US Patent 7571508 Portable cleaning device

This invention provides the web and/or dust cleaning. An improved portable cleaning device comprises a brush portion, including a telescopic portion and a cleaning brush, coupled with the cleaning device handle portion, including a handle, a power supply electrically connected to a reversible motor, providing reversible rotation of the brush portion during web and/or dust cleaning operation, a switching device for motor rotation direction control, and a power supply connecting elements. The motor axle is coupled by a connection block with the telescopic portion of the brush portion. Also, the rotation of the brush portion is provided by a mechanical power-driven device.