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Expired
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Francis Chalmers
George Sonnenthal
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Publication of GB190611417ApublicationCriticalpatent/GB190611417A/en
11,417. Chalmers, F., and Sonnenthal, G. May 16. Tool-holders.-In a turret tool-holder, tools C are mounted in sockets B carried by a spindle B<3> held in a piece A by a nut B'. A portion of the spindle is formed with ratchet teeth B<5> corresponding to the number of tools, and engaged by a pawl A<2>. A modification is described in which a number of holes are formed'in the spindle in one of which a plug is inserted to hold the tools in position, instead of using the ratchet mechanism.
GB190611417D1906-05-161906-05-16Improved Tool Holder for Turning Lathes and the like.
ExpiredGB190611417A
(en)