Method and system for protecting automotive appliances against t

Details Method and system for protecting automotive appliances against t Method and system for protecting automotive appliances against t

1990-06-11

1991-09-03

Orsino, Joseph A.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340426, 340568, 455346, G08B 1314

Patent

active

050458388

ABSTRACT:
An alarm or indicating system for indicating that an automotive appliance has been left in the vehicle. The system includes a circuit powered by the battery of the vehicle and a first switch which is closed by inserting the appliance into a predetermined position in the vehicle and opened by removing the appliance from the predetermined position. The circuit further includes a control switch that is operated by the door of the vehicle such that when the door is opened the control switch will be closed to energize the circuit of the appliance is in its predetermined position. When the operator removes the appliance it will open the first switch to de-energize the circuit and the alarm. When the door of the vehicle is closed the control switch will be opened and the alarm circuit will be de-energized.

REFERENCES:
patent: 3649960 (1972-03-01), Severn
patent: 3654600 (1972-04-01), Yamamoto
patent: 4427967 (1984-01-01), Maiocco
patent: 4679026 (1987-07-01), Krakowski et al.
patent: 4758817 (1988-07-01), Akiyama
patent: 4794368 (1988-12-01), Grossheim et al.
patent: 4805233 (1989-02-01), Robitschko et al.
patent: 4866416 (1989-09-01), Holzhauer et al.
patent: 4906969 (1990-03-01), Ghazarian

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