| 摘要 |
A device is provided for use in removing a first object from a second object, in which the first object is set fast, comprising a first manifold in which the first object is positioned, a second manifold in which the first object may be positioned with the second object pressed against the side of the second manifold furtherest from the first manifold, object securing apparatus secured to the first manifold on the side of the first manifold furtherest from the second manifold, first hydraulic apparatus operative to control the object securing apparatus, and second hydraulic apparatus comprising second pistons which extend through the first manifold and press against the object securing apparatus in order to vary the distance between the first manifold and the second manifold and to apply additional securing pressure on the object securing apparatus.
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