Method and apparatus for positioning a pipe

Details Method and apparatus for positioning a pipe Method and apparatus for positioning a pipe

1994-01-27

1995-07-11

Vargot, Mathieu D.

Plastic and nonmetallic article shaping or treating: processes

With measuring, testing, or inspecting

101 6, 101DIG39, 15624416, 264 402, 264132, 264173, 356435, 4251311, 425140, B29C 4704, B29C 4792

Patent

active

054318661

ABSTRACT:
A method and apparatus for countering the rotation of a striped pipe during extrusion is provided. A sensor for detecting the stripe sends a signal to a pipe rotating means which, in response to the signal, rotates the pipe to correct any turning occurring during extrusion, forming and cooling of the pipe.

REFERENCES:
patent: 3497304 (1970-02-01), Berube
patent: 3600918 (1971-08-01), Lemelson
patent: 3797720 (1974-03-01), Gaudion
patent: 3972761 (1976-08-01), Landgraf et al.
patent: 4178200 (1979-12-01), Hakert et al.
patent: 4311905 (1982-01-01), Ries et al.
patent: 4790975 (1988-12-01), Jarvenkyla et al.
patent: 4906170 (1990-03-01), Nelson et al.
patent: 5094600 (1992-03-01), Sikora
patent: 5223852 (1993-06-01), Oresti et al.

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