Retractable coupler

Details Retractable coupler Retractable coupler

E - Fixed Constructions

21

B

E21B 43/01 (2006.01) E21B 33/038 (2006.01) E21B 33/043 (2006.01)

Patent

CA 2205761

A coupler 10 for pressure conduits 12a-d comprises movable components 22, 26 selectively engageable with or disengageable from fixed components 34 to provide disconnectable sealed pressure connections therewith, the moveable components 22 being acted upon by a primary actuator comprising a bearing plate 52, a thrust nut 50 and a threaded drive spindle 44. Spindle 44 is mounted in an end cap 46 normally held fixed relative to the fixed components by collet fingers 66 but which is disengageable from a connector body 14 upon withdrawal of a retainer sleeve (70, fig. 8) so as to provide secondary actuation of the movable components 22, 26 independently of the primary actuator 44, 50, 52.

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