Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Andrew James Harding0
Timothy Donald Hayter0
David Kenneth Thomas0
Date of Patent
February 12, 2008
0Patent Application Number
105774300
Date Filed
October 28, 2004
0Patent Primary Examiner
Patent abstract
Transmission of power and/or signal across a machine tool spindle shank is disclosed. Contacts (340) on the shank are connectable to tracks (24/22) on the spindle (210). A circuit (e.g. FIG. 15) is used to determine the orientation of the contacts relative to the tracks when the shank is inserted in an unknown orientation into the spindle.
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