Control system

Details Control system Control system

1988-02-12

1989-05-09

Reese, Randolph A.

Hydraulic and earth engineering

Marine structure or fabrication thereof

Floatable to site and supported by marine floor

405203, 405224, 405195, E02D 2308, E02B 1702

Patent

active

048284300

ABSTRACT:
A method of controlling the vertical position of a body in water, where the body has or is given a positive buoyancy, providing a structure which is of sufficient weight to give the body negative buoyancy, providing a structure which is separate from the body and from which to support the load over the body, and providing a device for lowering the load into engagement with the body.

REFERENCES:
patent: 3512657 (1970-05-01), Chambers
patent: 3855803 (1974-12-01), Lacroix
patent: 4126298 (1978-11-01), Lub
patent: 4127004 (1978-11-01), Vilain
patent: 4293239 (1981-10-01), Petty et al.
patent: 4303352 (1981-12-01), Marion
patent: 4448396 (1984-05-01), Delago
patent: 4593885 (1986-06-01), Hackman et al.
patent: 4711601 (1987-12-01), Grosman

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