Patent ID: 6744371
Filing Date: 2004-06-01
Classification: B60Q,B60S

Abstract:
A sensor arrangement for detecting a wetting, of a precipitation and/or direct accumulation on a window (13), of motor vehicles, comprising at least one transmitter (14), at least one receiver (15), and at least one optical body (10) between the window (13) and the at least one transmitter (14) and the at least one receiver (15) for a radiation emitted by the at least one transmitter (14), wherein the projections of the at least one transmitters (14) and the at least one receivers (15), by being projected onto the window (13), constitute the vertex points of a trapezoid, wherein there are two each of the at least one transmitter (14) and the at least one receiver (15), and wherein the transmitters (14) are disposed on a first parallel of the trapezoid, wherein said first parallel is at the bottom in an installed position and the receivers (15) are disposed on a secod parallel of the trapezoid, wherein said second parallel is at the top of in the installed position.