DUST AND ALLERGEN CONTROL FOR SURFACE CLEANING APPARATUS
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United States of America Patent
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Issued Date -
May 11, 2023
app pub date -
Jan 3, 2023
filing date -
Dec 28, 2016
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Abstract
A system comprising a vacuum cleaner and an apparatus for receiving dirt from a dirt collection region of the vacuum cleaner. The apparatus has an air flow passage from an inlet port to a clean air outlet, wherein the dirt collection region of the vacuum cleaner is positionable in air flow communication with the inlet port. The apparatus also has an air treatment member positioned in the air flow passage downstream from the inlet port wherein the air treatment member comprises an apparatus dirt collection region. When the apparatus is standing on the floor, the apparatus has an upper end which has the inlet port, and the dirt collection region of the vacuum cleaner is moved in a downward direction to an emptying position in which the dirt collection region of the vacuum cleaner is in air flow communication with the inlet port.
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