CLAMPING APPARATUS FOR CUTTING TOOL
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United States of America Patent
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Issued Date -
Sep 11, 2014
app pub date -
Mar 4, 2014
filing date -
Mar 7, 2013
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A clamping apparatus includes a clamping member, a cylinder assembly and a transmission assembly. The cylinder assembly includes a cylinder, a sealing head and a limiting member. The sealing head defines a gas channel connected to the inner of the cylinder. The limiting member includes a limiting portion fixed to the cylinder, which includes an inner surface having a frustoconical shape. The clamping member is received in the limiting member, and includes a frustoconical shape clamping portion. The transmission assembly includes a piston shaft, a piston and an elastic member. The piston and the elastic member are both received in the cylinder. The elastic member is resisted between the piston and the limiting member. One end of the piston shaft away from the piston is connected to the clamping portion. The clamping member defines a clamp hole in middle.
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