| 摘要 |
FIELD: metal working. ^ SUBSTANCE: shears comprise bed frame, unmovable top knife beam, bottom knife beam mounted for permitting movement in the guide of the bed frame actuated by the hydraulic cylinders, and mechanism for stabilizing position of the movable knife beam made of a shaft mounted on the bed and provided with levers pivotally connected with the movable knife beam through chuckles. ^ EFFECT: simplified structure. ^ 1 dwg |
