Static molds – Uniting preform with molding material – Including means other than mold surface to support preform
Patent
1987-04-21
1989-07-18
Silbaugh, Jan H.
Static molds
Uniting preform with molding material
Including means other than mold surface to support preform
264278, 4251291, 425438, 425577, B29C 4514
Patent
active
048487180
ABSTRACT:
Apparatus and method for producing heat weldable, thermoplastic, tubular pipe fittings for use with heat weldable piping or tubing using a core in a molding machine having at least one pivoted segment collapsible inwardly of the core, each segment bearing radial projections to facilitate winding a heater wire and/or to receive a terminal post during the molding operation.
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E. I. Du Pont de Nemours and Company
Heitbrink Jill L.
Huntley Donald W.
Silbaugh Jan H.
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