PURPOSE: To make the fitting angle of a bucket or the like fixed at all times and widen a regulating range by connecting a block body to the arm tip portion holes of a power shovel car through pins. ;CONSTITUTION: Front and rear fitting holes 17, 18 are formed at the upper portion of a side plate 19 that forms a block body, and their positions are fixed, therefore a power shovel car attachment 10 can be fitted to the main arm 11 and link arm 12 of the power shovel car at the same opening angle at all times. Also, load at the time of digging work being conducted by means of a furnished lower portion bucket 45 or the like is received mainly by the block body through a first hook portion 24. At this time, a connection slab 21 is provided at the lower portion of the side plate 19 of the block body, and in addition at its lower part, a fixed support slab is provided, and the first hook portion 24 is provided at its tip, so large load can be supported by the block body.;COPYRIGHT: (C)1996,JPO
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