A top drive guide system comprising first and second rail sections axially aligned to form a top drive guide rail. A locking member is coupled to the first rail section and is movable between a locked position and an unlocked position. A locking surface is disposed on the second rail section and is operable to engage the locking member when the locking member is in the locked position. An actuator is coupled to the locking member and is operable to move the locking member from the locked position to the unlocked position.
SELF-LOCKING TOP DRIVE GUIDE SYSTEM
SELBSTVERRIEGELNDES KOPFANTRIEBSFÜHRUNGSSYSTEM
SYSTÈME DE GUIDAGE DE MÉCANISME D'ENTRAÎNEMENT SUPÉRIEUR À VERROUILLAGE AUTOMATIQUE
2015-08-12
Patent
Elektronische Ressource
Englisch
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