Dog-type lockout and position indicator assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8388255
APP PUB NO 20110008099A1
SERIAL NO

12502095

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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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.

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Patent Owner(s)

  • VETCO GRAY INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blue, Robert A Houston, US 1 19
Larson, Eric D Tomball, US 9 166
Leba, John V Cypress, US 1 19

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