Title:
CORE CHUCK
Document Type and Number:
Japanese Patent JPS5490453
Kind Code:
A
Abstract:
A core chuck comprising an interior member having a longitudinal axis and n exterior camming surfaces, n jaws each having an interior camming surface, and 2n rollers radially intermediate the jaws and the interior member. Each of the rollers engages a camming surface defined either by the interior member or by a jaw, each camming surface is convex relative to the axis, and a roller cage maintains the circumferential spacing of the rollers.
Inventors:
BURAIN POTSUTAA
Application Number:
JP15485178A
Publication Date:
July 18, 1979
Filing Date:
December 15, 1978
Export Citation:
Assignee:
DOUBLE E CO
International Classes:
B65H18/04; B65H75/24; (IPC1-7): B65H19/02