Patent ID: 8911187

Claim:
An apparatus for coping a workpiece, the apparatus comprising: (a) a table, the table comprising: (i) a first end; (ii) a second end; and (iii) a clamp adapted to securely hold the workpiece; (b) a housing, the housing being cylindrical and pivotally mounted to the second end, the housing comprising: (i) a aperture, the aperture aligned with the table second end; (c) a yoke assembly, the yoke assembly comprising: (i) a upper disc, the upper disc rotatably received in the housing and containing a first channel and a first channel aperture; (ii) a lower disc, the lower disc rotatably received in the housing opposite the upper disc and containing a second channel and second channel aperture, the second channel aperture aligned with the first channel aperture; (iii) a upper arm, the upper arm slidably received in the first channel and movable in a direction radial to the rotation of the upper and the lower disc, the upper arm containing a recess, the recess aligned with the first channel aperture; (iv) a lower arm, the lower arm slidably received in the second channel and movable in a direction radial to the rotation of the upper and the lower disc, the lower arm containing a tool aperture, the tool aperture aligned with the second channel aperture; (v) a connector, the connector attached to the upper arm and lower arm; and (vi) a handle, the handle attached to the connector; (d) a motor, the motor mounted to the lower arm and adapted to rotate a spindle; and (e) a tool mounted to the spindle, the tool protruding through the tool aperture, second channel aperture, first channel aperture, and received in the recess, whereby the tool copes the workpiece as a user moves the yoke assembly through an arc using the handle.