Patent ID: 7826234
Filing Date: 2010-11-02
Classification: G02B,G06F

Abstract:
1. A positioning structure, comprising: a first body comprising a guiding portion, a first connecting portion, a second connecting portion and a third connecting portion; and a second body movably switched from a first position to a second position with respect to the first body, comprising a first engaging portion, a second engaging portion and a third engaging portion, wherein the first engaging portion, the second engaging portion and the third engaging portion are engaged to the first connecting portion, the second connecting portion and the third connecting portion of the first body, respectively; when the first engaging portion of the second body located at the first position is engaged to the first connecting portion of the first body, the second body is provided with at least two degrees of freedom with respect to the first body, and when the first engaging portion of the second body, movably switched from the first position toward the second position and guided by the guiding portion of the first body, is positioned at the second position, the second connecting portion and the third connecting portion of the first body are positioned at the second engaging portion and the third engaging portion of the second body, respectively, and the second body is provided with zero degree of freedom with respect to the first body.