Patent ID: 6244192
Filing Date: 2001-06-12
Classification: B23Q,G12B

Abstract:
An XY table comprising:an X-axis table movably supported on a base in the X-axis direction;a supporting member mounted on said X-axis table;a Y-axis table movably supported on the base in the Y-axis direction; anda top table which is engaged by said supporting member and movable in the X-axis direction in response to movement of said supporting member with respect to said supporting member along with movements of said X-axis table, said top table being also engaged by said Y-axis table and movable in the Y-axis direction with respect to said supporting member along with movements of said Y-axis table;wherein said XY table further comprises an armature of a linear motor attached on an X-axis base which movably supports said X-axis table, a movable element which is attached to the rear side of said X-axis table and is opposed to the armature of said linear motor, an armature of a linear motor attached to said Y-axis base which supports the Y-axis table, and a movable element which is attached to the rear side of said Y-axis table and is opposed to the armature of said linear motor.