EP 2929120 A1 20151014 - LOCKABLE SWIVEL APPARATUS
Title (en)
LOCKABLE SWIVEL APPARATUS
Title (de)
VERRIEGELBARE SCHWENKVORRICHTUNG
Title (fr)
APPAREIL DE PIVOT POUVANT ÊTRE VERROUILLÉ
Publication
Application
Priority
GB 2012053004 W 20121204
Abstract (en)
[origin: WO2014087117A1] A swivel apparatus, comprising: an upper (12) and lower (13) housings having a passage (38) therethrough operably connected with a coupling for selective relative rotation; at least one movable piston (19) having a first position where said housings are rotationally locked to each other and a second position where said housings are free for relative rotation; said piston (19) is retained to said upper housing (12) with a retainer (14) secured within and discrete from said upper housing (12), said retainer (14) axially spaced from a bearing assembly (8, 9).
IPC 8 full level
E21B 17/05 (2006.01)
CPC (source: EP US)
E21B 17/05 (2013.01 - EP US); E21B 19/06 (2013.01 - US)
Citation (search report)
See references of WO 2014087117A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2014087117 A1 20140612; EP 2929120 A1 20151014; US 2015322735 A1 20151112
DOCDB simple family (application)
GB 2012053004 W 20121204; EP 12812682 A 20121204; US 201214648911 A 20121204