发明授权
- 专利标题: Process and apparatus for the production of a padding material and padding material produced with this process and apparatus
- 专利标题(中): 用该工艺和设备生产衬垫材料和衬垫材料的方法和设备
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申请号: US08872565申请日: 1997-06-10
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公开(公告)号: US06183586B2公开(公告)日: 2001-02-06
- 发明人: Peter Heidelberger
- 申请人: Peter Heidelberger
- 优先权: DE19624164 19960618
- 主分类号: B31F100
- IPC分类号: B31F100
摘要:
A process is for the production of a padding material (7) made from paper or similar flat structures that are folded together and are formed by tools. At least one intermediate layer (3, 4) is perhaps incorporated within a top layer (2) that is to be folded together. The top layer and the intermediate layer that may or may not be provided are formed along their narrow sides by at least one forming tool (10, 11) after the top layer has been folded together. An intermittent transport unit acts on the structure (1) that is still flat but has been folded together. This causes the structure to be formed longitudinally, in addition to the forming that is carried out by the forming tool (10, 11).
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