| 摘要 |
Device for coupling between two tubular fluid pipes, the said device allowing an angular displacement between the two pipes whilst maintaining sealing. It is of the type comprising, on the one hand, two annular flanges 4, 5 each fixed to one end of the two pipes 1, 2 to be coupled and securely fastened by an elastic tensioning device 9, 10 or the like allowing a relative movement of the two flanges and, on the other hand, a linking swivel 17 between the two pipes, and it is characterised in that it is made up of a tubular case 15 intended to be mounted between the two flanges 4, 5 comprising the said linking swivel 17, and delimited, towards the outside, by a bellows 24 which fits in a sealed manner over the two ends of the said tubular case which ends are each bent over into a collar 23. <IMAGE>
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