发明名称 Process for manufacturing objects by injection of synthetic material and machine for carrying out said process
摘要 This invention relates to a process for manufacturing, by injection of synthetic material, objects comprising a film forming an integral part thereof, by means of an injection machine incorporating a mould comprising a punch and a die, and at least one nozzle for injecting synthetic material, wherein a web of the film material is advanced step by step towards the mould and, after advance of said web by a step corresponding to a certain dimension of the film to be cut out, a film is cut out from said web in the desired format, with the result that the film cut out to the chosen format lies between the punch and the die at the instant when the mould is closed.
申请公布号 US4728477(A) 申请公布日期 1988.03.01
申请号 US19860885688 申请日期 1986.07.15
申请人 DROMIGNY, PIERRE 发明人 DROMIGNY, PIERRE
分类号 B29C43/36;B29C43/40;B29C45/14;B29C45/16;B29C45/17;B29C45/26;B29L9/00;B29L22/00;(IPC1-7):B29C43/22 主分类号 B29C43/36
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