发明名称 Carton flap folding apparatus
摘要 Flap folding plates are provided for use with a carton taping machine, the plates normally being disposed in upright orientation and maintained such by bias applied thereto. Further the plates are arranged so that the top corner structure at the sides of the carton strike the plates to cause the plates to pivot rearwardly in folding movement against the carton side flaps thereby absorbing at the said corner structures the force that might otherwise be transmitted to the front edges of the upright side flaps which could result in tearing or ripping of the side flaps where said flaps are joined to associated side walls.
申请公布号 US4955177(A) 申请公布日期 1990.09.11
申请号 US19890428346 申请日期 1989.10.27
申请人 THE LOVESHAW CORPORATION 发明人 LERNER, JOSEPH S.;KRUKAS, DAVID
分类号 B65B7/20 主分类号 B65B7/20
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