| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a protective guard of a crane vehicle improving safety by covering a boom tip part with the protective guard at the time of traveling a crane vehicle and improving workability by making it possible to easily elongate a top boom at the time of performing a work. SOLUTION: This guard has a first cover 7a which is provided at a tip of a base boom 3, covers at least left and right side surfaces of a boom tip part 6 at the time of a traveling attitude and is formed so that a top boom 1 may not interfere at the time of elongating and contracting the top boom 1 and a second cover 7b which is formed separately from the first cover 7a, is mounted on the top boom 1 and covers a front surface of the top boom 1 at the time of the traveling attitude.</p> |
