Abstract: A valve assembly includes a valve body and an opening extending through the valve body along a longitudinal axis. The valve assembly also includes a valve member arranged within the opening, the valve member being movable, along the longitudinal axis, between an open position and a closed position. The valve assembly includes an upper seal positioned to seal against at least a first portion of the valve body. The valve assembly includes a lower seal positioned to seal against at least a second portion of the valve body, wherein both the upper seal and the lower seal travel with the valve member as the valve member moves between the open position and a closed position.

Abstract: A valve assembly includes an actuator adapted to drive movement of a valve member. The valve assembly also includes a bonnet coupled to the actuator, a valve body coupled to the bonnet, and a fluid end coupled to the valve body. The valve assembly further includes a quick connection system adapted to couple the fluid end to the valve body. The quick connection system includes a plurality of valve body lugs separated by a plurality of spaces, the plurality of valve body lugs extending radially outward from an axis. The quick connection system also includes a plurality of fluid end lugs configured to interact with the plurality of valve body lugs, the plurality of valve body lugs being arranged to axially align with the plurality of fluid end lugs to block axial movement of the fluid end with respect to the valve body.

Abstract: A tubular connection system includes a connector coupled to a tubular segment, the connector having a first bore with a first bore diameter and a mating connector coupled to the connector, the mating connector having a second bore with a second bore diameter. The connector includes a plurality of connector lugs extending into the first bore. The connector also includes a plurality of gaps, respective gaps of the plurality of gaps are arranged between adjacent connector lugs of the plurality of connector lugs in a first alternating pattern. The plurality of connectors lugs are arranged in connector lug rows. The mating connector includes a plurality of mating lugs radially outward. The mating connector also includes a plurality of openings, respective openings of the plurality of openings are arranged between adjacent mating lugs of the plurality of mating lugs. The plurality of mating lugs are arranged in mating lug rows.

Abstract: A tubular connection system includes a connector coupled to a tubular segment, the connector having a first bore with a first bore diameter and a mating connector coupled to the connector, the mating connector having a second bore with a second bore diameter. The connector includes a plurality of connector lugs extending into the first bore. The connector also includes a plurality of gaps, respective gaps of the plurality of gaps are arranged between adjacent connector lugs of the plurality of connector lugs in a first alternating pattern. The plurality of connectors lugs are arranged in connector lug rows. The mating connector includes a plurality of mating lugs radially outward. The mating connector also includes a plurality of openings, respective openings of the plurality of openings are arranged between adjacent mating lugs of the plurality of mating lugs. The plurality of mating lugs are arranged in mating lug rows.

Abstract: A valve assembly includes a valve body and a valve member extending through at least a portion of the valve body. The valve assembly also includes a seat pocket forming an annular recess in the valve body and a seat arrangement positioned at least partially within the seat pocket. The seat arrangement includes a lower seat extending radially inward from the annular recess toward the valve cavity axis. The seat arrangement also includes an upper seat at least partially overlapping the lower seat, the upper seat extending radially inward toward the valve cavity axis to contact the valve member along a seat face. The seat arrangement further includes an interface seal positioned along an interface between the upper seat and the lower seat, the interface seal receiving a fluid pressure to drive the lower seat radially outward and into the annular recess.

Abstract: A valve assembly includes a valve body and an opening extending through the valve body along a longitudinal axis. The valve assembly also includes a valve member arranged within the opening, the valve member being movable, along the longitudinal axis, between an open position and a closed position. The valve assembly includes an upper seal positioned to seal against at least a first portion of the valve body. The valve assembly includes a lower seal positioned to seal against at least a second portion of the valve body, wherein both the upper seal and the lower seal travel with the valve member as the valve member moves between the open position and a closed position.

Abstract: A valve assembly includes a valve body having a flow bore extending along a valve body axis from a first end to a second end, wherein at least one of the first end or the second end includes an opening adapted to receive a fluid end, the opening having an opening diameter sized to enable at least one of a valve member, a valve stem, or a valve seat to be installed through the opening. The valve assembly also includes an actuator adapted to drive movement of a valve member between an open position and a closed position. The valve assembly further includes a bonnet coupled to the actuator, the bonnet being coupled to the valve body at a top location, the bonnet being coupled to the valve body while at least one of the valve member, the valve stem, or the valve seat is installed through the opening.

