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TREPAN ET PROCEDE DE PRODUCTION D'UN TREPAN
专利权人:
SURGIBIT IP HOLDINGS PTY LIMITED
发明人:
ELLIS, LIAM PATRICK
申请号:
CA2857354
公开号:
CA2857354C
申请日:
2003.08.07
申请国别(地区):
CA
年份:
2015
代理人:
摘要:
A drill bit comprising: a shaft which has a pyramidal shaped end defining a drill tip with a plurality of edges defining the pyramidal shape; and one or more recesses for directing away debris produced whilst drilling, the or each recess having a first portion extending along the shaft and a second portion which extends along the drill tip, wherein the second portion of the or each recess extends along an edge of the drill tip.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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