Patent ID: 8309848

Claim:
A fastening system for fastening a plate, such as a front plate or a contact protection plate, within an enclosure for electric installations, the fastening system comprising: an elongated holder configured to be placed vertically within the enclosure and arranged to be fastened to a corner turret within the enclosure; and a support member arranged to be fastened to the elongated holder with snap-in fastening means, the snap-in fastening means being arranged, in a locking position, to fasten the support member detachably to the elongated holder by means of a flexible component included in the snap-in fastening means in a direction perpendicular to the longitudinal direction of the elongated holder, and the snap-in fastening means comprising locking means for fastening the support member to the elongated holder at different points along the length of the elongated holder while the snap-in fastening means is in the locking position, wherein the flexible component comprises a flexible catch, the flexible catch, during the placement of the snap-in fastening means into the locking position, being configured to yield in a direction perpendicular to the longitudinal direction of the elongated holder, wherein the locking means comprises at least one locking element arranged to keep the support member locked in the longitudinal direction of the elongated holder substantially inflexibly, wherein an upper surface of the support member comprises a fastening arrangement for fastening the plate to the support member, and wherein an upper end of the elongated holder comprises fastening means for fastening the elongated holder to an upper end of the corner turret, and wherein the elongated holder comprises two guides provided in opposite flanks of the elongated holder, respectively, for receiving the support member into a sliding position, and wherein when the support member is received by the elongated holder in a sliding position, the locking means is in an unlocking position, and the support member is slidingly movable in the longitudinal direction of the elongated holder, and is supported by the two guides.