Threaded closure

Details Threaded closure Threaded closure

F - Mech Eng,Light,Heat,Weapons

16

L

F16L 55/00 (2006.01) B01J 3/03 (2006.01) B65D 90/10 (2006.01) F16J 13/12 (2006.01) F16J 13/20 (2006.01) F16L 55/115 (2006.01) F17C 13/06 (2006.01) F17D 1/00 (2006.01)

Patent

CA 2410300

Methods and systems are provided for a vessel or pipeline closure closure 10 includes a hub 12 fixedly and sealingly secured to the vessel, and a cap 30 for threaded engagement with the hub 12. An anchor 22 may be fixedly secure to the hub and a tightening pulling stop 32 and a loosening pulling stop 132 each may be fixedly secured to the cap 30. A connector body 26 may be engaged with the anchor 22, and has a through bore 27 to accommodate a threaded rod 44, flexible, elongate member 46 may be engaged at one end to the threaded rod 44 and selectively engaged with one of the pulling stops 32 or 132. A threaded colla 28 advances the threaded 44 axially, thereby rotating the cap 30 relative to the hub 12.

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