EP 2022990 B1 20161012 - Machine tool and supply unit
Title (en)
Machine tool and supply unit
Title (de)
Werkzeugmaschine und Versorgungsaggregat
Title (fr)
Machine outil et unité d'alimentation
Publication
Application
Priority
EP 07015527 A 20070807
Abstract (en)
[origin: EP2022990A1] The tool has an electrohydraulic control device, and work hydraulics whose hydro-load is permanently operable with a hydraulic base load and occasionally with a hydraulic peak load. A power unit (A) comprises two constant pumps (P1, P2) with low and high delivery rates in an oil tank (R). The pump with low delivery rate covers the base load, and the pump with high delivery rate covers the peak load. A permanently operable pumps driving motor (M1) is provided for the pump (P1). A pumps driving motor (M2) is provided for the pump (P2) in the power unit.
IPC 8 full level
F15B 11/17 (2006.01)
CPC (source: EP)
F15B 11/17 (2013.01); F15B 2211/20538 (2013.01); F15B 2211/20584 (2013.01); F15B 2211/30505 (2013.01); F15B 2211/50518 (2013.01); F15B 2211/615 (2013.01); F15B 2211/625 (2013.01)
Designated contracting state (EPC)
DE FR IT
DOCDB simple family (publication)
DOCDB simple family (application)
EP 07015527 A 20070807