| 摘要 |
Electromagnetic device for holding an opening panel in the closed position, the device comprising an electromagnet with magnetic body 3 and a winding 4 mounted on the frame of the door and an armature 6 made from a magnetic material carried by the leaf, characterised in that the body 3 carrying the winding 4 is set into the door frame 2 and its active face 3a intended to interact with the armature 6 is arranged parallel to the edge of the door frame whilst the armature 6 is mounted parallel to the edge of the leaf, carried in a floating and movable manner with it more or less parallel to the active face 3a of the magnetic body 3 in which there is made a stop 12, 13 for detaching the armature 6 from the active face 3a of the body 3 under the action of a predetermined opening force exerted on the leaf 9,B. <IMAGE>
|
