Removable dirt separation system for a vacuum cleaner

Details Removable dirt separation system for a vacuum cleaner Removable dirt separation system for a vacuum cleaner

2005-04-05

2005-04-05

Hopkins, Robert A. (Department: 1724)

Gas separation: processes

Filtering

C055S429000, C055S486000, C055S503000, C055SDIG003, C096S415000, C095S287000

Reexamination Certificate

active

06875255

ABSTRACT:
A removable dirt separation system for a vacuum cleaner is disclosed. The dirt separation system includes a dirt cup having a number of outer walls having a first portion defined by a filter assembly and a second portion with a first translucent panel to allow viewing material which accumulates within the dirt cup. The dirt cup further includes a top opening allow emptying of the dirt cup and an inlet in fluid communication with a suction nozzle of the vacuum cleaner. The dirt separation system further includes a lid for sealing the upper opening of the dirt cup. The dirt separation system yet further include a dirt duct for routing air which exits the filter assembly to an exit opening of the dirt separation system. A method of operating a removable dirt separation system for a vacuum cleaner is also disclosed.

REFERENCES:
patent: 1829582 (1931-10-01), Carson
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patent: 5829090 (1998-11-01), Melito et al.
patent: 6070291 (2000-06-01), Bair et al.
patent: 6598263 (2003-07-01), Boles et al.
patent: 20020073663 (2002-06-01), Sepke et al.

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