Apparatus for deforming pipe liners

Details Apparatus for deforming pipe liners Apparatus for deforming pipe liners

1990-12-10

1992-03-03

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Plural reshaping means or plural vulcanizing means including...

Spaced reshaping or vulcanizing means acting on a single...

425367, 425383, 425392, B29C 5300

Patent

active

050927566

ABSTRACT:
Apparatus for deforming a pipe liner having a frame including an entry and an exit for the pipe liner passing through the frame and slidably adjustable discs and cylinders which cooperate to deform a pipe liner disposed intermediate the entry and exit, of the frame. The apparatus also includes a system of blocks, guide rods, and a chain assembly which regulate the deforming position of the discs and cylinders.

REFERENCES:
patent: 3256566 (1966-06-01), Campbell
patent: 3619863 (1971-11-01), Ciabani
patent: 4863365 (1989-09-01), Ledoux et al.
patent: 4913910 (1990-04-01), McCarville et al.
patent: 4998871 (1991-03-01), Ledoux

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