Windscreen wiper with variable-length arm especially for private car

    公开(公告)号:DE19616808A1

    公开(公告)日:1997-10-30

    申请号:DE19616808

    申请日:1996-04-26

    Abstract: The windscreen (13) is wiped in both directions from its centre by an oscillatory arm with one part (12) sliding into and out of the other part (11). The two parts are driven by separately switchable motors (9,10) co-ordinated by a microprocessor (2). The pivot motor (9) is fitted with an angular position sensor (5), and the slide motor (10) has a displacement sensor (6). Each sensor is wired to a processing circuit (3;4) from which the microprocessor accepts signals and issues commands to the power stages (7,8) of the respective drives.

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