发明授权
- 专利标题： Drill bit with a sensor for estimating rate of penetration and apparatus for using same
- 专利标题（中）： 用传感器钻头以估计穿透率和使用它的装置
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申请号： US12193332申请日： 2008-08-18
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公开(公告)号： US07946357B2公开(公告)日： 2011-05-24
- 发明人: Tu Tien Trinh , Eric Sullivan , Daryl Pritchard
- 申请人： Tu Tien Trinh , Eric Sullivan , Daryl Pritchard
- 申请人地址： US TX Houston
- 专利权人： Baker Hughes Incorporated
- 当前专利权人： Baker Hughes Incorporated
- 当前专利权人地址： US TX Houston
- 代理机构： Cantor Colburn LLP
- 主分类号： E21B49/00
- IPC分类号： E21B49/00
摘要：
In one embodiment, an apparatus includes a drill bit, a tip on a bit body configured to contact a formation when the drill bit is utilized to cut into the formation, and a spring coupled to the tip. The apparatus also includes a sensor coupled to the spring and configured to provide signals corresponding to the displacement of the tip when the tip is in contact with the formation.
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