Vacuum cleaner
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United States of America Patent
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Feb 24, 2015
Grant Date -
Aug 30, 2012
app pub date -
Nov 4, 2010
filing date -
Nov 6, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A vacuum cleaner including a suction port body, a motor-driven blower, and a cyclone part that is disposed between the suction port body and the motor-driven blower and is provided with an inflow port, a swirl chamber, and a discharge port body. The side surface of the discharge port body is composed of a cylindrical mesh and a conical mesh. The side wall of the swirl chamber is composed of a cylindrical part and a conical part. The vacuum cleaner further includes a zero-order opening formed by opening a part of the cylindrical part, a first-order opening formed by opening a part of the conical part, a zero-order dust case communicating with the swirl chamber via the zero-order opening, and a first-order dust case communicating with the swirl chamber via the first-order opening.
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