Finisher's mandrel

Details Finisher's mandrel Finisher's mandrel

1976-08-12

1978-08-15

Simpson, Othell M.

Chucks or sockets

Expanding

Collet type

82 44, 269 481, B23B 3140

Patent

active

041067843

ABSTRACT:
A mandrel for holding a generally tubular workpiece comprising a body section and a tubular member coupled to the body section. The tubular member is resiliently deformable in a radial direction. An expander is provided within the tubular member to resiliently deform the tubular member radially outwardly. A mounting sleeve having an axial slot therein is provided on the tubular member and is radially expandable by the tubular member. A finger ring or other tubular workpiece can be slipped over the mounting sleeve and firmly clamped in position by the radial expansion of the mounting sleeve.

REFERENCES:
patent: 389480 (1888-09-01), Massett
patent: 1323855 (1919-12-01), Goordman
patent: 2601419 (1952-06-01), Spahn
patent: 2704848 (1955-03-01), Straty
patent: 2707107 (1955-04-01), Tucker
patent: 2850287 (1958-09-01), Jackson
patent: 2929635 (1960-03-01), Czerenda
patent: 2935329 (1960-05-01), Hessler
patent: 2970842 (1961-02-01), Drew
patent: 3165279 (1965-01-01), Remington
patent: 3517939 (1970-06-01), Jaehn
patent: 3776562 (1973-12-01), Gross et al.

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