- 专利标题: Film transport device for a packaging machine for packaging with stretch film
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申请号: US16398275申请日: 2019-04-30
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公开(公告)号: US10737895B2公开(公告)日: 2020-08-11
- 发明人: Franz Heller , Sascha Kirsch
- 申请人: Bizerba SE & Co. KG
- 申请人地址: DE Balingen
- 专利权人: BIZERBA SE & CO. KG
- 当前专利权人: BIZERBA SE & CO. KG
- 当前专利权人地址: DE Balingen
- 代理机构: Leydig, Voit & Mayer Ltd.
- 优先权: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@4a11211f
- 主分类号: B65H20/06
- IPC分类号: B65H20/06 ; B65B41/12 ; B65B11/54
摘要:
A film transport device for transporting a stretchable film includes: at least one belt conveyor, the belt conveyor having two opposing transport belts for transporting the film and a first and a second deflection roller, each of which guides one of the transport belts in continuous circulation and is arranged at an end in a respective transport belt. An end portion of the first deflection roller projects past an associated transport belt, the first deflection roller having a first transport ring at the end portion along its periphery. An end portion of the second deflection roller projects past an associated transport belt, the second deflection roller at the end portion along its periphery having a second transport ring. A first contact surface of the first transport ring extends with mechanical friction along a circumference of the first deflection roller.
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