| 摘要 |
PURPOSE: A covered hinge is provided to prevent disassembling door hinges to increase security and improve the external appearance as being imbedded into a door. CONSTITUTION: The covered hinge contains; the first hinge(110) embedded into a door; the second hinge(120) embedded into a wall and matching the first hinge; the first connecting plate(130) whose one end is joined to the first hinge at one end and offers sliding motion and the other end is joined to the second hinge by a shaft connection; the second connecting plate(140) overlapping with the first connecting plate whose one end is joined to the second hinge and offers sliding movement and the other end is joined to the first hinge by a shaft connection; numbers of guide pins(131,141) and sliding grooves(112,122) assisting sliding movement; shaft holes(113,123) assisting the shaft connection; supporting grooves(114)124, keeping each one end of connecting plates toward sliding directions. |
