Means for the mounting and articulation of a panel opening in a frame, and door or floor pivot comprising such means

摘要

Means for the mounting and articulation of a panel opening in a frame are comprised of a fixed part (1) and a turning part (2). The means comprise a housing (3) containing a bearing (4) which guides a ball bearing sleeve (6) which houses a lock (8) presenting a groove with conical face. The lock is pressed against an electromagnet (9). Utilization as means for keeping in an open position a fire door or unlocking of a door mounted on a floor pivot.