U-BOLT AND CONSTRUCTION METHOD
    1.
    发明公开

    公开(公告)号:US20240084837A1

    公开(公告)日:2024-03-14

    申请号:US18273007

    申请日:2021-01-25

    CPC classification number: F16B31/02

    Abstract: A U-bolt (10) according to the present disclosure is a U-bolt (10) fastened to a fastened object (2), the U-bolt including: a body part (11) which include a pair of shaft parts (111) aligned in a first direction and extending in a second direction orthogonal to the first direction, and a bridge part (112) which connects one ends of each of the pair of shaft parts (111), includes a U-shaped apex formed by the U-bolt (10), and is configured to be linearly symmetric with respect to an imaginary straight line (OX) extending in the second direction; and a pair of screw parts (12) provided at the other ends of each of the pair of shaft parts (111), in which a length mark indicating an index related to a length of the body part (11) along a direction in which the body part (11) extends from the apex is attached to each of the pair of shaft parts (111).

    CONSTRUCTION SYSTEM, CONSTRUCTION METHOD, AND U-BOLT

    公开(公告)号:US20240093713A1

    公开(公告)日:2024-03-21

    申请号:US18272997

    申请日:2021-01-21

    CPC classification number: F16B31/02 F16B35/041

    Abstract: An installing system (100) according to the present disclosure includes a U-bolt (10) which includes a pair of shaft parts (11) aligned in a first direction and extending in a second direction orthogonal to the first direction, and a bridge part (12) that connects one ends of each of the pair of shaft parts (11); and a measurer (20), in which a strain gauge (14) which outputs a signal corresponding to a strain of the shaft parts (11) in the second direction is embedded in each of the pair of shaft parts (11), in line symmetry with respect to a straight line (OX) including an apex (0) of the U-shape and extending in the second direction, and the measurer (20) measures the strain of each of the pair of shaft parts (11) in the second direction, from an output signal of the strain gauge (14) embedded in each of the pair of shaft parts (11).

    MEASURING SYSTEM AND MEASURING METHOD

    公开(公告)号:US20230023924A1

    公开(公告)日:2023-01-26

    申请号:US17791146

    申请日:2020-01-08

    Abstract: A measurement system for measuring a subgrade reaction coefficient of a plurality of layers having different depths in a ground is provided. The system includes an object provided on a ground surface of the ground. An earth pressure gauge measures an earth pressure of the plurality of layers with respect to a load of the object. A settlement gauge measures a settlement amount of the plurality of layers with respect to the load of the object. The disclosed technology calculates the subgrade reaction coefficient of the plurality of layers on the basis of the earth pressure and the settlement amount.

    U-BOLT, CONSTRUCTION METHOD, AND MEASURING DEVICE

    公开(公告)号:US20240093714A1

    公开(公告)日:2024-03-21

    申请号:US18274660

    申请日:2021-01-29

    CPC classification number: F16B31/02 F16L3/1091

    Abstract: A U-bolt (10) according to the present disclosure includes a pair of shaft parts (11) aligned in a first direction and extending in a second direction orthogonal to the first direction; a bridge part (12) which connects one ends of each of the pair of shaft parts (11); and a first pair of strain gauges (14) which are stuck to at least one shaft part (11) of the pair of shaft parts (11) to face each other with the shaft part (11) sandwiched in the first direction, and which output a signal corresponding to bending of the shaft part (11) in the second direction.

    U-BOLT MOUNTING JIG AND U-BOLT MOUNTING METHOD

    公开(公告)号:US20230114691A1

    公开(公告)日:2023-04-13

    申请号:US17911986

    申请日:2020-03-18

    Abstract: A U-bolt installation jig (100) includes: a first fixing member (101a) and a second fixing member (101b) opposing each other, with a predetermined spacing therebetween, while being perpendicular to an attachment member (300) , the first and second fixing members being brought into contact with side portions of a U-bolt (20); a stretchable member (102) fitted to the first fixing member (101a) and the second fixing member (101b) while being parallel to the attachment member (300), the stretchable member being brought into contact with a center portion of the U-bolt (20); and a first joint member (103a) and a second joint member (103b) joined to the first fixing member (101a) and the second fixing member (101b) , the first and second joint members sandwiching the first fixing member (101a) and the second fixing member (101b) to finely adjust the predetermined spacing.

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