Dust filter bag

Details Dust filter bag Dust filter bag

1992-03-19

1993-07-13

Hart, Charles

Gas separation

Flexible or collapsible bag type

Valved, self-closing, or apparatus contained bag closing means

55369, 55367, 55377, 55DIG2, B01D 4604

Patent

active

052269418

ABSTRACT:
A duct filter bag (1) for a vacuum cleaner having a holding plate (2, 15) which has a tightly closed opening (4) for a pipe connection of a vacuum cleaner, the opening being adapted to be closed from the outside by a separate closure flap (5) which has an insertion region (8, 9, 11). In order to make the dust filter bag (1) more favorable in use, the closure flap (5) is hinged to the holding plate (2) laterally of its region of swing (V).

REFERENCES:
patent: 2964128 (1960-12-01), Bartos et al.
patent: 3432998 (1969-03-01), Downey et al.
patent: 3495386 (1970-02-01), Bixler et al.
patent: 3933451 (1976-01-01), Johansson

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