| 摘要 |
The electronic seal comprises a fixture fillet which is common to a number of sprung tongues. The fillet comprises two flat parallel joined fixture arms for mechanical attachment to a column between them. The column belongs to the appts. casing provided with a hatch and in whose flat surface recesses are formed to work in conjunction with counterpieces formed by the parallel fixture arms. - The counterpiece incorporates a sprung lip stamped out of the fixture arm surface, and which in the assembled position provides engagement in the recess of the column. It can also incorporate a hook directed at right-angles to the fixture arms, with an end on the one fixture providing engagement in the column recess in the assembled state. (Provisional Basic advised week 85/05)(0/4) |
