Adjustable Riser Suspension and Sealing System

An adjustable riser suspension system for suspending a riser under tension including a riser hanger, a mating sleeve rotationally coupled to the riser hanger, a ratchet-latch sleeve located inside the mating sleeve with an external profile configured to engage an internal profile of the mating sleeve and an internal profile configured to engage an externally threaded face of the riser. The riser hanger and mating sleeve are configured to move downward relative to the riser such that the mating sleeve fits over at least a portion of the riser, causing the ratchet-latch device to ratchet over the external threads of the riser. The mating sleeve is configured to rotate relative to the riser, causing the internal and external profiles of ratchet-latch device to lock the riser and the mating sleeve to prevent movement of the riser relative to the mating sleeve.

Adjustable riser suspension and sealing system

An adjustable riser suspension system for suspending a riser under tension including a riser hanger, a mating sleeve rotationally coupled to the riser hanger, a ratchet-latch sleeve located inside the mating sleeve with an external profile configured to engage an internal profile of the mating sleeve and an internal profile configured to engage an externally threaded face of the riser. The riser hanger and mating sleeve are configured to move downward relative to the riser such that the mating sleeve fits over at least a portion of the riser, causing the ratchet-latch device to ratchet over the external threads of the riser. The mating sleeve is configured to rotate relative to the riser, causing the internal and external profiles of ratchet-latch device to lock the riser and the mating sleeve to prevent movement of the riser relative to the mating sleeve.

Adjustable riser suspension and sealing system

Adjustable mudline tubing hanger suspension system

WELLHEAD TUBULAR CONNECTOR

Systems and methods are provided that may include employing a lockscrew to provide radial and axial force in connecting tubular members in a mineral extraction system. The lockscrew may be angled relative to the tubular members, at an angle that is greater than 0 degrees and less than 90 degrees. Further, the lockscrew may have an end portion which mates with a slot in a locking segment, and the lockscrew and locking segment may be moved from an unlocked to a locked position. In a locked position, the lockscrew exerts force axially downward and radially inward to push the locking segment against a tubular member, locking the member in place. The interconnection between the lockscrew and the locking segment may enable easier installation and may utilize parts which may be easier to manufacture. Furthermore, the angle of the lockscrew may provide improved support for tubular members.

Wellhead tubular connector

Systems and methods are provided that may include employing a lockscrew to provide radial and axial force in connecting tubular members in a mineral extraction system. The lockscrew may be angled relative to the tubular members, at an angle that is greater than 0 degrees and less than 90 degrees. Further, the lockscrew may have an end portion which mates with a slot in a locking segment, and the lockscrew and locking segment may be moved from an unlocked to a locked position. In a locked position, the lockscrew exerts force axially downward and radially inward to push the locking segment against a tubular member, locking the member in place. The interconnection between the lockscrew and the locking segment may enable easier installation and may utilize parts which may be easier to manufacture. Furthermore, the angle of the lockscrew may provide improved support for tubular members.

Angled-penetrator device and system

In accordance with an exemplary embodiment, a tubing hanger having an angled auxiliary bore is provided. The auxiliary bore may receive a penetrator for a cabling system that powers a submersible pump. The auxiliary bore is angled with respect to the production bore of the tubing hanger. As a result, the penetrator exits the lower end of the tubing hanger at a location relatively close to the production tubing. This facilitates the use of a smaller-diameter production casing or casing hanger, in turn helping to reduce potential costs, for instance.

Adjustable Riser Suspension System

A riser suspension system for suspending a riser from a subsea wellhead housing using a running tool. The system comprises a surface wellhead housing, a riser hanger and a load shoulder. The surface wellhead housing comprises a bore, a shoulder profile, a lock profile and a support ring. The riser hanger assembly comprises a hanger body, an adjustable suspension mechanism rotationally coupled with the hanger body and a lock ring expandable into engagement with the lock profile. The load shoulder assembly couples with the riser hanger assembly and comprises a lock ring expandable into engagement with the shoulder profile. The invention further claims a multi-function running tool that requires only a single trip and which can manipulate, latch and back up a tie-back adapter into the downhole equipment and provide positive preloaded, locked-in, tension of the riser. 1. A system for tying back a riser under tension from a platform to a subsea wellhead housing using a running tool , comprising:a surface wellhead housing comprising a bore; a hanger body to support the riser; and', 'an adjustable suspension mechanism coupled with the hanger body;, 'a riser hanger assembly installable in the bore and comprisinga load shoulder assembly releasably coupled with the riser hanger assembly and comprising a load shoulder, the load shoulder assembly being releasable from the riser hanger assembly and lockable to the wellhead housing inside the bore using force from the riser hanger assembly; andwherein the adjustable suspension mechanism is axially adjustable relative to the hanger body to engage the load shoulder and support the riser hanger with the riser in tension.2. The adjustable riser suspension system of claim 1 , further comprising: a bore wall; and', 'a support ring selectively extendable from a position recessed into the bore wall to an extended position within the bore; and, 'the surface wellhead housing further comprisingwherein the load shoulder assembly is ...

