Patent ID: 9585535
Date: 2017-03-07
CPC Classifications: A47L

Claim:
1. A light-weight suction base unit for an upright cleaning apparatus that comprises: a suction base body; a wheel at least partially supporting the suction base body; an electric motor mounted within the suction base body such that a portion of the electric motor sits within an annular opening in the wheel; a left base support operatively associated with the suction base body, such that there is a first gap between a portion of the left base support and a portion of the suction base body; a right base support operatively associated with the suction base body, such that there is a second gap between a portion of the right base support and a portion of the suction base body; a brush roll cavity body operatively associated with the suction base body to form a brush roll cavity having a brush roll cavity intake and a brush roll cavity discharge opening, the brush roll cavity body having a first end and a second end, wherein a user is permitted to view a surface being cleaned through the first gap and the second gap, and at least one of the left base support and the right base support extends from the wheel to the first end of the brush roll cavity body; a brush roll mounted within the brush roll cavity; a brush roll gear operatively associated with the brush roll; a drive gear affixed to a rotating shaft of the electric motor; and a drive belt that runs from the drive gear attached to the electric motor to the brush roll gear to cause the brush roll to rotate, the drive belt resides outside of the suction base body and at least a portion of the drive belt is covered by the right base support; wherein the wheel is interposed between the suction base body and the at least one of the left base support and the right base support.