| 摘要 |
A running tool useful for installing lock mandrels and other subsurface wireline tools in a well bore, the running tool comprising top sub (12), retainer sleeve (14), bottom setting sleeve (16), core (18), insertion sleeve (44) and lockout sleeve (66). Running tool (10) is adapted to set lock mandrel (22) in landing nipple (60) and thereafter be released by jarring up to disengage lock retainer lug (28) from recess (30) in lock mandrel (22) and to disengage locking sleeve lug (32) from recess (34) in locking sleeve (36). Outwardly biased leaf spring (108) and latching lug (112) are provided to lock running tool (10A) in a fully released position. Emergency shear screws (68) and lockout lugs (90) are provided to permit withdrawal of running tool (10) and lock mandreal (22) from the well bore in case of a misrun.
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