Submarine vehicle for dredging and raising minerals resting on t

Details Submarine vehicle for dredging and raising minerals resting on t Submarine vehicle for dredging and raising minerals resting on t

1980-04-21

1982-11-09

Crowder, Clifford D.

Excavating

Peat excavators

37 56, 37 69, 37DIG8, 114313, 114321, 114338, E21C 4500, E02F 900

Patent

active

043577644

ABSTRACT:
A submarine vehicle for collecting and raising materials resting on the sea bed at great depths, of the type comprising a load-bearing structure, collecting elements for the materials, storage silos for storing the materials collected and/or the ballast material, transfer means between said collecting elements and said silos, and main propellers for advancing the vehicle on the sea bed, said vehicle being characterized in that said load-bearing structure is made of a buoyancy material, said structure being in the form of a ring having a longitudinal plane of symmetry and defining the stem, stern and sides of said vehicle, and defining between them a free central space, the outer surface of said structure forming the hull of said vehicle, said storage silos being arranged in the free central space and fixed to said load-bearing structure, said collecting elements being arranged in front of and below said stem, said main propellers also being fixed to the lower surface of said load-bearing structure.

REFERENCES:
patent: 3045623 (1962-07-01), Tyler
patent: 3220372 (1965-11-01), Lehmann
patent: 3453978 (1969-07-01), Shaler
patent: 4231171 (1980-11-01), Balligand et al.
patent: 4232903 (1980-11-01), Welling et al.
patent: 4280288 (1981-07-01), Corfa et al.

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