| 摘要 |
PCT No. PCT/SE89/00135 Sec. 371 Date Sep. 13, 1991 Sec. 102(e) Date Sep. 13, 1991 PCT Filed Mar. 15, 1989 PCT Pub. No. WO90/10803 PCT Pub. Date Sep. 20, 1990.A swivel coupling device for coupling a load to a base member. The device includes an anchor unit securely connected to the base member, a rotary member, which is rotatably journaled in the anchor unit and is provided with oppositely located recesses having pivot bearing surface portions, and a pivotable coupling member, which is provided with inwardly bent leg end portions. The leg end portions have retaining projections and are pivotably journaled in the pivot bearing surface portions. In addition, the anchor unit is shaped so as to securely hold the end portions of the coupling member within the oppositely located recesses. The coupling member is detachable from the rotary member when the anchor unit is disconnected from the base member. |
