| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a thin lock device operable with one hand. SOLUTION: The lower end of a rotating link 23 is installed on the base body 20 installed on the flapping door 21 of a truck. The upper end of the rotating link 23 is installed near the tip of a lever 25 at a certain interval from the tip through a pin 26. The tip of the lever 25 is connected to the lower end of a lock piece 37 through a link 34. The lock piece 37 is guided by the guide piece 22 installed on the base body 20. A wing 38 put upward the flapping door 21 is locked by pulling down an erected lever 25. The wing 38 is locked by rotating the lever 25 downward around the pin 26 and pushing up the lock piece 37 by the tip of the lever 25. When the lever 28 is pushed up, the lock piece 37 is pulled down by the tip of the lever 28 and the lock is released.</p> |
