Patent ID: 9114464
Filing Date: 2015-08-25
Classification: B23D,B26D

Abstract:
1. A fixture for cutting thin substrates with a blade comprising: a thin substrate clamp; and a blade holder assembly disposed over the thin substrate clamp, the blade holder assembly having first and second sheets establishing a central open area over the thin substrate clamp and having inwardly facing blade guide members with slots formed therebetween surrounding the open area, opposed slots accommodating blades in selected planes perpendicular to a top surface of the first and second sheets, wherein first and second sheets have alternating inwardly facing blade guide projections and indentations with which surfaces are shared, said inwardly facing blade guide projections of one sheet occupying opposing indentations of the other sheet, wherein a slot comprises area in an indentation of one sheet disposed between an inwardly facing guide projection of one sheet and an inwardly facing blade guide projection of the other sheet occupying the indentation; whereby a thin substrate secured by the thin substrate clamp may be sheared along the selected plane by a blade moving in the selected plane toward the thin substrate.