| 摘要 |
PCT No. PCT/GB94/02329 Sec. 371 Date Jun. 3, 1996 Sec. 102(e) Date Jun. 3, 1996 PCT Filed Oct. 24, 1994 PCT Pub. No. WO95/11402 PCT Pub. Date Apr. 27, 1995A pipe coupling 1 for connecting together two pipes in a fluid-tight manner comprising an outer tubular casing 10, an inner tubular casing 20 and a tubular sealing sleeve 30. The sealing sleeve 30 has two sets of inwardly projecting ribs 32, which in use, are pressed into sealing engagement with the respective ends of the pipes. The inner and outer casings are longitudinally split and tensioning screws 17 on the outer casing can be tightened to tighten the outer casing around the inner casing and the sealing sleeve. Frusto-conical gripping rings 40 grip the pipes by engaging radial abutment surfaces facing away from the pipe ends and positioned close to the ends of said pipes in order to secure the pipes against axial displacement.
|
