Invention Grant
- Patent Title: Dog-type lockout and position indicator assembly
- Patent Title (中): 狗型锁定和位置指示器组合
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Application No.: US12502095Application Date: 2009-07-13
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Publication No.: US08388255B2Publication Date: 2013-03-05
- Inventor: Eric D. Larson , John V. Leba , Robert A. Blue
- Applicant: Eric D. Larson , John V. Leba , Robert A. Blue
- Applicant Address: US TX Houston
- Assignee: Vetco Gray Inc.
- Current Assignee: Vetco Gray Inc.
- Current Assignee Address: US TX Houston
- Agency: Bracewell & Giuliani LLP
- Main IPC: F16D1/116
- IPC: F16D1/116

Abstract:
A connector assembly for connecting two members that allows manual lockdown to prevent accidental disengagement. The connector assembly can be used to connect a tension ring to a housing on a riser by using a lower set of hydraulically actuated dogs. A set of upper hydraulically actuated dogs on the connector assembly can be used to connect the tension ring to a diverter housing mounted on a rig. The connector assembly also has position indicators that ride along with the dogs to indicate whether the dogs are in the engaged or disengaged position.
Public/Granted literature
- US20110008099A1 DOG-TYPE LOCKOUT AND POSITION INDICATOR ASSEMBLY Public/Granted day:2011-01-13
Information query
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