Demist controller for automobile air-conditioners

Details Demist controller for automobile air-conditioners Demist controller for automobile air-conditioners

1989-07-10

1990-03-27

Tanner, Harry B.

Refrigeration

Automatic control

Humidity sensor

62161, 62163, 62244, 98 209, 165 17, F25D 1708

Patent

active

049109677

ABSTRACT:
A demist controller for an automobile air-conditioner includes a demist judgement unit for judging the need for a demist operation based on the relative humidity in the vicinity of the inside surface of a window glass of the automobile, and a correction unit for automatically correcting criteria for a judgement by the judgement unit in accordance with starting and stopping instructions manually given by the driver as occasion arises.

REFERENCES:
patent: 4354547 (1982-10-01), Sugiura
patent: 4412424 (1983-11-01), Iida et al.
patent: 4448034 (1984-05-01), Shimada et al.
patent: 4636643 (1987-01-01), Nakamura et al.

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