Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – By means advancing along terrain and guiding pipe or cable...
Patent
1981-06-03
1985-02-12
Corbin, David H.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
By means advancing along terrain and guiding pipe or cable...
405180, E02F 510, F16L 102
Patent
active
044988133
ABSTRACT:
An underground cable installing apparatus is disclosed herein along with its method of operation. The apparatus utilizes a power driven land vehicle and an elongated cable laying plow handle supported by and for movement with the vehicle in a way which places a lowermost end portion of the blade in the ground with its cutting edge disposed in the direction of movement of the vehicle. In accordance with one operational feature of the apparatus disclosed herein, a plurality of high impact fluid jets are used to aid the cable laying plow blade in cutting through the earth. In accordance with another feature, the blade is also subjected to vibration, preferably by placing a vibratory member on the in-ground portion of the blade.
REFERENCES:
patent: 3287922 (1966-11-01), Harmstorf
patent: 3338060 (1967-08-01), Harmstorf
patent: 3688511 (1972-09-01), Harmstorf
Nelson Terry L.
Reichman James M.
Corbin David H.
Electric Power Research Institute Inc.
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