| 摘要 |
PROBLEM TO BE SOLVED: To provide an opening/closing system suitable for a plurality of inboard doors provided on an inboard passage. SOLUTION: The opening/closing system for the inboard door 4 opening/closing a partition wall 2 provided in the inboard passage 1, comprises an opening/closing cylinder 20 driving the inboard door 4 to open/close, an opening lock cylinder 30 locking the movement of the inboard door 4 at an opening position, a closing lock cylinder 40 fastening the inboard door 4 at a closing position, and bypass valves 65 to 69 short-circuiting each working pressure circuit of the opening/closing cylinder 20, the opening lock cylinder 30 and the closing lock cylinder 40. By closing the bypass valves 65 to 69, a control panel70 automatically expanding/contracting the opening/closing cylinder 20, the open lock cylinder 30, and the close lock cylinder 40 to open/close the inboard door 4. On the other hand, by opening the bypass valves 65 to 69, the opening/closing cylinder 20, the opening lock cylinder 30, and the closing lock cylinder 40 are manually expanded/contracted to open/close the inboard door 4. COPYRIGHT: (C)2006,JPO&NCIPI
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