Actuation device with pedal and hinged push rod

Claim 1

Actuating device having a pedal (1) and a one-piece pressure rod (2), which is hinged thereto in an articulated manner, for transmitting the actuating forces, in particular to a master brake cylinder or a brake force booster of the braking system of a motor vehicle, wherein the articulated joint (5, 6), which is disposed on the end of the pressure rod (2) at the pedal end thereof with the pedal (1) is in the form of a snap connection having a pin-shaped or ball-shaped bearing part (5), which is fastened on the pressure rod (2), and a reception part (6), which is fastened on the pedal (1), and wherein there is disposed in the reception part (6) for mounting the bearing part (5) a bearing socket (641) or the like, in which the bearing part (5) is retained substantially without play by a resilient latching or locking device which on insertion can be pressed over and which forms the snap connection, characterised in that the latching or locking device is so formed as an integral part of the articulated joint (5, 6), the reception part (6) contains an insert (64) made of plastics material, which can be clipped into a part of the pedal (1), the cross section of which part is substantially U-shaped, and in which insert the bearing socket (641) is moulded with a rearward cut into which the bearing part (55) can be pressed, and the insert (64) has at the entry to the bearing socket (641) a funnelshaped insertion region (642).