Cyclonic tool

Gas separation – Combined or convertible

Reexamination Certificate

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Details

C055S346000, C055S428000, C055S459100, C451S087000, C451S088000, C451S453000, C451S456000

Reexamination Certificate

active

07611556

ABSTRACT:
A tool for shaping a material which, in use, generates dust. The tool (e.g., sander) has an outlet for discharging air and dust, a dust recovery chamber which is sealed during operation and at least one cyclone. The cyclone has an inlet port which is coupled to the outlet, an outlet port which communicates with the dust recovery chamber and an air vent from which cleaned air is expelled.

REFERENCES:
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patent: 5271751 (1993-12-01), Lägler
patent: 6238451 (2001-05-01), Conrad et al.
patent: 6833016 (2004-12-01), Witter
patent: 7282074 (2007-10-01), Witter
patent: 7323023 (2008-01-01), Michele et al.
patent: 2004/0231633 (2004-11-01), Uhl et al.
patent: 2006/0107633 (2006-05-01), Walker
patent: 2006/0107634 (2006-05-01), Ohlendorf
patent: 2008/0016830 (2008-01-01), Witter
patent: 19827173 (1999-12-01), None
patent: 1462179 (2004-09-01), None
patent: 2545749 (1984-11-01), None
patent: 10-277907 (1998-10-01), None
patent: 2004-106163 (2004-04-01), None

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