Adjustable actuator

An apparatus to define a shoulder within equipment includes a pin assembly and an actuator. The pin assembly includes a pin assembly housing with a passage formed therethrough, a pin movably positionable, at least partially, within the passage of the pin assembly housing, an outer stop to limit outward movement of the pin within the passage of the pin assembly housing, and an inner stop to limit inward movement of the pin within the passage of the pin assembly housing. The actuator is operably coupled to the pin assembly such that the actuator is capable of moving the pin within the pin assembly housing of the pin assembly.

Wellhead tubular connector

Systems and methods are provided that may include employing a lockscrew to provide radial and axial force in connecting tubular members in a mineral extraction system. The lockscrew may be angled relative to the tubular members, at an angle that is greater than 0 degrees and less than 90 degrees. Further, the lockscrew may have an end portion which mates with a slot in a locking segment, and the lockscrew and locking segment may be moved from an unlocked to a locked position. In a locked position, the lockscrew exerts force axially downward and radially inward to push the locking segment against a tubular member, locking the member in place. The interconnection between the lockscrew and the locking segment may enable easier installation and may utilize parts which may be easier to manufacture. Furthermore, the angle of the lockscrew may provide improved support for tubular members.

Adjustable Actuator

An apparatus to define a shoulder within equipment includes a pin assembly and an actuator. The pin assembly includes a pin assembly housing with a passage formed therethrough, a pin movably positionable, at least partially, within the passage of the pin assembly housing, an outer stop to limit outward movement of the pin within the passage of the pin assembly housing, and an inner stop to limit inward movement of the pin within the passage of the pin assembly housing. The actuator is operably coupled to the pin assembly such that the actuator is capable of moving the pin within the pin assembly housing of the pin assembly.

Adjustable mudline tubing hanger suspension system

An adjustable mudline suspension system, including a tubing hanger having an exterior profile, a clamp having an inner profile to mate with the exterior profile of the tubing hanger, a biasing element to bias the clamp radially inward into an engaged position where the inner and exterior profiles are mated, and a piston to bias the clamp radially outward into a disengaged position where the inner and exterior profiles are not mated when hydraulically actuated. The weight of the tubing hanger is supported by the adjustable mudline suspension system when the interior profile of the clamp mates with the exterior profile of the hanger.

WELLHEAD TUBULAR CONNECTOR

Systems and methods are provided that may include employing a lockscrew to provide radial and axial force in connecting tubular members in a mineral extraction system. The lockscrew may be angled relative to the tubular members, at an angle that is greater than 0 degrees and less than 90 degrees. Further, the lockscrew may have an end portion which mates with a slot in a locking segment, and the lockscrew and locking segment may be moved from an unlocked to a locked position. In a locked position, the lockscrew exerts force axially downward and radially inward to push the locking segment against a tubular member, locking the member in place. The interconnection between the lockscrew and the locking segment may enable easier installation and may utilize parts which may be easier to manufacture. Furthermore, the angle of the lockscrew may provide improved support for tubular members.

Adjustable riser suspension and sealing system

An adjustable riser suspension system for suspending a riser under tension including a riser hanger, a mating sleeve rotationally coupled to the riser hanger, a ratchet-latch sleeve located inside the mating sleeve with an external profile configured to engage an internal profile of the mating sleeve and an internal profile configured to engage an externally threaded face of the riser. The riser hanger and mating sleeve are configured to move downward relative to the riser such that the mating sleeve fits over at least a portion of the riser, causing the ratchet-latch device to ratchet over the external threads of the riser. The mating sleeve is configured to rotate relative to the riser, causing the internal and external profiles of ratchet-latch device to lock the riser and the mating sleeve to prevent movement of the riser relative to the mating sleeve.

