If pulley keyway length is less than this length, rework long key by removing one-half of excess length between pulley and end of key to maintain balance.

 
  • 如果滑轮键槽的长度短于键长的一半,为保持运转平衡,可通过加工缩短此键,除去的距离为键端超出滑轮键槽端长度的一半。
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