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Publication of GB507117ApublicationCriticalpatent/GB507117A/en
507,117. BÒtteries; moulding. GRABEC, J., and LEDOFSKY, A. VON. May 9, 1938, No. 13825. [Class 53] [Also in Group V] The horizontal and vertical members c of a grid-like separator are of rounded or triangular section to provide line contact with the adjacent electrode. One side of the separator may be provided with ribs e and the separator may be of U- shape to enclose the electrode. The separator may be made of rubber or other mouldable substance and may be produced by passing a sheet of the substance between rollers shaped to produce a grid of the above form. The ribs e may be made by forming them separately in the form of a strip and feeding the strip between the rollers simultaneously with the separator sheet, one of the rollers having a groove corresponding to the cross-section of the strip.