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US 12,653,362 B2Granted
Evacuation station for a mobile floor cleaning robot
AssigneeOmachron Intellectual Property Inc.
InventorWayne Ernest Conrad
Life of this patent
Estimating the term…
Abstract
An evacuation station for a surface cleaning apparatus comprises a stationary base portion and an removable portion comprising an air treatment assembly that is moveably mounted to the stationary base portion. A pre-motor filter is exposed when the removably portion is removed from the stationary portion.
Claims20
An evacuation station for a surface cleaning apparatus, the evacuation station comprising:
- a) an air flow path extending from an evacuation station air inlet to an evacuation station air outlet;
- b) a stationary base portion comprising a pre-motor filter chamber in which a pre-motor filter is removably receivable;
- and,
- c) a removable portion that is moveable from an in-use position in which the removable portion is mounted to the stationary base portion to a removed position in which the removable portion is removed from the stationary base portion, the removable portion comprising an air treatment assembly comprising an air treatment member, the air treatment member is positioned upstream of the pre-motor filter when the removable portion is in the in use position,
- wherein, the pre-motor filter is exposed when the removable portion is removed from the stationary base portion.
2 more elements
An evacuation station for a surface cleaning apparatus, the evacuation station comprising:
- a) an air flow path extending from an evacuation station air inlet to an evacuation station air outlet;
- b) a stationary base portion comprising a pre-motor filter chamber in which a pre-motor filter is removably receivable;
- and,
- c) a removable portion that is moveable from an in-use position in which the removable portion is mounted to the stationary base portion to a removed position in which the removable portion is removed from the stationary base portion, the removable portion comprising an air treatment assembly comprising an air treatment member, the air treatment member is positioned upstream of the pre-motor filter when the removable portion is in the in use position,
- wherein, the pre-motor filter is removable upwardly when the removable portion is removed from the stationary base portion.
2 more elements
An evacuation station for a surface cleaning apparatus, the evacuation station comprising:
- a) an air flow path extending from an evacuation station air inlet to an evacuation station air outlet;
- b) a stationary base portion comprising a pre-motor filter chamber in which a pre-motor filter is removably receivable;
- and,
- c) a removable portion that is moveable from an in-use position in which the removable portion is mounted to the stationary base portion to a removed position in which the removable portion is removed from the stationary base portion, the removable portion comprising an air treatment assembly comprising an air treatment member, the air treatment member is positioned upstream of the pre-motor filter when the removable portion is in the in use position,
- wherein, the pre-motor filter comprises an annular filter media with a downstream interior air flow passage.
2 more elements
Dependencies are inferred from the claim text.