Ventilation – Having inlet airway – Including specific air distributor
Patent
1990-04-09
1992-03-10
Makay, Albert J.
Ventilation
Having inlet airway
Including specific air distributor
454308, 454906, F24F 1306
Patent
active
050941526
ABSTRACT:
A ventilation device comprises a hollow body having an air inlet end and an ir outlet end, swirl disk associated with the air outlet end and a perforated disk associated with the air inlet end.
REFERENCES:
patent: 988496 (1911-04-01), Obermann
patent: 2807329 (1957-09-01), Caldwell
patent: 2820406 (1958-01-01), Argentieri
patent: 4620869 (1986-11-01), Goossens et al.
Doerrler William C.
Makay Albert J.
Schako Metallwarenfabrik Ferdinand Schad KG Zweigniederlassung K
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