Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Patent
1977-12-14
1979-12-04
Hoag, W. E.
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
Shaping against forming surface
264 403, 264348, B29C 500, B29F 100
Patent
active
041772385
ABSTRACT:
A method and system for cooling an injection molded plastic article by forming a portion of a mold cavity of fluid permeable porous material that communicates with a cooling liquid passageway and subjecting the cooling liquid to different pressures to vary the flow of fluid through the porous plug.
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Hoag W. E.
Junkins Ernest M.
Logic Devices, Inc.
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