Patent ID: 6915996

Claim:
A pivotal shaft assembly for plane displays, comprising: a bottom plate; a fixing member, being mounted at a front side of said bottom plate and composed of a support base and a positioning ball disposed at the front side of said support base; and a rotational member, having two extension rods extended from a rear side of a connecting cover plate, each extension rod at one end having a connecting end and a corresponding axial hole thereon along an axial direction, and two inner sides of said connecting ends clamping said positioning ball by pressing on a pressing rings each having an inner side curve groove corresponding to the curvature of said positioning ball, and two adjusting members of said extension rod passing through said axial hole of said connecting ends to support said pressing ring, such that said positioning ball being clamped securely on opposing sides and capable of moving along a surface to provide a multi-directional adjustment.