1459982367-ba975b0f-3a6b-46b1-b18b-f868d66a457c

A suction head for a vacuum cleaning devices comprising an electrically operated brush roller and a lighting system for illuminating the working field. The selectable torque transfer devices are engaged singly or in combinations of two or three to yield an EVT with a continuously variable range of speeds and up to three mechanically fixed forward speed ratios. The packaging pouch is rectangular in use. A first control gate overlies the first channel. One improved dimensional control includes thickness.