Expandable shaft

Details Expandable shaft Expandable shaft

B - Operations, Transporting

23

B

29/20, 242/74.1

B23B 31/40 (2006.01) B23B 31/30 (2006.01) B65H 75/24 (2006.01)

Patent

CA 1061765

ABSTRACT OF THE DISCLOSURE An expandable shaft for the mounting of cores, working tools, and the like comprising a perforated metal shell with an internal elastomeric liner positioned therein and in intimate contact with the interior thereof, portions of the liner extending into the shell perforations and extending to the outer surface of the shell to provide a smooth surface therewith. Both the liner and shell are expandable upon the generation of internal pressure for a combined engagement with and frictional locking of a working tool or the like mounted thereon.

303745

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