Keda (China) Scales Co., Ltd.(http://www.chinesescale.com) has six technology patents on the truck scale . We will show you this technical article on  Truck Scale With A Limit Means  through this article

The utility model relates to a truck scale weighing platform limit means comprising a weighing platform, and a base, where in the bottom of the weighing platform of the Digital Truck Scale  has a mounting plate, the mounting plate is fixed to a nut; saidthe side of the base has a stopper plate, and between said weighing station and a stopper plate is provided with slits; wear of the stopper plate is provided with a screw, the screw, in conjunction with the nut. The present utility model Weighbridge weighing platform limit device, through the adjusting screw and nut tie, thus changing a gap between the weighing station  of the truck scale and a stopper plate, and then to adjust the swing amplitude of the weighing platform of the Digital Truck Scale, so that the impact of the weighing platform of the sensor smaller, extending the life of the sensor.