| 摘要 |
FIELD: wood working. ^ SUBSTANCE: device comprises driving shaft with ring chamfering, unmovable washer, and detachable washer. The detachable washer is provided with the rockers that have weights at their ends and are locked by means of springs. The detachable washer is made of a cylindrical sleeve and is interposed between the driving shaft and unmovable washer. The unmovable and detachable washers are provided with longitudinal grooves for receiving the rockers. ^ EFFECT: expanded functional capabilities. ^ 3 cl, 2 dwg |
