Edge cleaning system for vacuum cleaner

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction

Reexamination Certificate

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Details

C015S331000

Reexamination Certificate

active

07124467

ABSTRACT:
A vacuum cleaner is provided with a canister assembly and a nozzle assembly. The nozzle assembly includes both a main inlet and an edge cleaning inlet. A dirt container and a fan and motor assembly/suction generator are carried on either the nozzle assembly or the canister assembly. An airflow system conveys a vacuum airstream from the nozzle assembly to the dirt container. The airflow system includes a control valve, a first conduit between the main inlet and the control valve, a second conduit between the edge cleaning inlet and the control valve and a third conduit between the control valve and the dirt container.

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patent: 2004/0078922 (2004-04-01), Park
patent: 2 378 643 (2003-02-01), None

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