EP 0033239 A2 19810805 - Crane hydraulic control system.
Title (en)
Crane hydraulic control system.
Title (de)
Hydraulisches Steuersystem für Krane.
Title (fr)
Système hydraulique pour la commande de grues.
Publication
Application
Priority
AU PE214680 A 19800125
Abstract (en)
A crane hoise drive assembly having a hydraulic motor (20) driven by a variable displacement hydraulic pump (21) and a control circuit (10) for the pump adapted to govern the pump displacement so that the lift generated by said motor is independent of line travel and is adjustably predetermined.
IPC 1-7
IPC 8 full level
B66C 13/02 (2006.01); B66D 1/50 (2006.01)
CPC (source: EP)
B66C 13/02 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0033239 A2 19810805; EP 0033239 A3 19811230; EP 0033239 B1 19851002; AT E15875 T1 19851015; DE 3172467 D1 19851107
DOCDB simple family (application)
EP 81300320 A 19810123; AT 81300320 T 19810123; DE 3172467 T 19810123