Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...
Patent
1981-09-28
1984-09-11
Husar, Cornelius J.
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
Submerging, raising, or manipulating line of pipe or cable...
405162, 405164, 37 66, F16L 104, E02F 388
Patent
active
044707207
ABSTRACT:
The apparatus will include a support sled portion having a pair of spaced apart elongated pontoon sections. The pontoons are interconnected by a plurality of I-beam spacer members. A cutter apparatus, including an endless cutter chain projecting into the soil is mounted to the underside of the I-beam spacer members.
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patent: 3717003 (1973-02-01), Bates
patent: 3751927 (1973-08-01), Perot, Jr.
patent: 3877238 (1975-04-01), Chang et al.
patent: 3926003 (1975-12-01), Norman
patent: 3952532 (1976-04-01), Spearman
patent: 4274760 (1981-06-01), Norman
patent: 4295757 (1981-10-01), Gaspar
Husar Cornelius J.
Stodola Nancy J.
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