| 摘要 |
The system of frame fittings has at least one fitting (2-7) whose main body (21,31,41,51,61,71) has at least one fixture-cav (25,26;35;45;55;65;75,76) and which each consist of a top and bottom body (21.1,21.2,31.1,31.2;41.1,41.2;51.1,51.2;61.1,61.2;71.1,71.2). The fitting bodies have at least one group of guides consisting o guide parts (22,23;32,33;42,43;52,53;63,62;72,73) spaced apart. The fixture cavities have at least one screwing line (15.1;14.2;14.3) formed and spaced apart from a guide part. The fitting bodies of all the fittings are the same height (28,38,48,58,68,78) from the top edge of the top body to the guide edge of the guide parts. |
