Air movement apparatus

Details Air movement apparatus Air movement apparatus

1999-02-24

2000-09-26

Joyce, Harold

Ventilation

Having forced recirculation

Forced recirculation alone

F24F 7007

Patent

active

061236187

ABSTRACT:
An air movement apparatus (10) comprises a curved body about which air can circulate, the curved body having a rim (12) and, in use, having a lower pressure surface (25) on one side of the rim (12), and a higher pressure surface (26) on the other side of the rim (12), an air outlet (22) to blow air over the lower pressure surface (25), an air inlet (24) to suck air in from the higher pressure surface (26), and air acceleration means (14) to move air from the air inlet (24) to the air outlet (22).

REFERENCES:
patent: 2583374 (1952-02-01), Hoffman
patent: 2617348 (1952-11-01), Sutton
patent: 2640646 (1953-06-01), Jones
patent: 5203521 (1993-04-01), Day
Patent Abstracts of Japan, JP 7158587 A (Shibaura Eng Works Co Ltd) Jun. 20, 1995.
Derwent Abstract Accession No. B7147 E/07, Clas Q56, SU 821752 A (Azov Black Sea Agri) Apr. 18, 1981.
Derwent Abstract Accession No. C8055 D/13, Class Q12, SU 748032 A (Omnibus Cons Exper) Jul. 25, 1980.

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