发明名称 INDRETNING TIL FORSEGLING AF FYLDTE BEHOLDERE
摘要 1. Device for sealing a lid upon filled vessels, both being of synthetic plastics or Al-synthetic plastics composite foil, having a heatable sealing tool of a deformable pressure element and a pressure element of fixed form, one of which is of convex cross-section, the pressure elements being movable towards one another for the formation of a sealing seam in the lid and flange of the vessel, characterised in that the deformable pressure element (14) possesses a convex cross-section at least in one region and forms an abutment for the edge of the vessel (16).
申请公布号 DK156887(B) 申请公布日期 1989.10.16
申请号 DK19820004606 申请日期 1982.10.18
申请人 SCHWEIZERISCHE ALUMINIUM AG 发明人 FESTAG, WERNER;MUELLER, HANS-UELI
分类号 B29C65/00;B65B7/16;(IPC1-7):B29C65/18 主分类号 B29C65/00
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