Floor nozzle for a vacuum cleaner
First Claim
Patent Images
1. A floor nozzle for a vacuum cleaner, comprising:
- a wheeled central housing which contacts a floor surface to be cleaned;
a left nozzle head movably secured to said central housing; and
a right nozzle head movably secured to said central housing, wherein a portion of said left nozzle head and a portion of said right nozzle head extend into said central housing and both move around a common vertical axis passing through said central housing.
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Accused Products
Abstract
A floor nozzle for a vacuum cleaner includes a central housing. A left nozzle head is movably secured to the central housing. A right nozzle head is movably secured to the central housing, wherein a portion of the left nozzle head and a portion of the right nozzle head extend into the central housing and move around a vertical axis passing through the central housing.
36 Citations
28 Claims
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1. A floor nozzle for a vacuum cleaner, comprising:
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a wheeled central housing which contacts a floor surface to be cleaned;
a left nozzle head movably secured to said central housing; and
a right nozzle head movably secured to said central housing, wherein a portion of said left nozzle head and a portion of said right nozzle head extend into said central housing and both move around a common vertical axis passing through said central housing. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
said right nozzle head includes a dirt path ring, wherein said left nozzle dirt path ring and said right nozzle dirt path ring are mounted to said central housing and cooperate to define a dirt path.
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3. The floor nozzle of claim 2, wherein said left nozzle head includes a suction inlet;
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said right nozzle head includes a suction inlet, wherein said suction inlet of said left nozzle head and said suction inlet of said right nozzle head are in fluid communication with said dirt path.
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4. The floor nozzle of claim 2, wherein said left nozzle head and said right nozzle head independently pivot about an axis of said central dirt path.
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5. The floor nozzle of claim 1, further comprising a biasing member for biasing said left nozzle head and said right nozzle head into one end position in relation to said central housing.
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6. The floor nozzle of claim 5, wherein said left nozzle head and said right nozzle head independently rotate throughout a range defined by an extended position and a retracted position of said left and right nozzle heads in relation to said central housing.
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7. The floor nozzle of claim 1, wherein the housing includes first and second rear wheels.
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8. The floor nozzle of claim 1, wherein the left nozzle head includes a first forward wheel and the right nozzle head includes a second forward wheel.
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9. A floor nozzle for a vacuum cleaner, comprising:
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a central housing;
a left nozzle head rotatably secured to said central housing and having a portion mounted in said central housing;
a right nozzle head rotatably secured to said central housing and having a portion mounted in said central housing;
a dirt path extending through said central housing and communicating with said left and right nozzle heads;
a wheel mounted to each of said left and right nozzle heads to provide mobility along an associated surface to be cleaned; and
a biasing member for urging said left and right nozzle heads into one end position in relation to said central housing. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
said right nozzle head includes a suction inlet, wherein said suction inlet of said left nozzle head and said suction inlet of said right nozzle head are in fluid communication with said dirt path.
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13. The floor nozzle for a vacuum cleaner of claim 9, wherein said left nozzle head and right nozzle head independently rotate about a pivot axis extending through said central housing.
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14. The floor nozzle of claim 9, wherein said left nozzle head includes at least one dirt path ring;
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said right nozzle head includes at least one dirt path ring, wherein said at least one left nozzle dirt path ring and said at least one right nozzle dirt path ring define a portion of said dirt path.
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15. The floor nozzle of claim 14, wherein said left nozzle head and said right nozzle head independently rotate about a pivot axis extending through said central housing in a range defined by an extended position and a retracted position of said left and right nozzle heads in relation to said central housing.
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16. The floor nozzle of claim 14, wherein said left nozzle head includes a suction inlet;
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said right nozzle head includes a suction inlet, wherein said suction inlet of said left nozzle head and said suction inlet of said right nozzle head are in fluid communication with said dirt path.
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17. A floor nozzle for a vacuum cleaner, comprising:
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a base plate;
a top cover connected to said base plate;
a left nozzle head including at least one central dirt path ring, wherein said at least one left nozzle central dirt path ring is rotatably secured between said base plate and said top cover;
a right nozzle head including at least one central dirt path ring, wherein said at least one right nozzle central dirt path ring is rotatably secured between said base plate and said top cover; and
said at least one left nozzle central dirt path ring and said at least one right nozzle central dirt path ring are vertically aligned and define a central dirt path. - View Dependent Claims (18, 19, 20, 21, 22, 23)
said base plate including a distal end, wherein said at least one left nozzle central dirt path ring and said at least one right nozzle central dirt path ring are rotatably secured between said distal end of said base plate and said distal end of said dirt path bottom cover.
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19. The floor nozzle of claim 18, wherein said left nozzle head includes a suction inlet;
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said right nozzle head includes a suction inlet, wherein said suction inlet of said left nozzle head and said suction inlet of said right nozzle head are in fluid communication with said central dirt path.
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20. The floor nozzle of claim 17, wherein said base plate includes a left guide post and a right guide post;
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said left nozzle head defines a slot including a first end and a second end, wherein said left guide post engages said left nozzle slot; and
said right nozzle head defines a slot including a first end and a second end, wherein said right guide post engages said right nozzle slot.
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21. The floor nozzle of claim 20, wherein said left nozzle head defines an extended position when said left guide post contacts a wall of said first end of said slot defined in said left node head;
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said right nozzle head defines an extended position when said right guide post contacts a wall of said first end of said slot defined in said right nozzle head.
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22. The floor nozzle of claim 21, wherein said left nozzle head defines a retracted position when said left guide post contacts a wall of said second end of said slot defined in said left nozzle head;
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said right nozzle head defines a retracted position when said right guide post contacts a wall of said second end of said slot defined in said right nozzle head.
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23. The nozzle of claim 22, wherein said left nozzle head and said right nozzle head independently rotate throughout a range defined by said extended position and said retracted position.
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24. A vacuum cleaner, comprising:
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a nozzle head including a first section and a second section, said second section being pivotable around a vertical axis in relation to said first section;
a main handle;
a housing connected on a first end to said nozzle head and on a second end to said main handle such that said housing is located intermediate the nozzle head and the main handle;
said housing defining at least one chamber and at least one cavity;
a motor assembly disposed in said at least one chamber; and
a filter assembly disposed in said at least one cavity. - View Dependent Claims (25, 26, 27)
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28. A vacuum cleaner, comprising:
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a floor nozzle including a first nozzle head, a second nozzle head, and a base plate which contacts an associated floor surface at a location rearward of the first and second nozzle heads, said first and second nozzle heads being connected to said base plate, said base plate defining a vertical pivot axis, said second nozzle head being pivotable around the vertical pivot in relation to said first nozzle head;
a housing pivotally connected to said floor nozzle;
said housing defining a least one chamber and at least one cavity;
a motor assembly disposed in said at least one chamber; and
a filter assembly disposed in said at least one cavity.
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Specification