Device for determining the state of a wiper blade
AssigneeRobert Bosch GmbH
InventorsHans Meier, Guenther Riehl, Henry Blitzke
Life of this patent
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Abstract
A device which determines a condition of at least one wiper blade of a motor-vehicle windshield wiper. The device includes a rain sensor controlling the motor-vehicle windshield wiper and being utilized for determining the condition of the wiper blade. The device also includes an evaluation circuit receiving data from the rain sensor. The evaluation circuit evaluates wear and tear of a rubber wiper element of the wiper blade based on one of a slow and continuous change of the data and a quick and continuous change of the data provided by the rain sensor.
Claims7
A device for determining a condition of at least one wiper blade of a motor-vehicle windshield wiper, comprising:
- a rain sensor utilized for controlling the motor-vehicle windshield wiper and for determining the condition of the at least one wiper blade.
Dependencies are inferred from the claim text.