发明名称 Bushing system for live roller conveyor
摘要 The invention provides an improved live roller conveyor system for preventing damage to conveyed cases of goods when stopped upon live rollers. In an embodiment of the invention, a live roller comprises a drive shaft with a plurality of roller members rotatably affixed thereto. One or more bushings are provided between an inner surface of each roller member and an outer surface of said drive shaft. When a conveyed case is stopped along the conveyor, for example, during case layer formation for loading onto a pallet, the rollers underneath the case stop rotating relative to the drive shaft due to slippage between the bushings and drive shaft.
申请公布号 US6935486(B2) 申请公布日期 2005.08.30
申请号 US20020228961 申请日期 2002.08.28
申请人 PRODUCTION AUTOMATION, INC. 发明人 DAVIS O'NEAL WRIGHT
分类号 B65G13/071;B65G39/04;B65G47/26;(IPC1-7):B65G13/06 主分类号 B65G13/071
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