Non-destructive evaluation of cordage products

    公开(公告)号:US10288538B2

    公开(公告)日:2019-05-14

    申请号:US15282033

    申请日:2016-09-30

    Abstract: A method for non-destructively estimating a current physical condition of a cordage product in-service is described. The method involves obtaining sensor data associated with the cordage product while in-service handling a load. The sensor data includes any combination of cordage product elongation data, applied load data, and diametric data. The method further includes determining an axial stiffness value associated with the cordage product based on the sensor data and estimating a health state of the cordage product based on the determined axial stiffness value. The estimated health state is indicative of the current physical condition of the cordage product.

    Systems and methods for controlling recoil of rope under failure conditions
    2.
    发明授权
    Systems and methods for controlling recoil of rope under failure conditions 有权
    在故障条件下控制绳索后坐的系统和方法

    公开(公告)号:US09573661B1

    公开(公告)日:2017-02-21

    申请号:US14801715

    申请日:2015-07-16

    CPC classification number: B63B21/20 B63B2021/005 B63B2021/203

    Abstract: A rope system adapted to be connected between first and second structures comprises a rope recoil system comprising first and second rope recoil assemblies. The first rope recoil assembly defines a first length and a first predetermined rope recoil maximum limit at which the first rope recoil assembly fails when under tension. The second rope recoil assembly defines a second length, where the second length is longer than the first length. The rope recoil assembly is arranged between the first and second structures such that the rope recoil system is in a first configuration. When at least one of the first and second structures moves away from another of the first and second structures, the first rope recoil assembly fails and the rope recoil system reconfigures into a second configuration.

    Abstract translation: 适于连接在第一和第二结构之间的绳索系统包括绳索后坐系统,其包括第一和第二绳索后坐组件。 第一绳索后坐组件限定了第一长度和第一预定的绳索反冲最大极限,在最大限度下,第一绳索反冲组件在受到张力时失效。 第二绳索后座组件限定第二长度,其中第二长度比第一长度长。 绳索后座组件布置在第一和第二结构之间,使得绳索反冲系统处于第一构型。 当第一和第二结构中的至少一个移动离开第一和第二结构中的另一个结构时,第一绳索后坐组件失效,绳索反冲系统重新配置成第二配置。

    DIRECTIONAL ROPE STRUCTURES AND METHODS AND MOORING SYSTEMS INCLUDING DIRECTIONAL ROPE SYSTEMS AND METHODS

    公开(公告)号:US20210214890A1

    公开(公告)日:2021-07-15

    申请号:US17144727

    申请日:2021-01-08

    Abstract: A rope structure defining first and second ends and comprising first and second directional strands defining a first and second characteristics, respectively, and at least one additional strand. The second directional strand is distinguishable from the first directional strand and the at least one additional strand is distinguishable from the first and second directional strands based on the first and second characteristics. A first adjacent portion defined by the first directional strand and a second adjacent portion defined by the second directional strand are arranged within intermediate sections of the rope structure such that the first adjacent portion(s) of the first directional strand is(are) closer to the first end of the rope than the second adjacent portion(s) of the second directional strand and the second adjacent portion is(are) closer to the second end of the rope than the first adjacent portion.

    ROPE STRUCTURES, SYSTEMS, AND METHODS INCORPORATING RFID TRANSMITTERS

    公开(公告)号:US20190276982A1

    公开(公告)日:2019-09-12

    申请号:US16294454

    申请日:2019-03-06

    Inventor: James R. Plaia

    Abstract: An RFID rope structure comprises an RFID thread and a plurality of rope elements. The RFID thread comprises a carrying structure and a plurality of RFID systems supported by the carrying structure. The plurality of rope elements are combined to define a reference axis. The RFID thread is supported by the rope elements such that each of the RFID systems is arranged at a predetermined location along the rope reference axis.

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