Chuck

Details Chuck Chuck

1990-11-09

1992-11-03

Schwartz, Larry I.

Chucks or sockets

Socket type

Loose jaws

279901, 279 467, 279 54, 279 51, B23B 3120

Patent

active

051601508

ABSTRACT:
A chuck for a machine tool is provided and includes a chuck body that is provided with a frusto-conical opening that has guide surfaces. A clamping head is adapted to be received in the opening of the chuck body, with the clamping head having an axially extending receiving opening for workpieces, cooperating with a drawing mechanism, and being provided with gripping jaws that have mating guide surfaces. The guide surfaces of the opening of the chuck body have a pressure connection with the mating guide surfaces of the gripping jaws. The clamping head is provided with radially oriented receiving opening for the gripping jaws, which are radially movable in the receiving openings. The gripping jaws each have a width that is less than an inner radius of the opening of the chuck body.

REFERENCES:
patent: 894387 (1908-07-01), Lester
patent: 1403415 (1922-01-01), Iggberg
patent: 2619357 (1952-11-01), Montgomery
patent: 2746758 (1956-05-01), Stoner et al.
patent: 4214766 (1980-07-01), Rall et al.
patent: 4856797 (1989-08-01), Rall
patent: 4858938 (1989-08-01), Terwilliger et al.
Frick, H., Lamellenspannzeuge, IN: Werkstatt und Betrieb; Feb. 1969, pp. 89-90.

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