The device as set forth in claim 1, wherein the at least one hinge fitting includes a plurality of shear pin slots configured to receive corresponding shear pins.

该装置所规定的索赔1 ，其中至少有一个铰链配件包括一个多元化的剪切针插槽配置得到相应的剪切销。

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The connection type between the vertical guide plate of the vertical adjusting mechanism and the positioning plate can adopt compression-fitting connection or dowel pin type connection.

纵向调节机构的纵向导板与定位板之间的连接方式可采用压紧连接或柱销式连接。

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Qualitative analysis of the effect of fitting between pin and bushing of an excavator attachment on operation situation is conducted. Possible problems and factors exerting influences are pointed out.

对挖掘机工作装置轴与轴套的配合在使用状况中的影响进行定性的分析，提出可能出现的问题及影响因素。

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