US2003221281A1PendingUtilityA1

Vacuum cleaner having a brush with a floor cloth

Priority: Jun 4, 2002Filed: Sep 13, 2002Published: Dec 4, 2003
Est. expiryJun 4, 2022(expired)· nominal 20-yr term from priority
Inventors:Jang-Keun Oh
A47L 9/0472A47L 5/362A47L 9/0416A47L 9/0433
43
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Claims

Abstract

A brush for a vacuum cleaner having floor cloth capable of rotating the rotating body to which the floor cloth is attached using a turbine driven by the air sucked in without using any additional power source. The brush for the vacuum cleaner of the present invention comprises a brush case, a driving means disposed inside the brush case and driven by kinetic energy of the external air being sucked inside, a power transferring gear disposed at both sides of the driving means and orthogonally transferring rotary power received from the driving means, and a rotating body connected with the power transferring gear having rotating floor cloth attached.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
         1 . A brush for a vacuum cleaner having an attached floor cloth, the brush comprising: 
 a brush case;    a driving means disposed inside the brush case and driven by the kinetic energy of the external air being sucked inside;    a power transferring gear disposed at both sides of the driving means and orthogonally transferring rotary power received from the driving means; and    a rotating body connected with the power transferring gear having an attached floor cloth.    
     
     
         2 . The brush for the vacuum cleaner having an attached floor cloth as in  claim 1  wherein the driving means comprises a turbine.  
     
     
         3 . The brush for the vacuum cleaner having an attached floor cloth as in  claim 2  further comprising an air guide for intensively guiding the external air sucked into the brush in the direction of the turbine.

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