| 摘要 |
PURPOSE: A chain sprocket of an escalator type stirrer is provided to improve the convenience of a repair process by individually repairing only the damaged chain sprocket. CONSTITUTION: A chain sprocket(2) is composed of a first sprocket(21) and a second sprocket(21'). The first sprocket and the second sprocket are assembled on a chain rotation shaft(12). The first sprocket and the second sprocket are combined with fixing units(22) which are fitted and combined along the chain rotation shaft by using a plurality of bolts(23) and nuts(23').
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