| 摘要 |
<p>The supports for screwing to the house wall under the rectangular-framed porch, is a hinge comprising two hinge strips and a linking bolt. The strip for wall fixture has slots for screws at right angles to the bolt axis. Near the top it has a matrix thread, or right-angled stay bolt with two nuts. The second strip is fitted to the frame rear with the hinge bolt near the frame base. Near its top edge it has a retaining screw in a hole, screwed into the first strip matrix, with nuts on both sides, or a hole for the stay bolt.</p> |
