B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/741
B29C 47/28 (2006.01) B29C 47/06 (2006.01)
Patent
CA 1283267
Abstract of the Disclosure A cross head die for extruding an annular layer of thermoplastic resin on a mandril includes a resin flow path having an inlet, a cardioid shaped primary distribution channel, a gate passage, an equilibration chamber and a transfer channel surrounding the mandril and a mouth at the downstream end of the transfer channel opening into a resin extrusion channel surrounding the mandrel.
560308
Briggs Milton
Graham Engineering Corporation
Macrae & Co.
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