System and method for actuating multiple valves

A system includes a support structure that is configured to be positioned at a fixed location relative to a component of a mineral extraction system. The system also includes a drive assembly having a drive motor and a valve attachment, and the drive assembly is configured to move about the support structure and to actuate multiple valves of the component of the mineral extraction system.

SYSTEM AND METHOD FOR ACTUATING MULTIPLE VALVES

A system includes a support structure that is configured to be positioned at a fixed location relative to a component of a mineral extraction system. The system also includes a drive assembly having a drive motor and a valve attachment, and the drive assembly is configured to move about the support structure and to actuate multiple valves of the component of the mineral extraction system. 1. A system , comprising:a support structure configured to be positioned at a fixed location relative to a component of a mineral extraction system; anda drive assembly comprising a drive motor and a valve attachment, wherein the drive assembly is configured to move about the support structure and to actuate multiple valves of the component of the mineral extraction system.2. The system of claim 1 , wherein the drive motor is configured to drive the valve attachment to engage a respective corresponding component of a first valve of the multiple valves to enable actuation of the first valve of the multiple valves.3. The system of claim 1 , wherein the drive assembly is configured to actuate at least one of the multiple valves via linear motion of the valve attachment.4. The system of claim 1 , wherein the drive assembly is configured to actuate at least one of the multiple valves via rotational motion of the valve attachment.5. The system of claim 1 , comprising an articulating arm configured to support the drive assembly.6. The system of claim 1 , comprising a controller configured to instruct a power source to provide power to the drive motor to drive the valve attachment to actuate the multiple valves.7. The system of claim 1 , comprising a controller claim 1 , wherein the controller is configured to instruct a power source to provide power to a first motor to move the drive assembly about the support structure to a first location at which the drive assembly is aligned with a first valve of the multiple valves and to instruct the power source to provide power to the drive motor ...

WELLHEAD TUBULAR CONNECTOR

Systems and methods are provided that may include employing a lockscrew to provide radial and axial force in connecting tubular members in a mineral extraction system. The lockscrew may be angled relative to the tubular members, at an angle that is greater than 0 degrees and less than 90 degrees. Further, the lockscrew may have an end portion which mates with a slot in a locking segment, and the lockscrew and locking segment may be moved from an unlocked to a locked position. In a locked position, the lockscrew exerts force axially downward and radially inward to push the locking segment against a tubular member, locking the member in place. The interconnection between the lockscrew and the locking segment may enable easier installation and may utilize parts which may be easier to manufacture. Furthermore, the angle of the lockscrew may provide improved support for tubular members.

Booster assembly for gate valves

A booster assembly includes a booster body configured to removably couple to an actuator body of an actuator of a gate valve, a booster stem configured to removably couple to an actuator stem of the actuator, and a booster biasing member configured to provide a supplemental force to supplement an actuating force applied by the actuator to drive a gate of the gate valve from an open position to a closed position.

Adjustable Mudline Tubing Hanger Suspension System

An adjustable mudline suspension system, including a tubing hanger having an exterior profile, a clamp having an inner profile to mate with the exterior profile of the tubing hanger, a biasing element to bias the clamp radially inward into an engaged position where the inner and exterior profiles are mated, and a piston to bias the clamp radially outward into a disengaged position where the inner and exterior profiles are not mated when hydraulically actuated. The weight of the tubing hanger is supported by the adjustable mudline suspension system when the interior profile of the clamp mates with the exterior profile of the hanger. 1. An adjustable mudline suspension system , comprising:a tubing hanger comprising an exterior profile;a clamp comprising an inner profile to mate with the exterior profile of the tubing hanger;a biasing element to bias the clamp radially inward into an engaged position where the inner and exterior profiles are mated; anda hydraulically actuated piston to bias the clamp radially outward into a disengaged position where the inner and exterior profiles are not mated;wherein the weight of the tubing hanger is supported by the adjustable mudline suspension system when the interior profile of the clamp mates with the exterior profile of the hanger.2. The adjustable mudline suspension system of wherein the inner profile of the clamp comprises a plurality of stacked teeth.3. The adjustable mudline suspension system of wherein the biasing element comprises a spring screw that exerts a downward spring force on the clamp.4. The adjustable mudline suspension system of wherein the downward spring force is translated into a radially inward force as a result of a lower end of the clamp engaging a surface having a sloped profile.5. The adjustable mudline suspension system of further comprising a housing containing a locking piston to prevent radially outward movement of the clamp.6. The adjustable mudline suspension system of further comprising an ...

