EP 2287437 A1 20110223 - Spinner apparatus
Title (en)
Spinner apparatus
Title (de)
Drehvorrichtung
Title (fr)
Appareil de filature
Publication
Application
Priority
- EP 08709663 A 20080229
- US 90547507 P 20070307
- US 7229608 A 20080225
Abstract (en)
A spinner apparatus for facilitating connection and disconnection of threaded tubulars, the spinner apparatus comprising a first roller (361) on a first arm (326) and a second roller (363) on a second arm (328), said first and second arms (326,328) movably linked to a body (312) characterised in that , a first and second piston and cylinders (320) are arranged between said first and second arms, wherein ends (320f) of said piston and cylinders meeting at a free-floating union (321), in use said piston and cylinders are activated to move said arms to move said first and second rollers into and out of engagement with a tubular to be spun.
IPC 8 full level
E21B 19/16 (2006.01)
CPC (source: EP US)
E21B 19/164 (2013.01 - EP US); E21B 19/168 (2013.01 - EP US)
Citation (applicant)
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Citation (search report)
- [Y] US 5660087 A 19970826 - RAE DONALD DAVID [US]
- [Y] US 7062991 B1 20060620 - WEST NEIL EDWARD [US], et al
- [A] US 2005056122 A1 20050317 - BELIK JAROSLAV [US]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
DOCDB simple family (publication)
DOCDB simple family (application)
US 7229608 A 20080225; EP 10179907 A 20080229