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.

Date of Patent:
Oct. 04, 2005

Filed:

Jan. 08, 2004
Applicants:

Ulrich Herb, Goerisried, DE;

Hans-georg Hornung, Waal, DE;

Inventors:

Ulrich Herb, Goerisried, DE;

Hans-Georg Hornung, Waal, DE;

Assignee:

DaimlerChrysler AG, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R031/00 ;
U.S. Cl.
CPC ...
Abstract

A circuit for monitoring the resistance between the terminals of a battery and a first reference potential has two inputs which are each to be connected to one of the terminals of the battery, and a voltage divider. The voltage devider has two external connections each of which is connected to one of the inputs, and a central connection which is to be connected to the first reference potential. First and second switches are arranged in series in a connection between one of the external connections of the voltage divider and one of the inputs. A measuring instrument is connected to the external connections of the voltage divider, for supplying a monitoring signal which is representative of the voltage between the external connections.


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