Link mechanism
    2.
    发明授权

    公开(公告)号:US11472043B2

    公开(公告)日:2022-10-18

    申请号:US17052064

    申请日:2019-02-13

    Abstract: [Problem] Provided is a link mechanism capable of moving a tip end part substantially straight by using a simpler structure. [Solution] A link mechanism including a first parallel link mechanism having a fixed link and an intermediate link parallel to each other, and a pair of side links parallel to each other, a second parallel link mechanism having a fixed link and an intermediate link parallel to each other, and a pair of side links parallel to each other, in which the fixed link is connected to the intermediate link of the first parallel link mechanism, a fixed structure that is formed including the intermediate link of the first parallel link mechanism and the fixed link of the second parallel link mechanism, and a coupling link that couples one of the side links of the first parallel link mechanism and one of the side links of the second parallel link mechanism.

    Control device, control method, and master-slave system

    公开(公告)号:US11850741B2

    公开(公告)日:2023-12-26

    申请号:US16628285

    申请日:2018-05-23

    CPC classification number: B25J3/00 A61B34/25 A61B34/37 A61B2034/302

    Abstract: A control device and a control method of a master-slave system and the master-slave system are provided. A control device, which controls an operation of a master-slave system, includes a control unit that applies, to a control system of the master-slave system, a restraint force corresponding to an operation in a desired translational or rotational direction by the master. The control unit applies, to the control system, the restraint force according to a difference between a current position or posture of the master and a reference value of a position or posture to be restrained. The control system controls the master-slave system, for example, by a bilateral control method or a unilateral control method.

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