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    • 1. 发明申请
    • CONNECTOR
    • 连接器
    • WO2015052500A2
    • 2015-04-16
    • PCT/GB2014/053013
    • 2014-10-07
    • EXPRO NORTH SEA LIMITED
    • TENNANT, AlanTAYLOR, KeithCHARLES, ScottMITCHELL, Craig
    • E21B33/038E21B17/085F16L1/26F16L37/62
    • A connection arrangement for use in establishing a connection with an object comprises a body and a connection member comprising a plurality of dogs each pivotally arranged relative to the body about a pivot axis and including an engagement feature, wherein the dogs are pivotal between an engaged configuration in which the engagement feature is engaged with the object to provide a connection thereto, and a disengaged configuration in which the engagement feature is disengaged from the object. The connection arrangement further includes an actuator member, wherein the dogs and actuator member define a pair of complementary actuation surfaces which cooperate when the actuator member moves from a first to a second direction to cause the plurality of dogs to pivot from the engaged configuration towards the disengaged configuration. A first actuation surface on the actuator member includes a first cam and a second cam which are in continuous contact with a second actuation surface on the plurality of dogs. Three points of contact between each dog, its respective pivot axis and the first and second cams, are formed and arranged to fix the position of each dog relative to a given position of the actuator member, at least until the engagement feature has engaged with the object.
    • 用于建立与物体的连接的连接装置包括主体和连接构件,该连接构件包括多个相对于主体围绕枢轴枢转布置并且包括接合特征的多个卡爪,其中所述卡爪在接合构型之间枢转 其中所述接合特征与所述物体接合以提供与其的连接,以及所述接合特征与所述物体脱离接合的分离构造。 所述连接装置还包括致动器构件,其中所述掣子和致动器构件限定一对互补的致动表面,当所述致动器构件从第一方向移动到第二方向时,所述一对互补致动表面协作,以使所述多个掣子从所述接合构型向所述致动构件枢转 脱离配置。 致动器构件上的第一致动表面包括与多个狗上的第二致动表面连续接触的第一凸轮和第二凸轮。 每个狗,其相应的枢转轴线和第一和第二凸轮之间的三个接触点形成并布置成固定每个狗相对于致动器构件的给定位置的位置,至少直到接合特征与 目的。
    • 2. 发明申请
    • VALVE ASSEMBLY
    • 阀组件
    • WO2015052498A2
    • 2015-04-16
    • PCT/GB2014/053011
    • 2014-10-07
    • EXPRO NORTH SEA LIMITED
    • TENNANT, Alan
    • E21B33/064E21B29/04E21B29/08E21B34/04E21B2034/002
    • A valve assembly for wellbore, downhole or intervention operations, such as for subsea wellbore operations comprises a rotatable valve member having a passage formed therein. The valve assembly is reconfigurable between a first configuration in which the passage is aligned or alignable with a first conduit, and a second configuration in which the passage is misaligned or misalignable with the first conduit, so as to cut or sever and/or clamp apparatus present in the valve member passage prior to reconfiguration. The assembly is configured to apply a maximum cutting force at a particular phase or stage of the reconfiguration.
    • 用于井眼,井下或介入操作(例如用于海底井筒操作)的阀组件包括具有形成在其中的通道的可旋转阀构件。 阀组件可在其中通道与第一导管对准或对准的第一构造和其中通道与第一导管未对准或不对准的第二构造之间重新配置,以切割或切断和/或夹持装置 在重构之前存在于阀构件通道中。 该组件被配置为在重新配置的特定阶段或阶段施加最大切割力。