Plastic and nonmetallic article shaping or treating: processes – With severing – removing material from preform mechanically,... – Making hole or aperture in article
Patent
1992-05-11
1994-09-13
Woo, Jay H.
Plastic and nonmetallic article shaping or treating: processes
With severing, removing material from preform mechanically,...
Making hole or aperture in article
264155, 264157, 264163, 264DIG34, 425301, 425308, 425801, 425DIG37, B29D 1904
Patent
active
053466640
ABSTRACT:
Apparatus for forming a continuous ribbon of connected dish-shaped sequins including a punch-and-die system for receiving a continuous ribbon of moldable material, a power source coupled to the continuous ribbon of moldable material to move the ribbon through the punch-and-die system incrementally to discrete spaced positions; and forming a score line at a first discrete position of the ribbon, punching a hole at a second discrete position of the ribbon, shaping the sequin at third and fourth discrete positions of the ribbon, forming the dish-shaped face at a fifth discrete position of the ribbon and accomplishing the formation of the score line, the hole, the outer shape of the sequin and the dish-shaped face on each sequin simultaneously by the punch-and-die system.
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Smith Duane S.
Woo Jay H.
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