(57) Abstract Constitution On carriage rail 5 in run possible runner 6, kateAccording to the opening and closing direction of n the Interpolation the time which supports the wire 2 which passesProviding revolution unrestricted sheave 25, it becomes. Advantages At the time of opening and closing operation of curtain wire 2 runner 6When inside run, with the run of wire 2 as for sheave 25It means to turn. Depending, wire 2 and sheave 25It rolls and because it becomes contact, Sliding connection run sound of wire 2 is generatedThere are no times when it does, at the same time in wire 2 and sheave 25 wearThere are no times when it occurs. Therefore, at the time of curtain opening and closing operationIt is superior in silent Characteristic, it means to be superior in endurance.
展开▼
