Air propelling apparatus with fan shaft mounted on guards

Details Air propelling apparatus with fan shaft mounted on guards Air propelling apparatus with fan shaft mounted on guards

1994-01-05

1995-08-15

Gluck, Richard E.

Pumps

Motor driven

Pump and motor interconnected by endless flexible...

41742314, F04B 1703

Patent

active

054413915

ABSTRACT:
An air propelling apparatus/fan is provided having an air intake grill and an exhaust grill mounted on the ends of a cylindrical shroud. A shaft is mounted inbetween and on the intake and exhaust grills and a fan blade assembly is provided on the shaft. In one embodiment, the fan blade assembly is adapted for rotational movement about the shaft and a driven pulley is affixed to the fan assembly and is caused to turn via a belt and an electric motor mounted on the shroud. In another embodiment, the fan assembly is affixed to the shaft and the shaft is adapted for rotational movement. The driven pulley is affixed to the shaft and caused to rotate by an electric motor mounted on the shroud.

REFERENCES:
patent: 2115527 (1938-04-01), Hueglin
patent: 2148524 (1939-02-01), Bartch et al.
patent: 2300475 (1942-11-01), Ward
patent: 2385152 (1945-09-01), Morrison
patent: 2390588 (1945-12-01), Heckman
patent: 2782425 (1957-02-01), Schroeter
patent: 2875626 (1959-03-01), Niederer et al.
patent: 3190543 (1965-06-01), Goettl
patent: 3482767 (1969-12-01), Reinkoester, Jr.
patent: 3584968 (1971-06-01), Keith
patent: 3746464 (1973-07-01), Goettl
patent: 4171937 (1979-10-01), Greenfield
patent: 4239459 (1980-12-01), Felter

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