| 摘要 |
Profiles 2-1, 2-2 which are clamped on top of one to another and which are each provided with overlapping holes 3-1, 3-2, and a tensioning ring 4 which comprises a cylindrical portion 4-1 the outer circumference of which contacts, in the hole 3-1, the first profile 2-1, and which comprises a portion 4-2 having an enlarged outer circumference. An eccentric axial bore 5 extends through both tensioning ring portions, into which bore a bolt 6 can be inserted which also passes through the hole 3-2 in the second profile, the head 7 or nut of said bolt being recessed in the bore in a rotationally secure manner. |
