Fan unit

Details Fan unit Fan unit

1982-05-24

1984-07-17

Marcus, Stephen

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Pump outlet or casing portion expands in downstream direction

415213C, 415219R, F04D 700

Patent

active

044603126

ABSTRACT:
A fireplace unit provided with a fan below the bottom wall of the fire box for circulating room air around the fire box.

REFERENCES:
patent: 2231258 (1941-02-01), Elmore
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patent: 3531221 (1970-09-01), Herberg et al.
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patent: 3635285 (1972-01-01), Davis
patent: 3942509 (1976-03-01), Sasser
patent: 4085727 (1978-04-01), Gillpatrick
patent: 4089320 (1978-05-01), Brown et al.
patent: 4170219 (1979-10-01), Hansen et al.
patent: 4174701 (1979-11-01), Gneiting
patent: 4224921 (1980-09-01), Petrescue
patent: 4259510 (1981-02-01), Anderson
patent: 4280473 (1981-07-01), Hempel

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