Invention Grant
- Patent Title: Method of assembling a drill bit with a jack element
- Patent Title (中): 用千斤顶元件组装钻头的方法
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Application No.: US11553651Application Date: 2006-10-27
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Publication No.: US07954401B2Publication Date: 2011-06-07
- Inventor: David R. Hall , Francis E. Leany , Joe Fox , Tyson J. Wilde
- Applicant: David R. Hall , Francis E. Leany , Joe Fox , Tyson J. Wilde
- Applicant Address: US TX Houston
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Houston
- Agency: Holme Roberts & Owens LLP
- Main IPC: B21K5/04
- IPC: B21K5/04

Abstract:
A method of assembling a drill bit with a jack element that includes obtaining a bit body intermediate a shank and a working face, with the working face including a plurality of blades having of at least one cutting element and a receptacle formed proximate a center of the working face. The method further includes attaching a pocket having a central hollow within the receptacle, and securing the jack element within the central hollow with a press fit such that the centerline of the jack element is substantially coaxial with the axis of rotation of the drill bit.
Public/Granted literature
- US20080099243A1 Method of Assembling a Drill Bit with a Jack Element Public/Granted day:2008-05-01
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