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US Patent 8984734 Step-to-step wedge thread connections and related methods

Patent 8984734 was granted and assigned to Hydril on March, 2015 by the United States Patent and Trademark Office.

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Patent
Patent

Patent attributes

Patent Applicant
Hydril
Hydril
Current Assignee
Hydril
Hydril
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
8984734
Patent Inventor Names
David Llewellyn Mallis0
Gary Wayne Ward0
Date of Patent
March 24, 2015
Patent Application Number
13861131
Date Filed
April 11, 2013
Patent Primary Examiner
‌
John C. Hong
Patent abstract

A threaded connection includes a pin member comprising a first pin step and a second pin step, and pin wedge threads disposed on each of the first and second pin steps and a box member comprising a first box step and a second box step, and box wedge threads disposed on each of the first and second box steps, wherein an axial separation of the first and second pin steps differs from an axial separation of the first and second box steps.

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