback signal generated by an estimator.