Vacuum cleaner device with a screw conveyor

Details Vacuum cleaner device with a screw conveyor Vacuum cleaner device with a screw conveyor

2007-02-06

2007-02-06

Snider, Theresa T. (Department: 1744)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C015S347000, C055S430000, C055S432000

Reexamination Certificate

active

10250982

ABSTRACT:
A device for a vacuum cleaner comprising a particle separator, which is provided with an inlet (11) for dust laden air, an outlet (16) for the separated particles, and an outlet (14) for cleaned air that is connected to a vacuum source (14). The particle outlet (16) is connected to a screw conveyor (18, 19), which is provided with an outlet part ending in a mainly closed collecting chamber (23) for the separated particles.

REFERENCES:
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patent: 4584004 (1986-04-01), Komatsu et al.
patent: 5030259 (1991-07-01), Bryant et al.
patent: 5697293 (1997-12-01), Mogenier
patent: 6110242 (2000-08-01), Young
patent: 6168641 (2001-01-01), Tuvin et al.
patent: 6290752 (2001-09-01), Koller et al.
patent: 2005/0125943 (2005-06-01), Sjoberg et al.
patent: 4-370030 (1992-12-01), None
patent: WO 00/49932 (2000-08-01), None

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