Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 28, 2019
Patent Application Number
15184848
Date Filed
June 16, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A drill stem safety valve actuator that eliminates the need for a hydraulic union. The actuator can include a mounting sleeve that can be affixed to the valve, that can further have a pinion gear that can rotate a ball valve. The actuator can include a rack sleeve slidably disposed on the mounting sleeve, having a rack configured to engage the pinion wherein sliding the rack sleeve linearly along the length of the mounting sleeve rotates the pinion, thus, the ball valve.
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