| 摘要 |
PROBLEM TO BE SOLVED: To provide a compact wall surface repairing gun in which a guide rod or a grip part is not projected out toward the rear side of a main body part even when a wall surface repairing material is filled. SOLUTION: The wall surface repairing gun is constituted of the main body part (1) in which injection member (60) for injecting the wall surface repairing material (J) to a repairing part of the wall surface is fitted to the tip and the wall surface repairing material (1) is filled inside, a piston (3) for pushing out the wall surface repairing material (J) filled in the main body part (1) by moving in the main body part (1), the guide rod (21) arranged movable in the axial direction of the main body part (1), inserted into the piston (3) to guide the piston (3) and provided with a stopper (27) for preventing the falling-off of the piston (3) at the tip and the grip part (22) attached to the rear end of the guide rod (21), fixed to the main body part (1) in the operation, releasable from the main body part (1) in the non-operation and for sliding the guide rod (21) in the axial direction.
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