发明名称 Method and device for the production of protective sleeves for flexible magnetic storage disks
摘要 A blank (3) cut from foil material is delivered to a first of a plurality of take-up stations (2) which, by means of a mounting table (1) which is movable in rotational steps in a cyclic fashion, are brought one after the other to the equipment for thermal stabilisation and welding of the folded blank. The take-up stations are equipped in this arrangement with folding equipments (7-9) for the sections of a blank which are to be folded, said folding equipments having operating elements (11, 12) which run on control cams (14, 15) during the rotation of the mounting table, so that the blank is folded during one rotational step. <IMAGE>
申请公布号 DE3721535(A1) 申请公布日期 1988.02.04
申请号 DE19873721535 申请日期 1987.06.30
申请人 BASF AG 发明人 ZWINTZSCHER,KURT;GRUEHN,DIETRICH;LENZ,BERNHARD;FEHRENBACH,HUBERT
分类号 B31B41/00 主分类号 B31B41/00
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