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US 2016/0348818 A1Published application
Rotating joint comprising pressurised sealing rings
AssigneeO.S.C. Offshore Systems Concepts
InventorRené PERRATONE
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Abstract
The invention relates to a rotating joint for transferring a first fluid, comprising a male member and a female member which are mounted movably in relation to each other and concentric, and one or more annular seals accommodated inside cavities arranged in the female member and optionally pressurized by means of an insulation fluid. The invention also relates to a fluid transfer system comprising one or more rotating joints according to the invention.
Claims14
Rotating joint for transferring a first fluid comprising:
- a male member and a female member mounted movably in relation to each other;
- a mechanical bearing to keep the male and female members concentric;
- an annular seal;
- the female member being a substantially hollow cylindrical element whose internal wall comprises a first annular cavity opening onto the entire circumference of the internal wall of the said female member, the said first cavity being arranged to accommodate the seal;
- wherein, after fitting the seal into the first cavity, the seal has an upper contact surface and a lower contact surface with the said first cavity, the said contact surfaces being substantially normal to the axis of revolution of the rotating joint and cooperating solely with the first cavity.
2 more elements
Dependencies are inferred from the claim text.