| 摘要 |
1292432 Quick-release pipe &c couplings AGA AB 2 Jan 1970 [4 Feb 1969] 160/70 Heading F2G [Also in Division E2] A quick-release coupling connecting a welding &c. torch head 7 having a flange 6 to the body 2 of a welding &c. tool comprises at least two gripping jaws 3 with shoulders 5, pivoted by screws 4 on a ring 1 screwed on to the tool body, the jaws forming a substantially complete gripping ring. |
