Central vacuum cleaner with detachable filter assembly

Details Central vacuum cleaner with detachable filter assembly Central vacuum cleaner with detachable filter assembly

1989-02-17

1990-07-31

Nozick, Bernard

Gas separation

Plural serial basically diverse separating media

Plural stages in unitary casing

554591, 55498, 15353, B01D 5000

Patent

active

049447807

ABSTRACT:
The present invention relates in part to a cyclonic separator type central vacuum cleaner assembly comprising four mutually detachable sub-assemblies, including:

REFERENCES:
patent: 1396939 (1921-11-01), Miller
patent: 2364877 (1944-12-01), Smellie
patent: 2719596 (1955-10-01), Kent et al.
patent: 2943698 (1960-07-01), Bishop
patent: 3240000 (1966-03-01), Hayes et al.
patent: 3308609 (1967-03-01), McCulloch et al.

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