BOOSTER ASSEMBLY FOR GATE VALVES

A booster assembly includes a booster body configured to removably couple to an actuator body of an actuator of a gate valve, a booster stem configured to removably couple to an actuator stem of the actuator, and a booster biasing member configured to provide a supplemental force to supplement an actuating force applied by the actuator to drive a gate of the gate valve from an open position to a closed position.

SYSTEM AND METHOD FOR ACTUATING MULTIPLE VALVES

A system includes a support structure that is configured to be positioned at a fixed location relative to a component of a mineral extraction system. The system also includes a drive assembly having a drive motor and a valve attachment, and the drive assembly is configured to move about the support structure and to actuate multiple valves of the component of the mineral extraction system.

Adjustable Riser Suspension and Sealing System

An adjustable riser suspension system for suspending a riser under tension including a riser hanger, a mating sleeve rotationally coupled to the riser hanger, a ratchet-latch sleeve located inside the mating sleeve with an external profile configured to engage an internal profile of the mating sleeve and an internal profile configured to engage an externally threaded face of the riser. The riser hanger and mating sleeve are configured to move downward relative to the riser such that the mating sleeve fits over at least a portion of the riser, causing the ratchet-latch device to ratchet over the external threads of the riser. The mating sleeve is configured to rotate relative to the riser, causing the internal and external profiles of ratchet-latch device to lock the riser and the mating sleeve to prevent movement of the riser relative to the mating sleeve. 1. A running tool configured to manipulate an adjustable riser suspension system to suspend a riser under tension , comprising:a work string configured to detachably couple to the riser;a piston affixed to the work string;an expansion cylinder disposed about the piston, wherein the expansion cylinder is configured to communicate with a riser hanger coupled to a mating sleeve;an annular slug affixed to the work string, wherein the annular slug comprises a hydraulic conduit;hydraulic sleeves disposed about the upper and lower portions of the annular slug that define hydraulic chambers, wherein the hydraulic chambers are coupled by the hydraulic conduit and wherein each of the hydraulic sleeves further comprises a guide pin on its exterior surface; anda rotating sleeve disposed about the annular slug and having a helical groove on its interior surface, wherein the helical groove is engaged by the guide pins on the exterior surfaces of the hydraulic sleeves such that axial expansion of the hydraulic sleeves rotates the rotating sleeve.2. The running tool of claim 1 , wherein the expansion cylinder is configured to ...

Adjustable Mudline Tubing Hanger Suspension System

An adjustable mudline suspension system, including a tubing hanger having an exterior profile, a clamp having an inner profile to mate with the exterior profile of the tubing hanger, a biasing element to bias the clamp radially inward into an engaged position where the inner and exterior profiles are mated, and a piston to bias the clamp radially outward into a disengaged position where the inner and exterior profiles are not mated when hydraulically actuated. The weight of the tubing hanger is supported by the adjustable mudline suspension system when the interior profile of the clamp mates with the exterior profile of the hanger. 1. An adjustable mudline suspension system , comprising:a mudline housing comprising an inner profile;a dog of a tubing hanger comprising an exterior profile configured to mate with the inner profile of the mudline housing;a biasing element configured to bias the dog radially inward into a disengaged position where the inner and exterior profiles are not mated; anda hydraulically actuated piston configured to bias the dog radially outward into an engaged position where the inner and exterior profiles are mated;wherein the adjustable mudline suspension system is configured to support the weight of the tubing hanger when the exterior profile of the dog is mated with the interior profile of the mudline housing.2. The adjustable mudline suspension system of claim 1 , wherein the inner profile of the mudline housing comprises a plurality of stacked teeth.3. The adjustable mudline suspension system of claim 1 , wherein the biasing element comprises a spring screw that biases the dog radially inward.4. The adjustable mudline suspension system of claim 1 , further comprising a lockring configured to prevent movement of the piston.5. The adjustable mudline suspension system of claim 4 , wherein the lockring is radially biased outward and configured to engage a radial recess in the mudline housing.6. The adjustable mudline suspension system of ...

