Patent ID: 8885358

Claim:
A plug-in module for controllers of mobile working machines, in particular of extraction machines, the plug-in module comprising a housing, a connection plug which is accessible from one side of the housing and detachably connectable to an associated controller base plate of an associated controller, the plug-in module further comprising electronics boards which are arranged in the housing, and having a plurality of plug sockets which are accessible from the housing for connecting actuators or sensors or the like for an associated working machine to the plug-in module, the housing including a front wall, a rear wall, two side walls and a housing base plate which is provided with a cutout for the connection plug, the electronics boards forming a board box by connecting a first end board, a second end board opposite the first end board, and two side boards, with the board box being arranged in an interior of the housing, the connection plug being electrically conductively connected to the first end board of the board box and the plurality of plug sockets being electrically conductively connected to the second end board, and the plurality of plug sockets being mechanically coupled to the housing by a strain-relief clip, wherein the strain relief clip is a U-shaped bent sheet metal comprising a central limb and bent end limbs, the central limb being positioned parallel to the second end board and the bent end limbs being positioned perpendicular to the second end board and the central limb, wherein the bent end limbs are connected to the sidewalls of the housing, and wherein the central limb is provided with a plurality of receiving holes for the plurality of plug sockets.