Rolling cutter with improved rolling efficiency
作者： Yuri Burhan , Kjell Haugvaldstad , Yuelin Shen , Youhe Zhang
DOI:
关键词: Composite material 、 Structural engineering 、 Point contact 、 Engineering
摘要: A cutting structure may include an outer support element; and inner rotatable element comprising a surface at its upper end; wherein the comprises least one line contact along circumferential side thereof and/or point bottom face thereof.
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