| 摘要 |
792,444. Sheet metal clips. TINNERMAN PRODUCTS, Inc. Aug. 1, 1956 [Oct. 24, 1955], No. 23736/56. Class 44 [Also in Group X] A clip or fastener 10, Fig. 1, comprises a sheet metal base 12 having a pair of arms 14, each, arm comprising a tab 16 and a shank 14 projecting from opposite sides of the base, the shank elements 20 being moveable responsive to movement of the tabs 16 to secure the base to a support as shown in Figs. 3, 4. The arms 14 are preferably pressed out from the base as indicated in Fig. 2, by cuts along the full lines a, b, c and bending along the broken lines 18. The base may have two flanges 22 to secure a moulding M, Fig. 5. In further embodiments the clip, without the flanges 22, may secure two or more superposed parts B, C, Fig. 6. The base may include a return bent resilient arm 26, Fig. 7; a synthetic organic plug 30 may be used to close the opening 1 against dust &c. Figs. 8-12, not shown; arms similar to 14 may be formed at opposite edges of the base in addition to or in place of the arms formed centrally, Figs. 13, 15, not shown. |
