Method of manufacturing helical members from a synthetic extrude

Details Method of manufacturing helical members from a synthetic extrude Method of manufacturing helical members from a synthetic extrude

1977-01-17

1980-01-08

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

264281, 2642108, 425319, 425391, D01D 512

Patent

active

041827384

ABSTRACT:
Method of manufacturing helical members from a synthetic plastic material comprises the step of leading the extruded material while still deformable along the helical path and permitting it to harden while retained in that path. The invention also comprises a machine for carrying out this process and the article produced thereby.

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