发明授权
- 专利标题: Packaging machine
- 专利标题(中): 包装机
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申请号: US3789746D申请日: 1972-07-17
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公开(公告)号: US3789746A公开(公告)日: 1974-02-05
- 发明人: PALSSON J , JERRE S , MARTENSSON K , LINDE B
- 申请人: TETRA PAK INT
- 专利权人: Tetra Pak Int
- 当前专利权人: Tetra Pak Int
- 优先权: SE386471 1971-03-25
- 主分类号: B29C65/10
- IPC分类号: B29C65/10 ; B29C65/78 ; B31B5/74 ; B65B3/02 ; B65B43/10 ; B65B51/20
摘要:
A packaging machine in which packages are erected on mandrels of a rotating wheel and the crease lines of the bottom elements of the packages are successively creased, heated, folded and sealed; the heating being carried out by a heated gas which is directed by deflector means against the thermoplastic lining of the package and into the corners of the erected package.