Optoelectronic sensor for measuring the amount of moisture on the transparentwindscreen of a motor vehicle

• Main Authors: ESDERS, BERTHOLD, BENDICKS, NORBERT
• Format: Patent
• Language: English; French; German
• Published: 04.11.1998
• Edition: 6
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PERFORMING OPERATIONS; PHYSICS; SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, ORMANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR; TESTING; TRANSPORTING; VEHICLES IN GENERAL

An optoelectronic sensor device for the detection of the degree of wetting of a transparent vehicle screen with precipitation, includes a beam guide with two opposing parallel surfaces and two surfaces which lie opposite to one another and which are angled in opposing fashion through which beams ent...