| 摘要 |
PCT No. PCT/SE88/00521 Sec. 371 Date Apr. 2, 1990 Sec. 102(e) Date Apr. 2, 1990 PCT Filed Oct. 7, 1988 PCT Pub. No. WO89/03486 PCT Pub. Date Apr. 20, 1989.The invention relates to an arrangement for accurately fitting together two elements (1,2) one of which is provided with a projection (8) and the other with a recess (4) adapted to receive the projection, one (1) of the elements being machined to exact dimensions, whereas the other (2) element is manufactured by extrusion or like process. The novelty of the invention resides in that the machined element (1) of a hard material is provided with portions (9-11) serving as cutting means, while the other element of a softer material, adjacent its portions (12) for engaging the former element, is provided with excess material (14) which is adapted to be wholly or partly removed while the elements are being assembled. |
