| 摘要 |
A universal plug, which is injection moulded from plastic, contains a plug head (11), an expandable plug shaft (12) and a plug foot (13). The plug shaft (12) contains expandable segments, separated by longitudinal slots (17). The plug foot (13) contains a hole with a screw thread, so that the plug can be delivered with the screw inserted and can be driven into a drilled hole by engaging on the screw head. <IMAGE> |
