Air conditioning apparatus for automobile

Details Air conditioning apparatus for automobile Air conditioning apparatus for automobile

1993-01-29

1994-04-12

Tanner, Harry B.

Refrigeration

With indicator or tester

Operatively correlated with automatic control

62160, 62180, 62244, 454121, B60H 100

Patent

active

053015150

ABSTRACT:
An air conditioning apparatus suitable for an electric car without a hot water source, while preventing the windshield from fogging up when switching from a cooling or dehumidifying operation to a heating operation. Upon the commencement of a heating operation following the end of a preceding cooling or dehumidifying operation lasting for a period longer than a predetermined value, a switching damper 104 is forced to move to the outside air inlet position 104A, when it is determined that a predetermined first time has not elapsed from the end of the last cooling or dehumidifying operation, and a predetermined second time has not elapsed from the commencement of the first heating operation following the end of the last cooling or dehumidifying operation.

REFERENCES:
patent: 4391320 (1983-07-01), Inoue et al.
patent: 4519443 (1985-05-01), Sutoh et al.
patent: 4996849 (1991-03-01), Burst et al.

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