Patent ID: 11858015
Assignee: nan
Field: Chemical engineering (Chemistry)
Classification: CPC B  E | IPC B  E

Claim 6:
7. The auto-feed pipe cleaner as claimed in claim 6, wherein the tube handle comprises a convex tube section disposed at one end of the tube handle, an outer sleeve disposed at an other end of the tube handle, and a via hole is located in the tube handle, the convex tube section is provided with a convex tube section slot and a block which is disposed opposite to the convex tube section slot on an outer side of the convex tube section, the convex tube section slot is provided for engaging and fixing the engaging convex body of the first feeder body, and the block is jammed and fixed in the slot of the second feeder body, the outer sleeve of the tube handle abuts on the round convex portion of the front cover, the via hole of the tube handle is inserted by the flange tube, and the plurality of convex strips of the flange tube contact with the via hole, and the flange tube of the wire drum is rotated in the via hole.