Chuck assembly

Chucks or sockets – Jaws mounted on flexible member; i.e. – diaphragm

Patent

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Details

279123, 279130, 279 405, B23B 3132

Patent

active

060895780

ABSTRACT:
A jaw assembly used with the rotary driving member of an air cylinder to process a workpiece, including a casing having a center through hole into which the rotary driving member of the air cylinder is inserted, a springy jaw holder covered on the casing, the springy jaw holder having two springy thinner areas and a rigid thicker area concentrically arranged around a center through hole thereof, a plurality of jaws and a pair of rails radially provided at an outer side, and a T-block moved in between the rails and fixed at the desired location to hold the jaws on the jaw holder, a socket mounted in between the casing and the springy jaw and coupled to the rotary driving member of the air cylinder, a plurality of counterweights mounted around the socket and connected between the casing and the jaw holder, the counterweights each having a plurality of through holes, and a plurality of axle bushes respectively mounted in the through holes at the counterweights and connected between the casing and the jaw holder by screws and nuts.

REFERENCES:
patent: 2389366 (1945-11-01), Jones
patent: 2460577 (1949-02-01), Hohwart et al.
patent: 2832601 (1958-04-01), Mann

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