Patent ID: 7784315
Filing Date: 2010-08-31
Classification: E05B,E05C,G07C,Y10S,Y10T

Abstract:
1. A locking device for a truck, the device being mounted in the door plank of a container door, and further fastened to the doorframe in order to lock the container door, the locking device comprising: a first body that includes a pushing element, a first holder, a pressing element, a second holder, and a driver unit; the pushing element is penetrated movably through the first holder, the pressing element is slidably pivoted with the second holder, the end of the pressing element is pressed against an end of the pushing element, the pressing element is provided with a first elastic element, the first elastic element is connected to the second holder and swings elastically, the driver unit is connected with the pressing element next to the second holder, the driver unit is electrically connected to a control unit; a second body including a rotary element, a second elastic element, and a door knob, the rotary element is pivoted with the second body, the two ends of the second elastic element respectively connected to the second body and the rotary element, the rotary element has a stopping portion and a pivotal hole, the stopping portion is disposed on the side edge of the rotary element for stopping the pressing element, the pivotal hole is disposed on the central point of the rotary element, the doorknob has a shaft, the shaft pivots with the pivotal hole of the rotary element; and a lock having a latch bolt, the latch bolt is pressed against the pushing element.