| 摘要 |
<p>The press (10) has hub and spacers elements (20) between lower and upper bands (12, 14) for adjusting distance between the bands. Each element has a hydraulic device with a hydraulic cylinder and hydraulic piston. A piston rod with a catch is arranged at each piston. A spacer unit is inserted between each cylinder and catch. Height of each spacer unit is continuously changeable with respect to the cylinder. Each spacer unit is supported indirectly or directly to the cylinder and the catch is supported to a contact surface of the spacer unit in an operating position.</p> |
