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Pub. No.:    WO/2011/162846    International Application No.:    PCT/US2011/030363
Publication Date: 29.12.2011 International Filing Date: 29.03.2011
E21B 34/02 (2006.01), F16K 3/00 (2006.01)
Applicants: CAMERON INTERNATIONAL CORPORATION [US/US]; 1333 W Loop South, Suite 1700 Houston, Texas 77027 (US) (For All Designated States Except US).
MARTINO, Jerry Allen [US/US]; (US) (For US Only).
VARMA, Vinay Shyamlal [IN/US]; (US) (For US Only).
ADAMS, Keith McKinley [US/US]; (US) (For US Only)
Inventors: MARTINO, Jerry Allen; (US).
VARMA, Vinay Shyamlal; (US).
ADAMS, Keith McKinley; (US)
Agent: SWANSON, Tait R.; Fletcher Yoder PC P.O. Box 692289 Houston, Texas 77269-2289 (US)
Priority Data:
12/820,096 21.06.2010 US
Abstract: front page image
(EN)A system, in certain embodiments, includes a gate valve (38) including a gate disposed within a valve body (40). The gate valve also includes a motorized ball screw actuator (48) having an actuating rod assembly (80) directly coupled to the gate. The motorized ball screw actuator is configured to linearly actuate the actuating rod assembly to drive the gate (68) between an open position and a closed position
(FR)Dans certains modes de réalisation de l'invention, un système comprend un robinet-vanne qui comprend lui-même un opercule disposé dans un corps de robinet-vanne. Le robinet-vanne comprend aussi un actionneur motorisé à vis à billes ayant un ensemble tige d'actionnement accouplé directement à l'opercule. L'actionneur motorisé à vis à billes est configuré pour actionner linéairement l'ensemble tige d'actionnement afin d'entraîner l'opercule entre une position ouverte et une position fermée.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)