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:
Jun. 04, 2002
Filed:
Dec. 16, 1997
Applicant:
Inventors:
Jean-Marie Pierret, Paris, FR;
Raymond Rechdan, Saint-Maurice, FR;
Assignee:
Valeo Equipements Electriques Moteur, Creteil, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 1/104 ;
U.S. Cl.
CPC ...
H02P 1/104 ;
Abstract
A device for regulating the voltage at which an automobile battery is charged by an alternator, having a control circuit and a power circuit, as well as an external management unit connected to the control circuit in order to transmit different regulation parameters to it, the power circuit also being connected to the external management unit and including means enabling it to generate by itself an excitation signal when the management unit delivers a control signal, the control circuit being activated to emit an excitation signal only when it detects the start of rotation of the alternator.