System and method for actuating multiple valves

A system includes a support structure that is configured to be positioned at a fixed location relative to a component of a mineral extraction system. The system also includes a drive assembly having a drive motor and a valve attachment, and the drive assembly is configured to move about the support structure and to actuate multiple valves of the component of the mineral extraction system.

Angled-penetrator device and system

In accordance with an exemplary embodiment, a tubing hanger having an angled auxiliary bore is provided. The auxiliary bore may receive a penetrator for a cabling system that powers a submersible pump. The auxiliary bore is angled with respect to the production bore of the tubing hanger. As a result, the penetrator exits the lower end of the tubing hanger at a location relatively close to the production tubing. This facilitates the use of a smaller-diameter production casing or casing hanger, in turn helping to reduce potential costs, for instance.

ANGLED-PENETRATOR DEVICE AND SYSTEM

In accordance with an exemplary embodiment, a tubing hanger having an angled auxiliary bore is provided. The auxiliary bore may receive a penetrator for a cabling system that powers a submersible pump. The auxiliary bore is angled with respect to the production bore of the tubing hanger. As a result, the penetrator exits the lower end of the tubing hanger at a location relatively close to the production tubing. This facilitates the use of a smaller-diameter production casing or casing hanger, in turn helping to reduce potential costs, for instance.

Adjustable mudline tubing hanger suspension system

An adjustable mudline suspension system, including a tubing hanger having an exterior profile, a clamp having an inner profile to mate with the exterior profile of the tubing hanger, a biasing element to bias the clamp radially inward into an engaged position where the inner and exterior profiles are mated, and a piston to bias the clamp radially outward into a disengaged position where the inner and exterior profiles are not mated when hydraulically actuated. The weight of the tubing hanger is supported by the adjustable mudline suspension system when the interior profile of the clamp mates with the exterior profile of the hanger.

ANGLED-PENETRATOR DEVICE AND SYSTEM

In accordance with an exemplary embodiment, a tubing hanger having an angled auxiliary bore is provided. The auxiliary bore may receive a penetrator for a cabling system that powers a submersible pump. The auxiliary bore is angled with respect to the production bore of the tubing hanger. As a result, the penetrator exits the lower end of the tubing hanger at a location relatively close to the production tubing. This facilitates the use of a smaller-diameter production casing or casing hanger, in turn helping to reduce potential costs, for instance. 1. A wellhead member comprising:a wellhead member body;a first bore extending axially through the body from a first end of the body to a second end; anda second bore extending through the body from the first end to the second end, wherein the first bore and second bore are non-parallel.2. The wellhead member of claim 1 , wherein the wellhead member body comprises a tubing hanger.3. The wellhead member of claim 1 , wherein the first and second bores are oriented at an acute angle relative to one another.4. The wellhead member of claim 3 , wherein the acute angle is less than approximately 45 degrees.5. The wellhead member of claim 3 , wherein the acute angle is less than approximately 30 degrees.6. The wellhead member of claim 3 , wherein the acute angle is less than approximately 15 degrees.7. The wellhead member of claim 1 , wherein the first bore is aligned along a production flow path of a wellhead claim 1 , and the second bore is non-parallel and non-perpendicular to the production flow path.8. The wellhead member of claim 1 , wherein the second bore is configured to receive a cabling insert to route one or more cables to a device within the first bore.9. The wellhead member of claim 8 , comprising the cabling insert disposed in the second bore and a submergible pump disposed in the first bore claim 8 , wherein the cabling insert includes at least one cable coupled to the submergible pump.10. The wellhead member of ...

