| 摘要 |
An anchor system for high expansion applications is described. It features a gripping member (26) that holds together a pair of links (16, 18). The movement of the links (16, 18) is regulated to assure the gripping member (26) moves into proper contact with the casing. Meshing gears (42, 44) or a pin and slot (46, 48) can do this, for example. The gripping member is shaped such that it can still transmit load through the links even if the pin connections (30, 32) fail. The gripping member (26) is preferably contoured to the shape of the casing inner wall to enhance grip.
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