发明名称 Fingerboard with pneumatically actuated finger latches
摘要 A fingerboard having at least one fingerboard row for storing a plurality of threaded tubulars is provided. A plurality of latches are connected to the at least one fingerboard row for lockingly retaining at least one threaded tubular, wherein each of the plurality of latches is movable between a locked position and an unlocked position. A row controller is connected to each of the latches for individually and sequentially moving the latches between the locked and unlocked positions, wherein the row controller is manually operable from a location remote from the latches such that the latches are manually and remotely controlled.
申请公布号 US7083007(B2) 申请公布日期 2006.08.01
申请号 US20030696689 申请日期 2003.10.29
申请人 VARCO I/P, INC. 发明人 HERST NEIL
分类号 E21B19/14;E21B19/00 主分类号 E21B19/14
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