Global Patent Index - EP 2174010 A1

EP 2174010 A1 20100414 - HYDROSTATIC MACHINE HAVING AN ACTUATING DEVICE COMPRISING A RETURN ELEMENT FOR ACTUATING A CONTROL VALVE

Title (en)

HYDROSTATIC MACHINE HAVING AN ACTUATING DEVICE COMPRISING A RETURN ELEMENT FOR ACTUATING A CONTROL VALVE

Title (de)

HYDROSTATISCHE MASCHINE MIT STELLVORRICHTUNG MIT RÜCKFÜHRELEMENT ZUR ANSTEUERUNG EINES REGELVENTILS

Title (fr)

MACHINE HYDROSTATIQUE AVEC DISPOSITIF DE RÉGLAGE AVEC ÉLÉMENT DE RETOUR POUR LA COMMANDE D'UNE SOUPAPE DE RÉGLAGE

Publication

EP 2174010 A1 20100414 (DE)

Application

EP 08785145 A 20080728

Priority

  • EP 2008006195 W 20080728
  • DE 102007037104 A 20070807

Abstract (en)

[origin: WO2009018934A1] The invention relates to a hydrostatic machine having an actuating device for adjusting a displacement volume of the hydrostatic machine, wherein the actuating device has a return element (3) for actuating a control valve (15) as a function of a position of the actuating device, wherein a valve unit (6) is further provided for adjusting an actuating pressure of the actuating device, which is activated mechanically by means of the return element (3).

IPC 8 full level

F04B 49/22 (2006.01); F03C 1/06 (2006.01); F04B 49/12 (2006.01)

CPC (source: EP US)

F03C 1/0678 (2013.01 - EP US); F03C 1/0686 (2013.01 - EP US); F04B 1/30 (2013.01 - EP US); F04B 1/324 (2013.01 - EP US)

Citation (search report)

See references of WO 2009018934A1

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

Designated extension state (EPC)

AL BA MK RS

DOCDB simple family (publication)

DE 102008035133 A1 20090212; DE 102008035133 B4 20161006; CN 101772645 A 20100707; CN 101772645 B 20160928; EP 2174010 A1 20100414; JP 2010535963 A 20101125; JP 5410427 B2 20140205; US 2010202900 A1 20100812; US 9297369 B2 20160329; WO 2009018934 A1 20090212

DOCDB simple family (application)

DE 102008035133 A 20080728; CN 200880102127 A 20080728; EP 08785145 A 20080728; EP 2008006195 W 20080728; JP 2010519359 A 20080728; US 67229208 A 20080728