Abstract: A valve for regulating a fluid flow includes a body with an opening at a top. The valve also includes a bonnet arranged within the opening, The valve further includes a coupling mechanism joining the body to the bonnet. The coupling mechanism includes a plurality of body lugs extending radially inward toward a stem axis, each body lug of the plurality of body lugs being separated from an adjacent body lug by a body opening. The coupling mechanism also includes a plurality of bonnet lugs extending radially outward from the stem axis, each bonnet lug of the plurality of bonnet lugs being separated from an adjacent bonnet lug by a bonnet opening. Each bonnet lug is adapted to axially move through a corresponding body opening to transition an axial position of the bonnet relative to the body.

Abstract: A valve assembly includes a valve body and an opening extending through the valve body along a longitudinal axis. The valve assembly also includes a valve member arranged within the opening, the valve member being movable, along the longitudinal axis, between an open position and a closed position. The valve assembly includes an upper seal positioned to seal against at least a first portion of the valve body. The valve assembly includes a lower seal positioned to seal against at least a second portion of the valve body, wherein both the upper seal and the lower seal travel with the valve member as the valve member moves between the open position and a closed position.

Abstract: An apparatus for actuating an end-member is disclosed. The apparatus includes a housing, a spring within the housing, and a spring plate forming a restriction for the spring within the housing. A brake member is associated with the spring plate for retaining the spring plate in one or more positions. A drive rod is associated with a motor to enable a first movement of the drive rod and to enable a second movement of spring plate. The first movement or the second movement enables the actuating of the end-member in one or more different positions for the end-member. The brake member may be engaged or disengaged to control or decouple spring compression forces in the actuator when the spring is compressed.

Abstract: A valve assembly includes a valve body and a valve member extending through at least a portion of the valve body. The valve assembly also includes a seat pocket forming an annular recess in the valve body and a seat arrangement positioned at least partially within the seat pocket. The seat arrangement includes a lower seat extending radially inward from the annular recess toward the valve cavity axis. The seat arrangement also includes an upper seat at least partially overlapping the lower seat, the upper seat extending radially inward toward the valve cavity axis to contact the valve member along a seat face. The seat arrangement further includes an interface seal positioned along an interface between the upper seat and the lower seat, the interface seal receiving a fluid pressure to drive the lower seat radially outward and into the annular recess.

Abstract: A tubular connection system includes a connector coupled to a tubular segment, the connector having a first bore with a first bore diameter and a mating connector coupled to the connector, the mating connector having a second bore with a second bore diameter. The connector includes a plurality of connector lugs extending into the first bore. The connector also includes a plurality of gaps, respective gaps of the plurality of gaps are arranged between adjacent connector lugs of the plurality of connector lugs in a first alternating pattern. The plurality of connectors lugs are arranged in connector lug rows. The mating connector includes a plurality of mating lugs radially outward. The mating connector also includes a plurality of openings, respective openings of the plurality of openings are arranged between adjacent mating lugs of the plurality of mating lugs. The plurality of mating lugs are arranged in mating lug rows.

Abstract: A valve assembly includes a valve body and a valve member extending through at least a portion of the valve body. The valve assembly also includes a seat pocket forming an annular recess in the valve body and a seat arrangement positioned at least partially within the seat pocket. The seat arrangement includes a lower seat extending radially inward from the annular recess toward the valve cavity axis. The seat arrangement also includes an upper seat at least partially overlapping the lower seat, the upper seat extending radially inward toward the valve cavity axis to contact the valve member along a seat face. The seat arrangement further includes an interface seal positioned along an interface between the upper seat and the lower seat, the interface seal receiving a fluid pressure to drive the lower seat radially outward and into the annular recess.

