| 摘要 |
PROBLEM TO BE SOLVED: To provide an opening/closing device capable of smoothly opening/closing a glass sash. SOLUTION: One end parts of arms 13a, 13b is turnably connected to hangers 12 of a second glass sash 9 arranged on the same plane as a first glass sash 8 in the closed state, and the other end part of the arms is turnably connected to runner 14 movable along a second guide groove 6. One end part of each arm is protrusively provided with a guide pin 20, and the guide pin of the door stop side arm 13a is inserted in an inclined guide groove 22 with one end facing the second guide groove and with the other end facing a third guide groove. A lever 24 is inserted in a guide hole 23 formed in an upper frame, and an opening/closing operating mechanism 30 is operated by the swing of the lever to swing the one end part of the meeting side arm 13b toward the outdoor side. In the state of the guide pin facing the third guide groove, the second glass sash is moved toward the first glass sash, and the first glass sash and the second glass sash are longitudinally shifted in position to make the respective glass sashes openable/closable. COPYRIGHT: (C)2006,JPO&NCIPI
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