| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To securely hold a door in a closed position in normal use and easily open the door when a rider rotates an unlocking lever to an unlock position and an impact force is applied to the inside of the door in a tricycle having a body shell with the door. <P>SOLUTION: In the tricycle having the body shell with the door, the unlocking lever 72 is pivotally supported on the door 64 so that the lever can be rotated between a lock position L and the unlock position U. The unlocking lever 72 is energized to the lock position L by a spring, a permanent magnet 78 is fitted to the unlocking lever 72, and when the door 64 is closed, a magnetic member 79 brought into surface contact with the permanent magnet 78 and attracting it to bring the door 64 in a locked state is mounted on the body shell S. When the rider R rotates the unlocking lever 72 to the unlock position U, and the impact force is applied to the inside of the door 64, the door 64 can be released from the locked state. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
