Plastic and nonmetallic article shaping or treating: processes – With printing or coating of workpiece – Coating or impregnating workpiece before molding or shaping...
Patent
1980-05-30
1982-01-26
Lowe, James B.
Plastic and nonmetallic article shaping or treating: processes
With printing or coating of workpiece
Coating or impregnating workpiece before molding or shaping...
264 25, 264 26, 264268, 425809, B29C 1302
Patent
active
043128246
ABSTRACT:
A process for manufacturing a closure cap having a liner. A mass of molten thermoplastic is positioned in the inner face of a cap shell. The mass is spread by a heated punch and the spread mass is then formed by a cooled punch to the final liner shape.
REFERENCES:
patent: 3212131 (1965-10-01), Aichele
patent: 3493453 (1970-02-01), Ceresa et al.
patent: 4081503 (1978-03-01), Shotbolt
Hirano Toru
Itsubo Junichi
Matsuda Gunji
Mori Fumio
Sato Hideki
Lowe James B.
Toyo Seikan Kaisha Ltd.
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