Patent ID: 7222390
Filing Date: 2007-05-29
Classification: A47L

Abstract:
1. A clutchless, direct drive, self-propelled vacuum cleaner comprising: a nozzle base having a suction inlet at least one support wheel located adjacent a rear end of said nozzle base; an upright housing pivotally mounted on said nozzle base; a suction source mounted to one of said nozzle base and said upright housing; a filter chamber located in one of said nozzle base and said upright housing; a drive motor mounted to one of said nozzle base and said upright housing, said drive motor having an output shaft; a geared transmission coupled to said output shaft of said motor, said transmission comprising a transmission housing for supporting said drive motor, positioned within one of said upright housing and said nozzle base; and a driven wheel coupled to said transmission, wherein said driven wheel is mounted to said nozzle base at a location forward of said at least one support wheel.