Plastic and nonmetallic article shaping or treating: processes – Random variegated coloring during molding
Patent
1996-04-18
1998-02-10
Thurlow, Jeffery R.
Plastic and nonmetallic article shaping or treating: processes
Random variegated coloring during molding
264159, 264162, 264220, 264225, 264227, 264245, 401221, 425175, B29C 3912
Patent
active
057165661
ABSTRACT:
A method for making a mottled and patterned pen barrel is disclosed, wherein a tube is preformed to have two ends and an intermediate portion, At least one mold cavity is provided in a mold for forming the pen barrel. A pair of positioning members are sleeved respectively around two ends of the tube, and the positioning members are positioned in the mold cavity so as to center the tube in the mold cavity and so as to create, in the mold cavity, a molding space surrounding an entire peripheral surface of the intermediate portion. A liquid coating composition is poured into the molding space to form a cover integral with the entire peripheral surface of the intermediate portion. Finally, the covered tube is removed from the mold cavity and the positioning members are removed from the covered tube.
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"From Raw Material to Fountain Pen" Plastics Engineering Modern Plastics, Jun. 1946, pp. 137-141.
Alvin Lee Jewelry, Inc.
Thurlow Jeffery R.
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