Air transfer device

Details Air transfer device Air transfer device

1980-10-24

1982-04-27

Makay, Albert J.

98 33R, 98 39, F24F 1308

Patent

active

043264530

ABSTRACT:
A device for transferring air from the upper region of a room through an open doorway to the exterior of that room, such as to an adjacent room. The device includes an open-ended casing or conduit (15) mounted upright to a wall of the room just above a doorway (12), an electric fan (21) mounted in the casing or conduit (15) to draw air downwardly into and through the casing or conduit (15), and a hinged chute (16) positioned at the bottom of the casing or conduit (15) which, when declined downwardly, deflects such downwardly moving air out through the open doorway (12) to the exterior of the room.

REFERENCES:
patent: 1907727 (1933-05-01), Breidery
patent: 2190945 (1940-02-01), Guth
patent: 2420123 (1947-05-01), Cooper
patent: 2566630 (1951-09-01), Powers
patent: 2785621 (1957-03-01), Heller
patent: 3396651 (1968-08-01), Kamiya et al.

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