Controller for an air conditioner of vehicles

Heat exchange – With alarm – indicator – signal – register – recorder – test or... – Remotely controlled inspection means

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Details

62226, 165 30, 165 43, F25B 2900

Patent

active

047669500

ABSTRACT:
In an air conditioner of vehicles including a fan for sending air, a cooling unit for cooling air sent by the fan, a heater for heating air sent by the fan, an air mix damper for adjusting the amount of air passing through the heater and cooled by the cooling unit, and a control unit for controlling an opening of the air mix damper in response to a cooling and heating load, a controller for an air conditioner of vehicles has a dehumidifying operation mode in which the opening of the air mix damper is adjusted to effect the air conditioning operation and an energy saving operation mode in which the duty ratio of turning on and off a compressor is changed to effect the air conditioning operation, and comprises a fan drive control unit for increasing the amount of wind in a region where the cooling and heating load is large.

REFERENCES:
patent: 4337818 (1982-07-01), Franz
patent: 4340113 (1982-07-01), Iwata et al.
patent: 4358936 (1982-11-01), Ito et al.
patent: 4365663 (1982-12-01), Inoue et al.
patent: 4383574 (1983-05-01), Yoshioka
patent: 4416324 (1983-11-01), Sutoh et al.
patent: 4466480 (1984-08-01), Ito et al.
patent: 4476919 (1984-10-01), Akimoto et al.
patent: 4540040 (1985-09-01), Fukumoto et al.

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