Heating systems – Heat and power plants – Vehicle
Patent
1974-06-06
1976-01-20
Wayner, William E.
Heating systems
Heat and power plants
Vehicle
123119F, B60H 102
Patent
active
039333078
ABSTRACT:
An improved choke valve control arrangement whose regulating thermostat is heated by a separate electric heater is described. The thermostat heater is coupled to the vehicle power supply through one of a first plurality of switch controlled paths of difference impedance. Each path corresponds to a different rate of opening of the choke valve as a function of engine temperature. A separate room heater arranged to absorb heat from the engine cooling water is coupled to the power supply through a second plurality of switch controlled paths. A ganging arrangement for the switches associates corresponding pairs of paths of the thermostat and room heaters so that a change in the excitation of the room heater is accompanied by a proportional change in the rate of heating of the thermostat heater.
REFERENCES:
patent: 3818881 (1974-06-01), Hosho et al.
Kobayashi Nobuyuki
Nakada Masahiko
Toyota Jidosha Kogyo Kabushiki Kaisha
Wayner William E.
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