Method of an device for drape drawing a shadow mask and...

H - Electricity – 01 – J

Patent

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316/12

H01J 9/00 (2006.01) H01J 9/14 (2006.01)

Patent

CA 1057351

ABSTRACT: A method of drape drawing a shadow mask from a metal sheet in which during drape drawing the edges of the sheet which extend substantially in the direction in which the sheet has its largest tensile strength are given the opportunity of slipping out between the draw ring and the pressure ring. As a result of this, the sheet does not tear any more. - 11 -

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