Electrical apparatus for cleaning surfaces by suction in dwelling premises

  • US 5,497,529 A
  • Filed: 07/13/1994
  • Issued: 03/12/1996
  • Est. Priority Date: 07/20/1993
  • Status: Expired due to Fees
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First Claim
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1. An electrical apparatus for cleaning surfaces by suction, in dwelling promises comprising a suction unit having:

  • a casing exhibiting at least one frontal section opening and delivery slits;

    at least one fan operatively housed in the casing;

    at last one electric driving motor for driving the fan, whereby an air stream admitted through the frontal suction opening and emitted through the delivery slits is produced;

    a collection container for receiving drawn-in material, which is removably engaged, at its one side, to the casing of the suction unit substantially in a sealing manner about said suction opening and is provided with an inlet opening onto a second side opposite with respect the first side engaged to the casing;

    at least one filtering element operatively interposed between said suction opening and the collection container for holding, at the inside of said container, solid matter taken in through said inlet;

    said apparatus further comprising;

    a support and movement platform carrying said suction unit;

    at least one storage battery accommodated in corresponding seats provided in the platform;

    power-driven movement means for moving said support platform and suction unit on a surface "S" to be cleaned;

    control means acting on the power-driven movement means for selectively causing forward and backward movements and stopping and steering actions of the support platform and the suction unit on the surface "S" to be cleaned,wherein said suction unit is removably housed in a first seat defined in said platform, first and second contact elements being respectively carried by the suction unit and the platform for detachably connecting the suction unit with said at least one storage battery when the suction unit is housed in said first seat.

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