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    • 87. 发明授权
    • Anchor retrieving device
    • 锚定检索装置
    • US4987847A
    • 1991-01-29
    • US525766
    • 1990-05-18
    • Satoru Kobayashi
    • Satoru Kobayashi
    • B63B21/22B63B21/46
    • B63B21/22
    • An anchor retrieving device for transmitting the anchoring power from a main anchoring line to the end of a shank of an anchor opposite to the crown end when the device is held in the locking position and for transmitting the anchor raising power from the main anchoring line to the crown end when the device is held in the unlocking position. The anchor retrieving device comprises a first lock assembly having a hook member, a weight for striking said first lock assembly when it is desired to bring the first lock assembly in the unlocked position, a second lock assembly connected to the end of the shank opposite to the crown end to be moved between locking and unlocking positions, a connection line for connecting the hook member to the second lock assembly to transmit the anchoring power and having guides. an unlocking line for moving the second lock assembly to the unlocking position and being guided along the connection line through the guides, and an anchor retrieving line for connecting the second lock assembly to the crown end of the shank.