Patent ID: 8919447
Filing Date: 2014-12-30
Classification: B63B

Abstract:
1. An undersea connector for connecting an oil installation to the sea bottom, the connector being of the type presenting a first tubular element forming a female portion for fastening to the ocean bottom and a second tubular element forming a male portion for connection to the oil installation, wherein the connector comprises: at least one anti-disconnection device for the connector, the device being housed in the female portion and comprising means for positioning the device in a first position in which the connector is capable of being disconnected, or else in a second position in which the connector cannot be disconnected, said means for positioning the anti-disconnection device in the first position or in the second position comprising: a wall provided with a slot, a ramp suitable for moving through the slot between the first position, which corresponds to a position in which the ramp does not project from a peripheral inner surface of the female portion of the connector, and the second position, which corresponds to a position in which the ramp projects from said inner peripheral surface, and means for actuating movement of the ramp through the slot between these two positions, upper ramps and lower ramps for guiding the male portion in the female portion during stages of connection, of disconnection, or of anti-disconnection, the ramp of said at least one anti-disconnection device being arranged in an intermediate position between the upper ramps and the lower ramps such that, when the ramp is in the second position, the ramp serves to guide the male portion inside the female portion from the upper ramps towards the lower ramps to ensure the anti-disconnection of the device.