adjustable slurry driving line pipe hanger suspension system

resumo patente de invenção: "sistema de suspensão de suspensor de tubulação de linha de condução de lama ajustável". a presente invenção refere-se a um sistema de suspensão de linha de condução de lama ajustável que inclui um suspensor de tubulação que tem um perfil exterior, uma braçadeira que tem um perfil interno para se emparelhar com o perfil exterior do suspensor de tubulação, um elemento de enviesamento para enviesar a braçadeira radialmente para dentro para uma posição engatada onde os perfis interno e exterior são emparelhados, e um pistão para enviesar a braçadeira radialmente para fora para uma posição desengatada onde os perfis interno e exterior não são emparelhados quando atuados hidraulicamente. o peso do suspensor de tubulação é sustentado pelo sistema de suspensão de linha de condução de lama ajustável quando o perfil interior da braçadeira se emparelha com o perfil exterior do suspensor. Patent Summary: "Adjustable Mud Lead Line Pipe Suspension Suspension System". The present invention relates to an adjustable slurry pipeline suspension system including a pipe hanger having an outer profile, a clamp having an inner profile to match the outer profile of the pipe hanger, a biasing element for biasing the clamp radially inward to a engaged position where the inner and outer profiles are paired, and a piston for biasing the clamp radially outwardly to a disengaged position where the inner and outer profiles are not paired when hydraulically actuated. The weight of the pipe hanger is supported by the adjustable mudline suspension system when the inner profile of the clamp matches the outer profile of the hanger.

Wellhead tubular connector

Wellhead tubular connector

Systems and methods are provided that may include employing a lockscrew (52) to provide radial and axial force in connecting tubular members in a mineral extraction system (10). The lockscrew may be angled relative to the tubular members, at an angle that is greater than 0 degrees and less than 90 degrees. Further, the lockscrew may have an end portion which mates with a slot in a locking segment (54), and the lockscrew and locking segment may be moved from an unlocked to a locked position. In a locked position, the lockscrew exerts force axially downward and radially inward to push the locking segment against a tubular member, locking the member in place. The interconnection between the lockscrew and the locking segment may enable easier installation and may utilize parts which may be easier to manufacture. Furthermore, the angle of the lockscrew may provide improved support for tubular members.

método e sistema de extração mineral

conector tubular da cabeça de poço. a presente invenção referese-a sistemas e métodos que são fornecidos e podem incluir empregar um parafuso de trava para fornecer força radial e axial na conexão dos membros tubulares em um sistema de extração mineral. o parafuso de trava pode ser colocado em um ângulo com relação aos membros tubulares, em um ângulo que é maior do que 0 grau e menor do que 90 graus. ainda, o parafuso de trava pode ter uma parte final que entra em contato com um compartimento em ums egmento de trava, e o parafuso de trava e segmento de trava pode ser movido de uma posição destravada para uma posição travada. em uma posição travada, o parafuso de trava exerce a força axialmente para baixo e radialmente para dentro para empurrar o segmento de trava contra um membro tubular, travando o membro no lugar. a interconexão entre o parafuso de trava e o segmento de trava pode permitir uma instalação mais fácil e pode utilizar partes que podem ser mais fáceis de fabricar. além disso, o ângulo do parafuso d etrava pode fornecer o suporte melhorado para membros tubulares.

Adjustable riser suspension and sealing system

Wellhead tubular connector

Systems and methods are provided that may include employing a lockscrew (52) to provide radial and axial force in connecting tubular members in a mineral extraction system (10). The lockscrew may be angled relative to the tubular members, at an angle that is greater than 0 degrees and less than 90 degrees. Further, the lockscrew may have an end portion which mates with a slot in a locking segment (54), and the lockscrew and locking segment may be moved from an unlocked to a locked position. In a locked position, the lockscrew exerts force axially downward and radially inward to push the locking segment against a tubular member, locking the member in place. The interconnection between the lockscrew and the locking segment may enable easier installation and may utilize parts which may be easier to manufacture. Furthermore, the angle of the lockscrew may provide improved support for tubular members.

Wellhead tubular connector

System and method for actuating multiple valves

A system includes a support structure that is configured to be positioned at a fixed location relative to a component of a mineral extraction system. The system also includes a drive assembly having a drive motor and a valve attachment, and the drive assembly is configured to move about the support structure and to actuate multiple valves of the component of the mineral extraction system.

Wellhead tubular connector

Systems and methods are provided that may include employing a lockscrew to provide radial and axial force in connecting tubular members in a mineral extraction system. The lockscrew may be angled relative to the tubular members, at an angle that is greater than 0 degrees and less than 90 degrees. Further, the lockscrew may have an end portion which mates with a slot in a locking segment, and the lockscrew and locking segment may be moved from an unlocked to a locked position. In a locked position, the lockscrew exerts force axially downward and radially inward to push the locking segment against a tubular member, locking the member in place. The interconnection between the lockscrew and the locking segment may enable easier installation and may utilize parts which may be easier to manufacture. Furthermore, the angle of the lockscrew may provide improved support for tubular members.