| 摘要 |
A hinge is provided which includes a frame-side base member 41 adapted to be attached to an open frame 10 and a door-side base member 42 adapted to be attached to a door 20. The frame-side base member 41 is connected to a first plate 31 and the door-side base member 42 is connected to a second plate 32 which is hinge connected to the first plate 31, for holding the door 20 so as to be capable of rotating. The second plate 32 is separable from the door-side base member 42. The door-side base member 42 is shaped to be symmetrical about the vertical center line of the door edge, and is imbedded in the edge of the door 20 without any protrusions from the door 20. Further, the door-side base member 42 is provided with a slit 44 which penetrates the member 42 in the width direction of the door 20 and into which the second plate 32 can be inserted from both the front and back sides of the door 20. There is also provided a lock apparatus to lock the second plate 32 inserted into the slit 44. |
