| 摘要 |
PURPOSE: A wing door opening position maintaining device of a revolving door is provided to open the wing door hinged to a showcase frame in a stop position equipped as a multi-stage while opening at a certain degree and to prevent the wing door from shacking caused by wind. CONSTITUTION: A glass wall(2) mounted by plural pillars(1) installs a revolution door(10) composed of a showcase door(11) and plural wing doors(12) to rotate on a door shaft(13). The showcase door contains a space part(11b) placing flowerpots, etc. by being combined through plural curved members(11a). The wing door is hinged to a frame of the showcase door to be foldable by a hinge. A wing door opening position maintaining device includes a wind pressure sensor(30) and a lock(40) to fasten the wing door. Moreover, a wing door opening position maintaining instrument is mounted on a revolution door to fix the wind door as a multi-staged opening position. |
