Patent ID: 7694383

Claim:
A vacuum cleaning apparatus comprising: a vacuum cleaner base; a handle configured to be attached to the base; a nozzle configured to be rigidly and removably attached to the base by a user of the apparatus, for the user to move the nozzle along a floor by pushing the base by the handle as the base draws air through the nozzle to clean the floor; and a power head assembly including a power head having a brushroll and an electric motor that drives the brushroll, and further including a tube structure through which the power head is configured to be attached to the base, for the base to draw air through the power head and the tube structure to clean the floor as the power head is moved along the floor by the user pushing the tube structure; the nozzle and the tube structure configured to be interchangeably attached by the user to a front end of the base and blocked from being mounted on the base at the same time.