Patent ID: 7337487
Filing Date: 2008-03-04
Classification: A46B,A47L,B08B

Abstract:
1. A pressure cleaner brush for washing surfaces, comprising: a body; a bladed impeller rotatably supported inside said body; a nozzle connected to said body for providing a jet of water adapted to rotate said impeller; at least one opening provided at said body; an epicyclic gear system, said gear system comprising a first gear with internal teeth, which is jointly connectable with said body; a second gear with external teeth, which is jointly connectable and coaxial with respect to said impeller; and at least one third gear with external teeth which is supported by a carrier that is associable with at least one rotating brush, said first and second gears meshing together by interposition of said at least one third gear; an annular support which is fixable to said body at an edge of said opening, said first gear being associated with said annular support; said carrier comprising a shaft, which is supported rotatably, at a first end thereof, by a hub of said annular support and, at a second end thereof, in a cavity formed in said body; said at least one rotating brush protrudes from said opening, said at least one rotating brush being coupled with said impeller by interposition of said epicyclic gear system; at least one tank for containing a detergent fluid, said tank being associated with said body, wherein said tank is formed by a compartment that is provided in said body, said compartment being accessible from the outside of said body and being provided with a closing cover, wherein said tank is provided with at least one passage defining an aperture adapted to allow flow of said detergent fluid to pass from said compartment toward said opening, and wherein said brush further comprises adjustment means, associated with a rotation of said cover, for adjusting opening and closing of the aperture of said at least one passage, and thereby closing at least partially said passage.