E - Fixed Constructions – 02 – F
Patent
E - Fixed Constructions
02
F
E02F 5/28 (2006.01) E02F 3/88 (2006.01) E02F 3/90 (2006.01) E02F 5/00 (2006.01) E02F 5/10 (2006.01)
Patent
CA 2326891
This invention relates to dredgers for removing sand, silt and like material from the river or sea bed and has application, for example to clearing wrecks, and providing trenches in which, for example, pipelines may be laid. There is described a dredging apparatus comprising a body (11) mounting first thrust means (24, 74, 75) to direct, in use, a wash of water downwards towards an area of seabed or the like characterised in that the dredging apparatus includes further thrust means (44, 55, 58, 59, 77, 78) to maintain the body of the apparatus above the seabed and to propel the body through the water.
La présente invention concerne des dragues servant à enlever du sable, des limons et analogues d'un fond (marin ou de rivière). Une telle drague permet de dégager des épaves et de creuser des tranchées en vue de la pose de pipelines notamment. L'invention concerne plus particulièrement un appareil de dragage comprenant un corps (11) monté sur un premier propulseur (24, 74, 75) dont le principe de fonctionnement est de diriger un courant d'eau descendant vers une zone du fond marin ou analogue. L'appareil de dragage est en outre caractérisé en ce qu'il comporte un autre propulseur (44, 55, 58, 59, 77, 78) dont l'objet est de maintenir le corps de l'appareil au-dessus du fond et de propulser ce corps dans l'eau.
Moffat & Co.
Seabed Impeller Levelling And Trenching Limited
LandOfFree
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