Subsea excavation and suction device
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United States of America Patent
Stats
-
Jul 8, 2008
Grant Date -
Jul 19, 2007
app pub date -
Aug 30, 2005
filing date -
Sep 1, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Subsea excavation and suction device includes a suction head with an inlet opening at an outer, free end and an outlet opening connected to a suction hose arranged at a distance from the inlet opening. The suction head is mounted on a hydraulic controller arm and at the inlet opening is provided with mechanical and hydraulic devices to disintegrate solid material (sediment). The hydraulic device includes a number of jet nozzles, while the mechanical device includes bars. The cross-sectional area of the inlet opening is larger than the cross-sectional area of the outlet opening.
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