Document Type and Number:
Japanese Patent JPS5056699
Kind Code:
A
Abstract:
A clamping device having a hollow spindle screwable in a stationary vise part and a pressure rod axially slidable in the hollow spindle for exerting clamping pressure. A mechanical or hydraulic power amplifier is arranged in a cylindrical housing connected to the hollow spindle. The secondary or driven member of the power amplifier acts onto a pressure rod. The primary member of the power amplifier is acted upon by a driving element which itself is arranged in a compressed air cylinder adjoining the power amplifier housing. An additional mechanical or hydraulic power amplifier is arranged in the compressed air cylinder between the compressed air piston and the aforementioned primary member.
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Application Number:
JP10595174A
Publication Date:
May 17, 1975
Filing Date:
September 13, 1974
Export Citation:
International Classes:
B25B1/10; B25B1/24; B25B1/18; F16H25/18; (IPC1-7): B25B1/00