| 摘要 |
834,019. Anchor-bolts etc.; spiked-plates. UNITED-CARR FASTENER CORPORATION. July 11, 1956 [July 13, 1955], No. 21507/56. Classes 89(1) and 89(2) A cage 10, Fig. 2, for securing a spring- clip 16, Fig. 4, bolt or screw to a panel 14, comprises a base 20 with an upstanding-rim 24 and a flange 26 extending outwardly from the free-edge of the rim. The flange extremity has teeth 28. The cage is fixed in a hole 12 in a panel 14 by flattening the flange, causing the teeth to penetrate the side-wall of the hole. |
