| 摘要 |
A pipe connection (101a, 101b) for providing a connection to a pipe, the pipe connection comprising: a sleeve (103) which receives a pipe and has a seat (109); a first sealing or gripping element (111) which is disposed adjacent the seat; an intermediate member (115) which is disposed adjacent the first sealing or gripping element; a second sealing or gripping element (123) which is disposed adjacent the intermediate member; an end member (131) which is disposed adjacent the second sealing or gripping element; at least one fixing (159) which engages the end member and is configured to displace the same axially inwardly relative to the sleeve on torquing; and at least one support (151, 153) which is disposed between one of the sleeve (103) and the intermediate member (115) or the intermediate member (115) and the end member (131), wherein the at least one support is configured to maintain the sleeve and the intermediate member or the intermediate member and the end member with a predetermined spaced relation until application of a torquing force between the sleeve and the intermediate member or the intermediate member and the end member which exceeds a predetermined threshold, whereby the end member is displaced relative to the intermediate member to displace the second sealing or gripping element ahead of displacement of the intermediate member relative to the sleeve to displace the first sealing or gripping element or the intermediate member is displaced relative to the sleeve to displace the first sealing or gripping element ahead of displacement of the end member relative to the intermediate member to displace the second sealing or gripping element. |
