| 摘要 |
Collar characterised in that it comprises pressurised gas or fluid clamping means which interact with an outer ring forming a supporting wall for the said clamping means. The clamping means consist of an envelope surrounding the pipe to be fixed to the corresponding connector, the said envelope having a cross-section of the flattened circular type, one flattened face bearing on the outer ring, whereas the other flattened face which is opposite it compresses the said pipe; the said envelope being equipped with a filling valve. The outer ring consists of a circular reinforcing member whose cross-section is U-shaped. <IMAGE>
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