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:
May. 04, 1999
Filed:
Mar. 14, 1997
Applicant:
Inventor:
Sven Petzold, Wiesbaden, DE;
Assignee:
VDO Adolf Schindling AG, Frankfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B / ;
U.S. Cl.
CPC ...
340604 ; 340602 ; 318444 ; 318483 ; 318D / ;
Abstract
In a rain sensor system for a motor vehicle, a sensor element is provided as separate part for attachment in the vicinity of a vehicle window. The sensor element is wiped by a separate wiper blade which is fastened to a windshield wiper or driven by the latter. As a function of the a degree of wetness present on its top, the sensor element supplies electric signals to an evaluation electronics. Above a limit value of the signals, the evaluation electronics connects the windshield wiper.