Device for joining the elements of an espagnolette with an edge plate and a two-part linkage

摘要

In this device the edge plate 2 of the lower element includes lateral recesses 17, whilst the plate 13, which is planar and without projection, on the one hand, is provided with lateral folded-back parts 16 which, locally giving it a U-shaped cross-section, slide in lateral mortices delimited by the recesses 17 and the opposing faces of the rebate, and rotationally wedge this plate, and, on the other hand, is connected to the edge plate 2 by a tenon 12b which, also providing the connection of this linkage with this edge plate 2 is located below a countersink for receiving the upper part of the countersunk head of the fixing screw 22. IMAGE