| 摘要 |
1,174,014. Pipe joints. AUTO RESEARCH CORP. 18 Jan., 1968 [17 April, 1967], No. 2868/68. Heading F2G. A compression sleeve 70 having external, annular, spaced apart beads 74 of a diameter initially greater than the bore of a member 60 is forced into the member so that the beads are deformed inwardly to provide inwardly projecting annular beads 80 which press against and hold an inner tubular member 68. |
