| 摘要 |
PROBLEM TO BE SOLVED: To completely close a sliding door without the sliding door bounding against a door frame to turn back even in the case of closing the sliding door with strong force. SOLUTION: A door frame 1 is provided with a sliding door 5 movably to open/close an opening part 3. One of the door frame 1 and sliding door 5 is provided with an engaging means 6, and the other is provided with an engaged means 9. The engaging means 6 is provided with a locking body with a fit-in part with which the engaged means 9 can be engaged; a holder 28 for holding the locking body 19 in an attitude changeable state between an engaging attitude of allowing the engaged part 9 to be engaged with the fit-in part, and a stand-by attitude of spacing the engaged means 9 from the fit-in part; a body 8 enclosing the holder 28; and a moving means connected to the holder 28. When the sliding door 5 is moved in an opening direction, the locking body 19 in the engaging attitude moves forward together with the holder 28 into the stand-by attitude, and when the sliding door 5 is moved in a closing direction, the locking body 19 in the stand-by attitude is put in the engaging attitude and moved relative to the body 8. |
