EP 0506919 B1 19950419 - MOTORIZED SWIVEL PROVIDED WITH A DYNAMOMETRIC MEASUREMENT UNIT.
Title (en)
MOTORIZED SWIVEL PROVIDED WITH A DYNAMOMETRIC MEASUREMENT UNIT.
Title (de)
MOTORISCH ANGETRIEBENER INJEKTIONSKOPF MIT EINER EINRICHTUNG ZUM MESSEN DES DREHMOMENTS.
Title (fr)
TETE D'INJECTION MOTORISEE MUNIE D'UN ENSEMBLE DE MESURE DYNAMOMETRIQUE.
Publication
Application
Priority
- FR 9100812 W 19911017
- FR 9012978 A 19901019
Abstract (en)
[origin: WO9207162A1] Motorized swivel, for rotating a drill stem, comprising a motor (18) provided with a main shaft (20). According to the invention, the swivel (10) further comprises a measurement unit, including at least one sensor (44 to 64), mounted on an extension of the main shaft (20) adjacent to the motor output (18).
IPC 1-7
IPC 8 full level
E21B 3/02 (2006.01); E21B 19/16 (2006.01); E21B 47/00 (2012.01); E21B 47/12 (2012.01)
CPC (source: EP US)
E21B 3/022 (2020.05 - EP US); E21B 19/166 (2013.01 - EP US); E21B 47/007 (2020.05 - EP US); E21B 47/13 (2020.05 - EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
WO 9207162 A1 19920430; AT E121496 T1 19950515; CA 2071874 A1 19920420; CA 2071874 C 19971007; DE 69109089 D1 19950524; DE 69109089 T2 19951026; DK 0506919 T3 19950904; EP 0506919 A1 19921007; EP 0506919 B1 19950419; ES 2073772 T3 19950816; FR 2668198 A1 19920424; FR 2668198 B1 19970110; JP 3019110 B2 20000313; JP H05503332 A 19930603; NO 302308 B1 19980216; NO 922400 D0 19920618; NO 922400 L 19920618; OA 09593 A 19930430; US 5272925 A 19931228
DOCDB simple family (application)
FR 9100812 W 19911017; AT 91918502 T 19911017; CA 2071874 A 19911017; DE 69109089 T 19911017; DK 91918502 T 19911017; EP 91918502 A 19911017; ES 91918502 T 19911017; FR 9012978 A 19901019; JP 51770691 A 19911017; NO 922400 A 19920618; OA 60230 A 19920619; US 86178192 A 19920807