- 专利标题: Dunnage conversion machine, method, and product with a polygonal cross-section
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申请号: US17442578申请日: 2020-03-12
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公开(公告)号: US12036762B2公开(公告)日: 2024-07-16
- 发明人: Robert C. Cheich , Dennis J. Wagner
- 申请人: Ranpak Corp.
- 申请人地址: US OH Concord Township
- 专利权人: Ranpak Corp.
- 当前专利权人: Ranpak Corp.
- 当前专利权人地址: US OH Concord Township
- 代理机构: Renner, Otto, Boisselle & Sklar, LLP
- 国际申请: PCT/US2020/022279 2020.03.12
- 国际公布: WO2020/205193A 2020.10.08
- 进入国家日期: 2021-09-23
- 主分类号: B31D5/00
- IPC分类号: B31D5/00 ; B65D81/05
摘要:
A machine for converting a sheet material into a relatively less dense dunnage product includes a forming assembly and a feeding assembly downstream of the forming assembly. The forming assembly is configured to form the sheet material into a tubular shape with lateral edges of the sheet material adjacent one another. A deflector at a downstream end of the forming assembly is configured to engage the lateral edges of the sheet material and to urge the lateral edges into an interior of the tubular shape. This juxtaposes lateral edge portions of the sheet material adjacent the respective lateral edges. A forming channel at a downstream end of the forming assembly faces the deflector to receive the lateral edge portions and shape them into a tab. Finally, the feeding assembly includes rotating connecting members that engage and connect the overlapping lateral edge portions of the sheet material forming the tab.
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