Arrangement in a suction cleaner

Details Arrangement in a suction cleaner Arrangement in a suction cleaner

1989-04-05

1990-06-26

Nozick, Bernard

Gas separation

Flexible or collapsible bag type

With flow line coupling means

285 7, 285227, B01D 4602

Patent

active

049368834

ABSTRACT:
In a suction cleaner comprising a housing (10) with a disposable filter bag (13) a movable tube piece (17) is provided which is adapted to enter the inlet opening (14a) of the filter bag. According to the invention, the tube piece (17) is provided with a control means actuatable by a pressure difference, preferably the difference between atmospheric pressure and the underpressure in the suction cleaner housing.

REFERENCES:
patent: 2070674 (1937-02-01), Muenter
patent: 3167415 (1965-01-01), Edwards
patent: 3423907 (1969-01-01), Hughes
patent: 4591369 (1986-05-01), Stewart et al.

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