Vacuum holder system and method for use in bending glass

Details Vacuum holder system and method for use in bending glass Vacuum holder system and method for use in bending glass

C - Chemistry, Metallurgy

03

B

49/22

C03B 23/00 (2006.01) C03B 23/035 (2006.01) C03B 35/14 (2006.01) C03B 35/24 (2006.01)

Patent

CA 1105707

P-321 VACUUM HOLDER SYSTEM AND METHOD FOR USE IN BENDING GLASS ABSTRACT A system (10) and method disclosed for use in bending glass incorporate a vacuum holder (12) having a surface (28) with spaced openings (32) in which a vacuum is drawn to support a heated sheet of glass and in which pressurized gas is subsequently supplied to force the glass sheet away from the holder surface. A control unit of the system includes a damper (24) that initially communicates a vacuum blower with the holder and that subsequently communicates a positive pressure air blower therewith to first draw the vacuum and then supply pressurized air to the openings in the surface.

319084

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