| 摘要 |
PCT No. PCT/CH93/00172 Sec. 371 Date Mar. 4, 1994 Sec. 102(e) Date Mar. 4, 1994 PCT Filed Jul. 5, 1993 PCT Pub. No. WO94/01242 PCT Pub. Date Jan. 20, 1994.An adapter for use with clamping devices for clamping workpieces on perforated screen plates of machine tools. The adapter has a plurality of building block-like elements. One such element, a base plate, has at least two bores for fastening the base plate to the perforated screen plate. A T-groove in the base plate receives a transverse sliding element. A T-groove in the transverse sliding element receives a base of a longitudinal sliding element. A building block element rests on the base plate. A securing mechanism secures the building block-like elements with respect to each other.
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