Method for the manufacture of separator plates for

专利名称：Method for the manufacture of separator

plates for electric storage batteries

发明人：GROZINGER ALFRED申请号：US11813449申请日：19490927公开号：US2582777A公开日：19520115

摘要：658,386. Storage battery separators. BOSCH GES., R. Sept. 23, 1949, No. 24429.Convention date, Oct. 1, 1948. [Class 53] A separator is made from a sheet of syntheticresin or similar material which is provided with a series of slits and then heated andstretched to convert the slits into openings. The separator may be corrugated after orsimultaneously with the stretching operation. Fig. 2 shows an apparatus for slitting,warming, stretching and corrugating a band of material 1 which is drawn from a roll 2between roller tools 4 which form rows of slits in the band which is then passed betweenelectric heaters 7. The heated band is then passed between ribbed rollers 8 which have agreater peripheral speed than the rollers 4 so that the band is stretched to open theslits and is corrugated at the same time.

申请人：ROBERT BOSCH G.M.B.H.

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