Air flow passage for a vacuum cleaner
DCFirst Claim
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1. A vacuum cleaner comprising:
- (a) a cleaning head;
(b) at least one cyclone container having a wall having an inner surface, a bottom and a longitudinally extending axis;
(c) a fluid inlet to the at least one cyclone container; and
, (d) a fluid conduit integrally formed as part of the cyclone container, extending through the at least one cyclone container to an opening in the bottom of the at least one cyclone container and comprising an air exit for the at least one cyclone container.
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Abstract
A vacuum cleaner is provided having improved pressure loss characteristics. A fluid supply conduit in flow communication with an inlet to a cyclone is integrally formed as part of a cyclone bin. The present invention may be adapted for use with cyclonic separation devices of all types, including single- and multi-stage cyclonic separators.
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Citations
22 Claims
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1. A vacuum cleaner comprising:
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(a) a cleaning head;
(b) at least one cyclone container having a wall having an inner surface, a bottom and a longitudinally extending axis;
(c) a fluid inlet to the at least one cyclone container; and
,(d) a fluid conduit integrally formed as part of the cyclone container, extending through the at least one cyclone container to an opening in the bottom of the at least one cyclone container and comprising an air exit for the at least one cyclone container. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A vacuum cleaner comprising:
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(a) a cleaning head;
(b) at least one cyclone container having a wall having an inner surface and a longitudinally extending axis;
(c) a fluid inlet to the at least one cyclone container; and
,(d) a fluid conduit integrally formed as part of the at least one cyclone container and positioned exterior to the at least one cyclone container. - View Dependent Claims (13, 14, 15)
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16. A vacuum cleaner comprising:
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(a) a cleaning head;
(b) a cyclone container having a wall having an inner surface and a longitudinally extending axis;
(c) a fluid inlet to the at least one cyclone container; and
,(d) a fluid conduit extending through the cyclone container to an opening in the bottom of the cyclone container and comprises an air exit for the cyclone container. - View Dependent Claims (17, 18, 19, 20, 21, 22)
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Specification