发明名称 Verfahren und Vorrichtung zur Herstellung von Jalousieblechen,insbesondere von Heizkoerperblechen
摘要 A sheet of metal from a coil is first passed through interlocking rollers with cutting teeth and then through a cross-cutting mechanism. Specifically the roller teeth are in a helical form, and are arranged so that they interlock. The louvres may be used for any kind of heat exchanger.
申请公布号 DE1912522(A1) 申请公布日期 1970.10.01
申请号 DE19691912522 申请日期 1969.03.12
申请人 BENTELER- WERKE AG 发明人 HEINZ MENNE,DIPL.-ING.;TIEMANN,HANS;HELMUT BENTELER,DR.-ING.H.C.
分类号 B21D53/02;B21D53/04 主分类号 B21D53/02
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