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. 14, 2001
Filed:
Sep. 16, 1999
Applicant:
Inventor:
Uwe Dierker, Isenbüttel, DE;
Assignee:
Volkswagen AG, Wolfburg/Fallersleban, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 1/044 ; H01M 1/046 ;
U.S. Cl.
CPC ...
H01M 1/044 ; H01M 1/046 ;
Abstract
The subject invention relates to a dual-battery system, that includes a generator (,), a starter (,), a starter battery (,), a starter battery switch, a vehicle electrical system battery (,), and a control device (,), in which the starter battery (,), along with the starter battery switch that is connected in series, is connected in parallel with the generator (,), starter (,), and vehicle electrical system battery (,), and the starter battery switch can be activated by the control device (,), the starter battery switch being configured as a power MOSFET (,) whose gate is connected to the control device (,).