US 12,379,048 B2
Electrical actuator
Terje Hjertvikrem, Sandnes (NO); and Surendra Nadkarni, Stavanger (NO)
Assigned to Vetco Gray Scandinavia AS, Stavanger (NO)
Appl. No. 18/002,205
Filed by Vetco Gray Scandinavia AS, Stavanger (NO)
PCT Filed Jun. 21, 2021, PCT No. PCT/EP2021/025221
§ 371(c)(1), (2) Date Dec. 16, 2022,
PCT Pub. No. WO2021/259519, PCT Pub. Date Dec. 30, 2021.
Prior Publication US 2023/0220928 A1, Jul. 13, 2023
Int. Cl. F16K 31/04 (2006.01); F16K 37/00 (2006.01); E21B 34/00 (2006.01)
CPC F16K 37/0041 (2013.01) [E21B 34/00 (2013.01); F16K 31/04 (2013.01)] 20 Claims
OG exemplary drawing
 
1. Electrical actuator for a subsea hydrocarbon extraction valve assembly, the electrical actuator comprising:
an electronics chamber, comprising a control unit;
a utility chamber, comprising at least one sensor unit including a sensor; and
a penetration plate, separating the electronics chamber and the utility chamber; wherein
each sensor unit is configured to wirelessly communicate a data signal, obtained by the sensor, to the control unit.