Air conditioner for vehicle

Details Air conditioner for vehicle Air conditioner for vehicle

1991-07-17

1992-10-27

Wayner, William

Refrigeration

With indicator or tester

Operatively correlated with automatic control

236 78D, 236 94, G05D 1500

Patent

active

051579324

ABSTRACT:
An automatic air conditioner for a vehicle comprising a cooling unit, heater and a blower fan which are controlled by a control circuit. The air conditioner is arranged to adjust a compartment temperature to a target value set by a target value setting means. Furthermore, the air conditioner has functions such as a quick cooling, a quick heating and a low water-temperature drive control to quickly adjust the compartment temperature to the target value. The air conditioner further includes a function wherein the change of the preset target value is forbidden in operation of the quick cooling, the quick heating and the low water-temperature drive controls to prevent the compartment from being over-cooled or over-heated by the change of the target value in the operation.

REFERENCES:
patent: 4858824 (1989-08-01), Matsuda et al.
patent: 4925089 (1990-05-01), Chaparro et al.
patent: 5078316 (1992-01-01), Hara et al.

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