| 主权项 |
1. A neck rest apparatus comprising
a neck cushion rotatably attached to a mounting arm having an outside mounting arm surface, sector-shaped hinge elements, each having a spindle, wherein the hinge elements are arranged to be mounted towards each other so that the spindles cooperatively form a shaft, a T-shaped revolving element attached to the shaft, the revolving element includes a first sleeve coupled around the shaft and a second sleeve having an outside second sleeve surface and second sleeve inside portion and coupled with the first sleeve, wherein the second sleeve is arranged to hold the mounting arm, and the second sleeve includes threads on the outside second sleeve surface, a regulation sleeve surrounding and threaded onto the second sleeve, the regulation sleeve having a regulation sleeve inside portion; a transfer sleeve having a transfer sleeve outside surface and a transfer sleeve inside portion and being arranged inside the second sleeve and outside the mounting arm, wherein one end of the transfer sleeve abuts a flange on the regulation sleeve inside portion and the other end abuts a clamping sleeve which is clamped around the mounting arm, wherein the clamping sleeve is pressed onto the shaft formed by the spindles. |
