发明名称 STEM WEAR GUARD
摘要 A stem guard for a stem of a raise bore drill includes at least one wear pad attachable to the device. At least one volume of wear resistant material is joined with the at least one wear pad to form a wear pad assembly. The wear pad assembly is fixedly secured to the stem. A method of forming a wear pad assembly for protecting a device includes the steps of providing at least one volume of wear resistant material. The at least one volume of wear resistant material is joined to a protective material to form at least one wear pad assembly. At least one wear pad assembly is attached to the device and the at least one wear pad assembly is fixed to the device to protect the same from wear.
申请公布号 EP3004515(A2) 申请公布日期 2016.04.13
申请号 EP20140734907 申请日期 2014.06.06
申请人 SANDVIK INTELLECTUAL PROPERTY AB 发明人 BARNES, ANDREW;KIRBY, NOEL
分类号 E21B7/28;E21B10/28;E21B17/04 主分类号 E21B7/28
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