Donnelly Mirrors Limited

Michael F Naughton

An apparatus for separating pre-scribed glass shapes,from a glass sheet,includes a conveyor,for transporting the glass sheet parallel to its edges,with the margins,of the sheet accessible from both sides of the sheet. A pair of glass-cracking devices,are located substantially directly opposite one another on opposite sides of the conveyor respectively. Each glass-cracking devices,is arranged to bear repetitively on opposite sides of the respective margin,as the sheet is conveyed past thereby to break the sheet progressively along its margins to cause the glass sheet to fracture along scribe lines,defining the glass shapes. Each glass-cracking devices may comprise a pair of jaws which open and close on the respective margin or a pair of toothed wheels between which the margin passes.

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Athlone, Ireland

Michael F Naughton