Cyclonic array such as for a vacuum cleaner
First Claim
Patent Images
1. A cyclonic cleaning unit comprising:
- a) a plurality of cyclones integrally molded, each cyclone having a cyclone body having an upper end, a lower end, a cyclone inlet, and a cyclone outlet, each cyclone inlet having a top;
b) a separately molded upper cover mounted at the upper ends; and
,c) a separately molded lower cover mounted on the lower endswherein the upper cover has a plurality of filler members and the filler members form part of the cyclone inlets.
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Abstract
A cyclonic cleaning stage for a, e.g., surface cleaning apparatus is provided. The cyclonic cleaning stage comprises a plurality of cyclones, which are integrally molded as a single body. Each cyclone has a cyclone body having an upper end, a lower end, a cyclone inlet, and a cyclone outlet. Each cyclone inlet has a top. A separately molded upper cover is mounted to the top of the single body at the upper ends. A separately molded lower cover is mounted on the single body at the lower ends of the cyclones.
152 Citations
21 Claims
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1. A cyclonic cleaning unit comprising:
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a) a plurality of cyclones integrally molded, each cyclone having a cyclone body having an upper end, a lower end, a cyclone inlet, and a cyclone outlet, each cyclone inlet having a top; b) a separately molded upper cover mounted at the upper ends; and
,c) a separately molded lower cover mounted on the lower ends wherein the upper cover has a plurality of filler members and the filler members form part of the cyclone inlets. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A surface cleaning apparatus comprising:
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a) a first cyclonic cleaning stage comprising plurality of cyclones integrally molded, each cyclone having an upper end, a lower end, a cyclone inlet, and a cyclone outlet, each cyclone inlet having a top; a separately molded upper cover mounted at the upper ends; and
,a separately molded lower cover mounted on the lower ends; b) a second cyclonic cleaning stage upstream of the first cyclonic cleaning stage, the second cyclonic cleaning stage having a cyclone outlet and the cyclone outlet is attached to the lower cover; c) a dirty air inlet upstream from the cyclonic cleaning stage; d) a clean air outlet downstream from the cyclonic cleaning stage e) an air flow passage extending from the dirty air inlet to the clean air outlet and including the cyclonic cleaning stage; and
,f) a suction motor. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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Specification