| 摘要 |
PROBLEM TO BE SOLVED: To provide a lock pin that enables rotation by one worker and can reduce working man-hour.SOLUTION: A notch part 35 and a screw 36 positioned on a tip side with respect to the notch part 35 are formed in a shaft 32 of a lock pin 3. A through hole 50 penetrating a head part 31 and the shaft 32 in an axial direction is formed to the lock pin 3. A communication port opening in the axial direction and communicating with the through hole 50 is provided to the end surface of the shaft 32 of the lock pin 3, and a groove extending in a direction substantially vertical to the axial direction from the communication port is formed. |
