Patent ID: 7797851

Claim:
A shape measurement device probe comprising: a measuring surface contacting unit including an arm and a stylus, the stylus being arranged at a distal end of the arm and contacting a surface to be measured of a measuring object; an attachment member for attaching the measuring surface contacting unit to the shape measurement device; a connecting mechanism including a supporting point member arranged in the measuring surface contacting unit and a mounting platform fixed to the attachment member and to be mounted with the supporting point member, for connecting the measuring surface contacting unit and the attachment member in a swinging manner with the supporting point member as a supporting point; and a biasing mechanism including a movable side member arranged on the measuring surface contacting unit and a fixed side member arranged on the attachment member, the movable side member and the fixed side member being arranged to face each other in a vertical direction and configured to generate magnetic attraction force in a non-contacting state, the biasing mechanism biasing the measuring surface contacting unit such that the arm is directed in the vertical direction by the magnetic attraction force.