Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent
1978-11-07
1981-01-20
Taylor, Dennis L.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
Submerging, raising, or manipulating line of pipe or cable...
405161, 405164, F16L 104
Patent
active
042459273
ABSTRACT:
A method of and apparatus for laying a pipe or cable in a bed of material. There is provided an elongated generally straight tube having a plurality of cutter means mounted in generally parallel spaced relationship with one another along the outer surface of the tube. The cutter means is adapted to remove material by shaving to form a trench when the tube is moved along the bed of material. There is provided adjustable skid means mounted on the tube. The tube or cable to be laid is received by the tube, so that, during movement of the tube, the tube or cable is laid in the trench.
REFERENCES:
patent: 178231 (1876-06-01), Campbell
patent: 1854617 (1932-04-01), Maloon
patent: 2795111 (1957-06-01), Richardson
patent: 2875585 (1959-03-01), Little
patent: 3339368 (1967-09-01), Ezoe et al.
patent: 3423946 (1969-01-01), Maclay
patent: 3456450 (1969-07-01), Teichmann
patent: 3824798 (1974-07-01), Shiroyama et al.
patent: 3898852 (1975-08-01), Ezoe et al.
Epstein Robert H.
Taylor Dennis L.
Wharton Engineers (Elstree) Limited
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