| 摘要 |
1,270,309. Screw sockets. ILLINOIS TOOL WORKS Inc. 30 July, 1969 [31 July, 1968], No. 38346/69. Heading F2H. A panel aperture sealing device comprises a grommet portion 2, 5, 7 and a tubular portion 17, closed at the end remote from the grommet and opening at the other end to form a bore 15 to receive a threaded member 30 and the arrangement is such that, in use, the device is inserted into an aperture in a panel 25 and the grommet portion 2, 5, 7 is flexed by the member 30 and aided by radial slots 10, into sealing engagement with the panel. The grommet is of square section.
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