Ventilation – Having inlet airway – Including specific air distributor
Patent
1996-08-13
1998-04-07
Joyce, Harold
Ventilation
Having inlet airway
Including specific air distributor
454300, F24F 13062
Patent
active
057357382
ABSTRACT:
A condensation preventing vent structure has therein at least one blade including an innermost vent to define a passage for a flow of air. The innermost fin is provided with open upper and lower ends to define therein an inner air flow passage. An air flow damper is provided above or in the innermost fin to restrict the air flow in the central portion of the flow passage.
REFERENCES:
patent: 2403291 (1946-07-01), Kurth
patent: 2407284 (1946-09-01), Kennedy
patent: 2618215 (1952-11-01), Fitt
patent: 4303007 (1981-12-01), Riegel et al.
Koga Kiyoshi
Kuno Yukio
Matsumura Toshisuke
Torimi Akira
Yokoi Hiromasa
Joyce Harold
Kyoritsu Air Tech Inc.
Ok Kizai, Inc.
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