Environmental signal switch for motor vehicles

Details Environmental signal switch for motor vehicles Environmental signal switch for motor vehicles

1979-07-27

1981-07-07

Moose, Jr, Harry E.

Electricity: electrical systems and devices

Control circuits for electromagnetic devices

For relays or solenoids

361178, 307 10R, H01H 4724

Patent

active

042778131

ABSTRACT:
The environmental signal switch is an electronic device primarily for automotive use which is responsive to the absence of daylight and moisture. The device is designed to send a signal to selected electronic devices, namely the gates of scr's to activateselected electrically operated devices. The switch is designed to send a signal to one or more scr gates only, in response to moisture, and send signals to the same said scr gates, and one or more additional scr gates in response to the absence of daylight. The device as used in automotive application is to allow for the closing of windows and roof panel in response to rain regardless to whether keys are left in the ignition. In response to the absence of daylight, said windows, roof panel, and door locks are activated, provided said keys are removed from the ignition. The switch can activate the said electrical devices directly or indirectly, by said means of activating the gates of said scr's. The said scr's can be part of an environmental security system.

REFERENCES:
patent: 2617972 (1952-11-01), Nutter
patent: 3794847 (1974-02-01), Cadiou

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