EP 0149056 B1 19880203 - MOVABLE DRILLING DEVICE
Title (en)
MOVABLE DRILLING DEVICE
Publication
Application
Priority
DE 8336736 U 19831222
Abstract (en)
[origin: EP0149056A1] 1. Drilling apparatus (25, 156, 167) having a possibly telescopic boom (35) which is mounted so as to be pivotable as well as to be raisable and lowerable about two mutually perpendicular axes (26, 33), wherein a carriage holder (55) having a bracing pin (66) is arranged on the boom (35) to be movable about mutually perpendicular axes (49, 51), and wherein there is arranged, on the carriage holder (55), either longitudinally displaceably a drill carriage (158) of a drilling device (157) or longitudinally displaceably and pivotably about a longitudinal axis (64) of the carriage holder (55) an anchor carriage (56) of an anchoring device (57), characterised in that between the boom (35) and the carriage holder (55) there are two rotary drives (44, 45), and the longitudinal axes (49, 51) of take-off shafts (50, 52) of the rotary drives (44, 45) lie perpendicularly to each other.
IPC 1-7
IPC 8 full level
E21B 7/02 (2006.01); E21B 15/04 (2006.01); E21C 27/24 (2006.01); E21D 20/00 (2006.01)
CPC (source: EP)
E21C 27/24 (2013.01); E21D 20/003 (2013.01)
Designated contracting state (EPC)
AT DE FR SE
DOCDB simple family (publication)
EP 0149056 A1 19850724; EP 0149056 B1 19880203; AT E32368 T1 19880215; DE 3469203 D1 19880310; DE 8336736 U1 19840315; FI 844329 A0 19841105; FI 844329 L 19850623
DOCDB simple family (application)
EP 84114031 A 19841120; AT 84114031 T 19841120; DE 3469203 T 19841120; DE 8336736 U 19831222; FI 844329 A 19841105