Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Makoto Yoshida0
Date of Patent
February 3, 2009
Patent Application Number
11243601
Date Filed
October 5, 2005
Patent Primary Examiner
Patent abstract
A tool changer, used for exchanging tools between a tool magazine and a tool spindle of a machine tool, includes a tool-changing unit and a feed screw. The tool-changing unit has a rotating shaft with a changing arm attached to one end thereof and a rotating drive motor attached to the other end thereof. The feed screw has one end to which a drive motor is attached to cause the tool-changing unit to perform a feed operation of a tool and also perform detachment/attachment of the tool by utilizing the feed operation. Additionally, the feed screw is parallel to a rotational axis of the tool spindle positioned at a tool-changing position.
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