Device for a vacuum cleaner

Details Device for a vacuum cleaner Device for a vacuum cleaner

2003-02-26

2008-09-02

Hopkins, Robert A (Department: 1797)

Gas separation

Residue access, handling or removing means

Separable collection container

C055S430000, C055S459100, C055S466000

Reexamination Certificate

active

07419523

ABSTRACT:
This invention relates to a device for a vacuum cleaner comprising a cyclone chamber (10) and a collecting container (21) arranged in association with the cyclone chamber for particles separated by the cyclone. The cyclone chamber comprises an inlet (14) for dust laden air, a particle outlet (17) for particles separated by the cyclone and on outlet (15) for cleaned air. The lastmentioned outled is connected to a vacuum source and the particle outlet (15) for cleaned air. The lastmentioned outled is connected to a vacuum source and the particle outlet (17) is via a tube (18) ending in the collecting container (21). The collecting container comprises a dust bag (37) for collecting the dust particles which is a part of a continuous tube (31) of non air pervious material intended to create several bags. The invention also relates to a cassette intended to be used at the device.

REFERENCES:
patent: 3452368 (1969-07-01), Couper
patent: 3895929 (1975-07-01), Jysky et al.
patent: 5090976 (1992-02-01), Dyson
patent: 6168641 (2001-01-01), Tuvin et al.
patent: 7171725 (2007-02-01), Sjoberg et al.
patent: 0322387 (1989-06-01), None

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