Title:
AUTOMATIC LIGHT-OUT DEVICE ASSOCIATED WITH DELAY TIMER
Document Type and Number:
Japanese Patent JPS6288633
Kind Code:
A
Abstract:
PURPOSE:To alarm unlocked door thus to achieve safe behavoir in a garage requiring no lock by putting out the lamp after a predetermined time if any door is unlocked when getting out of a vehicle while turning off an ignition key. CONSTITUTION:Off signal from an ignition switch SW1 and a driver seat door open signal SW2 are fed as get-out signals to a logic unit 11. When a door locking signal SW3 is transmitted as a signal representing a condition where all doors are locked and fed to the logic unit 11, a lamp drive circuit is disabled to unlight a head lamp L1 and a tail lamp L2. While when the door lock signal SW3 is provided as an off-condition signal, a timer 12 is started and upon elapse of a time interval predetermined by a clock signal from an oscillator 13, a command for disabling a lamp drive circuit 2 is fed from the logic unit 11 thus to said lamp. Consequently, door locking is never missed resulting in antitheft.
Inventors:
NISHIDA FUTOSHI
Application Number:
JP23183585A
Publication Date:
April 23, 1987
Filing Date:
October 16, 1985
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
B60Q1/04; (IPC1-7): B60Q1/04
Attorney, Agent or Firm:
Fukami Hisaro