| 摘要 |
The invention relates to a device (1) at a rigging screw (2) which comprises end screws (3,4) with thread portions (5, 6) with right-handed thread and left-handed thread respectively and an intermediate nut (7) connecting said end screws, which nut is provided with nut thread portions (8, 9) for co-operation with said screw thread portions (5, 6) and that one of the end screws (3) is provided with an internal receiving space (10) for reception of a protruding part (11) of the rigging screw (2) which is insertable into it. According to the invention, said second end screw (3) is provided with a hole shaped wire holder (21) at the front part (3A) of said one end screw (3). The internal receiving space (10), which is formed of an axial cavity (10) for reception of an axially protruding part (11) of said second end screw (4), and transcending into the hole shaped wire holder (21), is aimed opposite to the hole shaped wire holder (21) at the front part (3A) of said one end screw (3) wherein the main part of said one end screw (3) with appurtenant wire holder (21) is arranged received screwed into the intermediate nut (7), when the rigging screw (2) is screwed together to a compact condition. |
