| 摘要 |
<p>A device (20) or restricting removal from the end of a tubular member (2) of a collar (4) or the like located on the tubular member (2) and a method using the device (20), the device (20) comprising an axially extending portion (22) for engagement in the end of the tubular member (2) and a radially outwardly extending portion (28) which in use is located outside the end of the tubular member (2) and which extends radially outwardly to a greater diameter than the internal diameter of the collar (4), thereby to restrict removal of the collar (4) from the end of the tubular member (2). In addition there is provided (20) for sealing the axially facing end of a tubular member (2), the device (20) comprising an axially extending portion (22) for engagement in the tubular member (2), a radially outwardly extending portion (28) which in use is located outside the tubular member (2) and a sealing means (48) for sealing between the radially outwardly extending portion (28) and the axially facing end (54) of the tubular member (2).</p> |
