| 摘要 |
<P>PROBLEM TO BE SOLVED: To shorten an installation time while reducing a load to cylinders provided at a super-long attachment in an attitude holding frame for holding the super-long attachment. Ž<P>SOLUTION: The attitude holding frame 2 for the super-long attachment 3 holds the super-long attachment 3 including a boom 7 mounted to a main boom of a hydraulic shovel, a relay boom 47, an arm 57 and cylinders 15, 19 connecting the relay boom 47 to the boom 7, in a folded state so that a tip part 57a of the arm 57 faces the base end side 7a of the boom 7. The attitude holding frame 2 includes a frame body 23 extended in the longitudinal direction of the boom and provided to surround the super-long attachment 3 from both right and left sides and the lower side; a base end side receiving member 39 supporting the base end side of the boom 7 by a rigid body; a tip side receiving member 41 supporting the tip side of the boom 7 by a rigid body in a position higher than the base end side receiving member 39; and a shock absorber 43 for elastically supporting the arm 57. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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