发明名称 CUTTING EDGE
摘要 A cutting edge which has improved resistance to scratching wear, such resistance being required for cutting edges for snow removal, which has good performance to increase e.g., compressed snow rate, and which can be manufactured at comparatively low cost. The cutting edge comprises a hard member provided at the leading edge of an edge body, the hard member comprising (i) a hard material containing hard grains which are dispersed with high filling density and integrally combined by a metal having a lower melting point than the hard grains and (ii) a protective member which covers at least the front face of the hard material as viewed in the travel direction of the blade and which has impact resistance.</SDOAB >
申请公布号 CA2329613(C) 申请公布日期 2007.04.10
申请号 CA20002329613 申请日期 2000.12.27
申请人 KOMATSU LTD. 发明人 AMANO, MASAHARU;NAGATA, TAKANORI;OKAWA, KAZUHIDE
分类号 E02F3/815;B22F7/06;E01H5/06 主分类号 E02F3/815
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