| 摘要 |
The control device (20) comprises from a support spindle (14) a pair of freely rotating pulleys, the first pulley receiving the drum driving belt (17). The device comprises from a central sleeve three successive zones, the first zone corresponding to the driving belt receiving pulley and the second zone receiving the reel friction means (18). The intermediate zone between the pulleys has guiding and discharge means (21) able to receive the driving belt. |
