| 摘要 |
PROBLEM TO BE SOLVED: To prevent rattling by regulating the movement of a door, when the door is in a closing posture and an opening posture.SOLUTION: A cabin frame 4 is formed so as to have a ceiling frame 2 in an upper part and a door opening frame 3 in a front part. A door 5 made from transparent material is provided in the door opening frame 3 so as to open/close. A door opening/closing mechanism is provided for supporting the door 5 from the door opening frame 3 to the ceiling frame 2 so that the door 5 can change the posture by moving backward and upward from the closing posture A turning a front surface forward to the opening posture B turning the front surface upward. A locking means 7 regulating the movement of the door 5 when the door 5 is in the closing posture A and the opening posture B is provided on an upper part of the door 5. The door 5 is provided with a first releasing means 8 for releasing the locking means 7. The first releasing means 8 is equipped with inner and outer operating members 9F, 9R enabling releasing operation from the inside and outside of the door 5. |
