Vacuum cleaner attachment

Details Vacuum cleaner attachment Vacuum cleaner attachment

1980-09-22

1982-03-02

Nozick, Bernard

Gas separation

Deflector

With heating or cooling means

15377, 15350, 15351, B01D 4500

Patent

active

043176640

ABSTRACT:
A filter assembly for a vacuum cleaner hose includes a tubular member having opposite open ends and a filter plate between said ends. In one version, the assembly is telescoped into the vacuum cleaner hose and has a reduced opening at one end with the filter plate having a solid central core that is larger than the reduced opening and passages surrounding the central core. In a second version, an enlarged intermediate portion has tubes extending therefrom that respectively telescope over and into adjacent conduit sections of the vacuum cleaner hose and the filter plate is located in the enlarged portion.

REFERENCES:
patent: 954164 (1910-04-01), Broekema
patent: 1360517 (1920-11-01), Fuller
patent: 1631391 (1927-06-01), Williams
patent: 3015122 (1962-01-01), Cook
patent: 3199273 (1965-08-01), Kudsi
patent: 3289399 (1966-12-01), Princiotta
patent: 3298458 (1967-01-01), Deremer
patent: 3530649 (1970-09-01), Porsch et al.
patent: 4149611 (1979-04-01), Taguchi

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