| 摘要 |
PROBLEM TO BE SOLVED: To prevent a slide pad and a holder from floating from an inner surface of an outer boom member and removing from regular installation positions.SOLUTION: A slide support device 12 includes: a holder 16 disposed on a lower inner surface of the outer boom member 4 and allowing a plurality of slide pads 14 to be held in attitudes in which sliding surfaces 14a thereof are in slide-contact with a lower outer surface of an inner boom member 5; a back side regulating part 18 provided in the lower inner surface of the outer boom member 4 and abutting, from the back side, a back end of the holder 16 so as to prevent movement of the holder 16 to the back end side of the outer boom member 4; a front side regulating part 20 attached to a front end of the outer boom member 4 and abutting, from the front side, a front end of the holder 16 so as to prevent movement of the holder 16 to the front end side of the outer boom member 4; and a back end floating prevention part 22a for preventing the holder 16 from floating from the lower inner surface of the outer boom member 4 by holding a back end held part 26f of the holder 16 between it and the lower inner surface of the outer boom member 4. |
