HTC Corporation 07/17/2017
23
HTC Confidential and Proprietary
Accessory:
Datum A is set to be the top surface of the ring feature around the 1/4” Bolt.
Datum B is set to be the intersection point between the centerline of 1/4” Screw and
Datum A.
Datum C is set to be the intersection point between the centerline of Stabilizing Pin
and Datum A.
The coordinate system is constructed by the Datum frame of Datum A, the line of
Datum B and Datum C, and Datum C itself.