An Improved Work-holding Device to Permit of the Rapid Treatment of Workpieces on Several Faces.

摘要

12,652. Wolfensberger, F. Dec. 3, 1906, [date applied for under Patents Act, 1901]. Work-holders.-A work-holder for a drilling or other machine consists of two or more tables d, d1 rotatable about axes radiating symmetrically from a shaft b. Each table and the shaft b can be indexed by means of spring pins e, g and then secured by clamps h', h.