Gas separation – Plural serial basically diverse separating media – Plural stages in unitary casing
Reexamination Certificate
2007-01-23
2007-01-23
Lawrence, Frank M. (Department: 1724)
Gas separation
Plural serial basically diverse separating media
Plural stages in unitary casing
C055S508000, C055SDIG030, C015S353000
Reexamination Certificate
active
10817597
ABSTRACT:
A vacuum cleaner is disclosed which comprises a body, fan means within the body for creating an airflow through the cleaner and a separation unit mounted to the body for separating dirt and dust from the airflow. The separation unit comprises a cyclone separator and a filter. The filter is removable from the separation unit when the separation unit is mounted to the body of the cleaner.
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European Search Report- Application Number EP 04 25 1834 in The Hague on Feb. 3, 2005.
Henderson Christopher Richard
Skinner Macleod Euan
Cook Alex McFarron Manzo Cummings & Mehler, Ltd.
Lawrence Frank M.
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