| 摘要 |
PURPOSE: To clean a collecting hole by remote control from a ground. CONSTITUTION: A main body consists of a steel pipe 1, a pressure hole 2 is formed at an upper end, a washer 4, an elastic body 3, the washer and a clamping gear 6 are assembled at a right angle with the steel pipe 1 in the order on the side of a lower section, and a hollow bolt 5 is fitted to the centers of the washer, elastic body and clamping gear, and screwed and fixed into the steel pipe. An input gear 8 with a handle 7, an input-gear mounted steel pipe 22 and a chain 9 connecting the clamping gear 6 and the input gear 8 along the side face of the steel pipe are set up to the upper section of the steel pipe 1. |
