Method and apparatus for removing deflection from plastic pipes

Details Method and apparatus for removing deflection from plastic pipes Method and apparatus for removing deflection from plastic pipes

1980-11-13

1982-01-05

Taylor, Dennis L.

Hydraulic and earth engineering

Subterranean or submarine pipe or cable laying, retrieving,...

138 97, 405156, F16L 100

Patent

active

043091288

ABSTRACT:
Method and apparatus for substantially reconstituting the internal diameter of sewer, water or drain line plastic pipes after being located in situ comprising a movable housing, sized preferably to at least 95 percent of the inside diameter of the pipe, and housing carried vibration means for causing such reconstitution of said pipe diameter substantially by virtue of vibration induced reallocation of the pipe encompassing earth or filler bed material.

REFERENCES:
patent: Re23381 (1951-06-01), Bodine
patent: 2184809 (1939-12-01), Brammer
patent: 2229912 (1941-01-01), Baily
patent: 2522171 (1950-09-01), Forman et al.
patent: 2601248 (1952-06-01), Brenholdt
patent: 3113621 (1963-12-01), Krueger et al.
patent: 3123101 (1964-03-01), Blount et al.
patent: 3294121 (1966-12-01), Powell et al.
patent: 3543377 (1970-12-01), Bremmer
patent: 3602263 (1971-08-01), Bremmer

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