Core chuck

Details Core chuck Core chuck

1974-12-12

1976-11-23

Simpson, Othell M.

Chucks or sockets

Expanding

Collet type

242 682, 242 721, B23B 3140, B65H 1702

Patent

active

039933172

ABSTRACT:
A core chuck comprising radially movable exterior jaw members, means operative in response to a relative rotation between the jaw members and those means to apply a radially outward force to the jaw members, and biasing means for urging the jaw members toward a predetermined radial position. The biasing means comprise a band spring disposed in axially aligned recesses in surfaces of the jaw members, at least one of the recesses being provided with spring retainer means preventing removal of the spring from the recess in a radial direction.

REFERENCES:
patent: 842862 (1907-02-01), Crane
patent: 1901226 (1933-03-01), Carter
patent: 1909323 (1933-05-01), Warren
patent: 2075192 (1937-03-01), George
patent: 2352580 (1944-06-01), Wettengel
patent: 2765175 (1956-10-01), Parker et al.
patent: 3355121 (1967-11-01), Wright
patent: 3658274 (1972-04-01), Adair
patent: 3868067 (1975-02-01), Cadillon

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