Exhaust and fresh air ventilation system for a room air conditio

Details Exhaust and fresh air ventilation system for a room air conditio Exhaust and fresh air ventilation system for a room air conditio

1993-10-27

1995-05-16

Sollecito, John M.

Refrigeration

Structural installation

Window connected or mounted

62325, 62426, F25D 2312

Patent

active

054150116

ABSTRACT:
A room air conditioner is provided with a ventilation system for exhausting room air to the outdoors through the air conditioner or alternatively for admitting fresh air from outdoors in through the air conditioner. The actuator is a rotary knob which has a pair of cables attached to it such that rotary motion of the knob in the first direction will cause one of the cables to pull on one of the doors to open it, while rotary motion of the knob in the other direction will cause the other of the cables to pull on the other door to open it. The doors are spring biased to return to the closed position and the knob has a detent device to hold it in a selected open or closed position.

REFERENCES:
patent: 3823574 (1974-07-01), Bolton
patent: 3841110 (1974-10-01), Schuster et al.
patent: 5065597 (1991-11-01), Farfaglia et al.
patent: 5295531 (1994-09-01), Tsunekawa et al.

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