Automatic vehicular ventilating system

Details Automatic vehicular ventilating system Automatic vehicular ventilating system

1993-09-30

1995-07-18

Joyce, Harold

Ventilation

Vehicle

Having automatic control means

454141, 454900, B60H 126

Patent

active

054336600

ABSTRACT:
An automatic vehicular ventilating system ventilates the passenger room of a vehicle such as automobiles, aircraft, railway passenger cars and ships to maintain air in the passenger room at a fixed temperature automatically. The automatic vehicular ventilating system includes a solar power supply unit having a solar panel as a power supply, a first switch responsive to the output of a thermostat, and a second switch in communication with at least at least one of an ignition switch of the vehicle and a hand brake of the vehicle; an exhaust unit having an air exhaust damper; and a fresh air supply unit having an air supply damper. The air exhaust damper and the air supply damper are driven by electric power supplied from the solar power supply unit.

REFERENCES:
patent: 1550503 (1925-08-01), Coffman
patent: 1846552 (1932-02-01), Haskins
patent: 3392654 (1968-07-01), Grenier
patent: 4741256 (1988-05-01), Huang
patent: 4804140 (1989-02-01), Cantrell
patent: 5205782 (1993-04-01), Ohba

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