Control circuit for opening/closing device in a vehicle

Electrical transmission or interconnection systems – Vehicle mounted systems – Automobile

Patent

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Details

361166, 318280, 307115, H02P 122

Patent

active

061113263

ABSTRACT:
There is provided a control circuit which can perform a control of opening and closing an opening/closing device, a sun roof in a vehicle, or the like. Usually, an I UP direction current is supplied to a motor 9 according to an ON-operation by an UP switch 3, and an I DOWN direction current is supplied to a motor 9 according to an ON-operation by a DOWN switch 5. If any failures occur, even if the I UP direction current is supplied to the motor 9 when the UP switch 3 is not on-operated, in accordance with the ON-operation of the DOWN switch 5, the current is switched over to the I DOWN direction, and then, is supplied to the motor 9.

REFERENCES:
patent: 4394605 (1983-07-01), Terazawa
patent: 5121038 (1992-06-01), Yamamura et al.
patent: 5138182 (1992-08-01), Kokubu
patent: 5578912 (1996-11-01), Mizuta et al.
patent: 5731675 (1998-03-01), McCarthy
patent: 5754021 (1998-05-01), Kojima
Patent Abstract of Japan; Publication No. 06351078; Dated Dec. 22, 1994.

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