Device for forming tube sockets

Details Device for forming tube sockets Device for forming tube sockets

1974-10-30

1976-11-02

Husar, Francis S.

Plastic article or earthenware shaping or treating: apparatus

Preform reshaping or resizing means: or vulcanizing means...

Rod or tubular preform

264296, 425403, 425457, 425DIG14, 425DIG218, B29C 1700

Patent

active

039894398

ABSTRACT:
A device for forming a tube of plastic material with a socket having an annular corrugation has a tube supporting core and a plurality of radially movable segments provided adjacently with contacting wedge surfaces, the segments in outwardly shifted position defining a circumferentially beaded portion for forming the annular corrugation on the supported tube.

REFERENCES:
patent: 2405254 (1946-08-01), Hopkins
patent: 3339242 (1967-09-01), Lamb
patent: 3476351 (1969-11-01), Burdett
patent: 3732054 (1973-05-01), Lyng
patent: 3749352 (1973-07-01), Khodosh et al.
patent: 3877282 (1975-04-01), Pogonowski

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