Vacuum cleaner using a sheet filter

Details Vacuum cleaner using a sheet filter Vacuum cleaner using a sheet filter

1999-01-08

2000-10-03

Warden, Sr., Robert J.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15352, 55503, 55DIG3, A47L 910

Patent

active

061255017

ABSTRACT:
A vacuum cleaner includes a body having an inlet and an outlet and an internal path for air from the inlet to the outlet, a fan in the path, and an electric motor for driving the fan to create a flow of air along the path. The vacuum cleaner includes first and second apertured support members in the path at a position upstream of the fan for supporting a sheet of flexible filter material between them in a substantially fixed manner.

REFERENCES:
patent: 3111489 (1963-11-01), Getzin
patent: 3252580 (1966-05-01), Getzin
patent: 3950157 (1976-04-01), Matney
patent: 4099944 (1978-07-01), Davis
patent: 4213224 (1980-07-01), Miller
patent: 4342133 (1982-08-01), Minton
patent: 4460394 (1984-07-01), Wrightson
patent: 4577365 (1986-03-01), Yuen
patent: 5685894 (1997-11-01), Bowerman et al.
patent: 5938410 (1999-08-01), Lee

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