| 摘要 |
A hinge having two leaves with a pin integral with the inner leaf, the hinge leaves having coacting semicylindrical segments nested so as to permit 180 DEG rotation of said inner leaf relative to the outer leaf with contiguous arcuate faces of the segments being in engagement only during initial opening and final closing movements of the hinge, and said outer segment having means for engagement with the hinge pin throughout relative movement of said segments and means for engagement with the external arcuate face of the inner segment initial closing and final opening movements of the hinge.
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