DRILL BIT WITH WEIGHT AND TORQUE SENSORS专利检索- 钻头专利检索查询-专利查询网

DRILL BIT WITH WEIGHT AND TORQUE SENSORS
申请号	EP10786748	申请日	2010-06-09	公开(公告)号	EP2440735A4	公开(公告)日	2014-06-25
申请人	BAKER HUGHES INC;			发明人	GLASGOW KEITH; TEODORESCU SORIN GABRIEL; SULLIVAN ERIC; TRINH TU TIEN; PRITCHARD DARYL; CHENG XIAOMIN;
摘要	A drill bit made according to one embodiment includes a bit body and at least one preloaded sensor in the bit body. In one aspect, the sensor may include a sensor element on a sensor body having a first end and a second end and wherein the sensor is preloaded after placing the sensor body in the bit body. In another aspect, the sensor may be preloaded outside the bit body and then placed in the bit body in a manner that enables the sensor to retain the preloading.
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