Jidosha Denki Kogyo Kabushiki Kaisha

Jidosha Denki Kogyo K.k.

Junichi Takao

Hiroyuki Shimizu

Nobuo Yoshioka

Yasuki Matsumoto

Toyokazu Nakamura

A wiper control device is provided with a wiper motor rotatable in the forward and reverse directions and a motor control circuit comprising a first and a second relay connected with the wiper motor, a first drive circuit connected to the first relay and a first position detecting circuit in series, a second drive circuit connected to the second relay and a second position detecting circuit in series, a first turning time delaying circuit connected with the second drive circuit in series, and a second turning time delaying circuit connected with the first drive circuit in series.

Wiper control device

A raindrop detection wiper is provided with a raindrop detector for detecting a raindrop, a wiper motor for actuating a wiper blade, an automatic stop mechanism for stopping the wiper blade at a predetermined position, a control mechanism comprising a current detector, a memory and the like for operating intermittently or stopping the wiper motor in accordance with a signal from the raindrop detector and memory data stored by the memory. According to this invention, it is possible to wipe the wiping surface automatically by detecting the raindrop and drive current of the wiper motor even in a very light rain.

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Yokohama, Japan

Junichi Takao