Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
David C. Goss
Date of Patent
October 10, 2023
Patent Application Number
16877879
Date Filed
May 19, 2020
Patent Citations
Patent Primary Examiner
Patent abstract
A drive system with full surface drive contact. The drive system tends to maximize the surface contact pattern or area at typical bit-recess reaction (drive) torque values, thereby tending to minimize bit-recess surface contact stresses, coating damage, recess ream and premature bit fatigue failure.
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