Wiper control device

Details Wiper control device Wiper control device

1998-07-29

2000-02-22

Nappi, Robert E.

Electricity: motive power systems

Motor-reversing

318443, H02P 100

Patent

active

060284072

ABSTRACT:
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.

REFERENCES:
patent: 3649898 (1972-03-01), Inoue
patent: 3869654 (1975-03-01), Bischoff et al.
patent: 4091317 (1978-05-01), Roszyk et al.
patent: 4286200 (1981-08-01), Brown
patent: 4317073 (1982-02-01), Blaszkowski
patent: 4825134 (1989-04-01), Tracht

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