Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent
1987-03-10
1988-06-07
Taylor, Dennis L.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
Submerging, raising, or manipulating line of pipe or cable...
37 63, 405159, 405161, F16L 104
Patent
active
047493089
ABSTRACT:
A self-propelled underwater bed cable burying machine is disclosed, which comprises a bottom running gear body with a high pressure water generator mounted therein and an arm-shaped water jet trenching unit mounted the base end capable of revolution in a horizontal plane on a front portion of the running gear body and having a multiple joint degree of freedom. The arm-shaped water jet trenching unit includes an elbow arm having at least one portion capable of being bent in a vertical plane. The elbow arm having a U-shaped hand provided at the free end for capturing and holding an underwater cable. The U-shaped hand having finger portions each provided at least one cable sensor and a trenching water jet nozzle communicating with the high pressure water generator.
REFERENCES:
patent: 2755632 (1956-07-01), Hauber et al.
patent: 3857250 (1974-12-01), DiTella et al.
patent: 3978679 (1976-09-01), LeComte
patent: 4537530 (1985-08-01), Yamamura et al.
Vehicular Mechanical Arm System, Nov. 21, 1960, General Mills Bulletin 6-B130, pp. 14, 16 and 17.
Kokusai Denshin Denwa Co. Ltd.
Taylor Dennis L.
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