Document Type and Number:
Japanese Patent JPS5079934
Kind Code:
A
Abstract:
Underwater excavating apparatus including a floatable, anchorable tail section and a floatable, anchorable dredge section mounted on the tail section for longitudinal and swinging movement. The dredge section is swung relative to the tail section to dredge a swath and then advanced longitudinally relative to the tail section for cutting additional swaths. After being extended to its limit relative to the tail section, the dredge section is then anchored and the tail section unanchored and moved longitudinally up to its original position adjacent the dredge section after which the process is repeated.
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Application Number:
JP12760774A
Publication Date:
June 28, 1975
Filing Date:
November 07, 1974
Export Citation:
International Classes:
B63B35/00; E02F3/88; E02F3/90; E02F9/06; (IPC1-7): E02F3/88