Patent ID: 7156245

Claim:
A device for assembly of latticework jib elements of a latticework structure, each of the jib elements including upper chords and lower chords connected to one another by triangulation bars, the device comprising: an upper connection including: a connecting shaft; a shackle configured to mount to an upper chord end of a first jib element of the jib elements to be assembled, the shackle including two parallel branches oriented in vertical planes, and each of the two branches including a main coaxial cylindrical hole with a diameter corresponding to a diameter of the connecting shaft, a tenon configured to mount to an upper chord end of a second jib element of the jib elements to be assembled, the tenon being oriented in a vertical plane and including an oblong hole, the connecting shaft being configured to be engaged through the main coaxial cylindrical holes of the shackle and through the oblong hole of the tenon to detachably connect the shackle and the tenon, and each of the shackle and the tenon including complementary abutment means acting in a substantially vertical direction during assembly and complementary abutment means acting in a substantially horizontal direction during assembly to position the shackle and the tenon.