Abstract: A valve for regulating a fluid flow includes a body with an opening at a top. The valve also includes a bonnet arranged within the opening, The valve further includes a coupling mechanism joining the body to the bonnet. The coupling mechanism includes a plurality of body lugs extending radially inward toward a stem axis, each body lug of the plurality of body lugs being separated from an adjacent body lug by a body opening. The coupling mechanism also includes a plurality of bonnet lugs extending radially outward from the stem axis, each bonnet lug of the plurality of bonnet lugs being separated from an adjacent bonnet lug by a bonnet opening. Each bonnet lug is adapted to axially move through a corresponding body opening to transition an axial position of the bonnet relative to the body.

Abstract: A valve assembly includes an actuator adapted to drive movement of a valve member. The valve assembly also includes a bonnet coupled to the actuator, a valve body coupled to the bonnet, and a fluid end coupled to the valve body. The valve assembly further includes a quick connection system adapted to couple the fluid end to the valve body. The quick connection system includes a plurality of valve body lugs separated by a plurality of spaces, the plurality of valve body lugs extending radially outward from an axis. The quick connection system also includes a plurality of fluid end lugs configured to interact with the plurality of valve body lugs, the plurality of valve body lugs being arranged to axially align with the plurality of fluid end lugs to block axial movement of the fluid end with respect to the valve body.

Abstract: A valve assembly includes a valve body having a flow bore extending along a valve body axis from a first end to a second end, wherein at least one of the first end or the second end includes an opening adapted to receive a fluid end, the opening having an opening diameter sized to enable at least one of a valve member, a valve stem, or a valve seat to be installed through the opening. The valve assembly also includes an actuator adapted to drive movement of a valve member between an open position and a closed position. The valve assembly further includes a bonnet coupled to the actuator, the bonnet being coupled to the valve body at a top location, the bonnet being coupled to the valve body while at least one of the valve member, the valve stem, or the valve seat is installed through the opening.

Abstract: A valve for regulating a fluid flow includes a body portion, a tail portion, and a coupling mechanism joining the body portion to the tail portion. The coupling mechanism includes a plurality of body portion lugs, each body portion lug being separated from an adjacent body portion lug by a body portion opening. The coupling mechanism also includes a plurality of tail portion lugs, each tail portion lug being separated from an adjacent tail portion lug by a tail portion opening. In operation, each body portion lug is adapted to axially move through a corresponding tail portion opening to transition an axial position of the tail portion relative to the body portion, at least one of the tail portion or the body portion being rotatable axially a body portion lug with a tail portion lug to block axial movement of the tail portion relative to the body portion.

Abstract: A valve for regulating a fluid flow includes a body portion, a tail portion, and a coupling mechanism joining the body portion to the tail portion. The coupling mechanism includes a plurality of body portion lugs, each body portion lug being separated from an adjacent body portion lug by a body portion opening. The coupling mechanism also includes a plurality of tail portion lugs, each tail portion lug being separated from an adjacent tail portion lug by a tail portion opening. In operation, each body portion lug is adapted to axially move through a corresponding tail portion opening to transition an axial position of the tail portion relative to the body portion, at least one of the tail portion or the body portion being rotatable axially a body portion lug with a tail portion lug to block axial movement of the tail portion relative to the body portion.

Abstract: Embodiments of the present disclosure include a system for controlling a fluid flow. The system includes a valve body including a bore extending along an axis, an inlet, and an outlet, wherein a flow passage extends transverse the axis from the inlet to the outlet, a stem extending through the bore along the axis, and a valve member coupled to the stem. The valve member is movable along the axis, via the stem, between a closed position where the valve member blocks the flow passage to an open position where the valve member does not block the flow passage. The system also includes a balancing system coupled to the valve member, the balancing system comprising a tether and a balance member, wherein an opening force unseating the valve member is translated to the balance member.

Abstract: A valve assembly includes a valve body and a valve member configured to translate between an open and a closed position. The valve assembly also includes a bonnet coupled to the valve body and a valve stem coupled to the valve member. The valve assembly also includes an actuator coupled to the bonnet. The actuator includes a first drive mechanism positioned to translate a first driving force to the valve stem, the first drive mechanism being in operation during a normal operating condition. The actuator also includes a second drive mechanism positioned to translate a second driving force to the valve stem, the second drive mechanism being in operation during a fail-safe operating condition.