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Air-powered vacuum cleaner floor tool

  • US 4,300,262 A
  • Filed: 11/28/1979
  • Issued: 11/17/1981
  • Est. Priority Date: 11/28/1979
  • Status: Expired due to Term
First Claim
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1. An air-powered floor tool for a vacuum cleaner, said floor tool comprising:

  • (a) a housing having wheels mounted on the bottom thereof;

    (b) a rotary agitator means mounted on the bottom of said housing;

    (c) wand connector means mounted on the rear of said housing; and

    (d) an air-powered turbine motor having a turbine chamber and a rotor, mounted on said housing, said turbine chamber having an air inlet means and an air outlet means, wherein;

    (i) said air inlet means comprises a nozzle having an inlet opening in the bottom of said housing and an outlet opening in the turbine chamber of said air-powered motor; and

    (ii) said outlet means comprises a first portion including an outlet opening in said turbine chamber and a second portion aligned with said wand connector means, a first passage coupled to said outlet opening for carrying air therefrom in the direction of ejection from said turbine chamber and then turning the flow therethrough 90°

    , said first passage including said first portion of said outlet means, a second passage continuous with, and perpendicular to, said first passage for carrying the flow of air from said first passage and turning the flow of air therethrough 90°

    , said second passage including said second portion, the outlet of said second passage being coupled to said wand connector means, wherein the air from said turbine motor flows from said turbine motor in a first direction, is turned 90° and

    flows in a second direction perpendicular to said first direction, and is then turned another 90°

    such that it flows parallel to said first direction but is offset therefrom, into said wand coupling means.

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