Ceiling air outlet for air conditioning system

Details Ceiling air outlet for air conditioning system Ceiling air outlet for air conditioning system

1979-07-06

1981-12-01

Makay, Albert J.

98 40B, 98 40VM, 98 41R, F24F 1308

Patent

active

043030076

ABSTRACT:
An air conditioning system ceiling air outlet comprising a warm air duct for vertically downward direction of warm air, a cold air duct surrounding the warm air duct for outwardly directing cold air, the ducts terminating at their inlet ends in a common connecting stub, covering plates for the intake ends of each of the ducts and mounted in the connecting stub, the covering plates being mounted on a common axis of rotation and at an angle to each other so that when one of said ducts is closed by one of said plates, the other of said ducts is open.

REFERENCES:
patent: 2737875 (1956-03-01), Kurth et al.
patent: 3118604 (1964-01-01), Bertin et al.
patent: 3363534 (1968-01-01), Spradling

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