Global Patent Index - EP 2373874 A1

EP 2373874 A1 20111012 - HYDRAULIC DIRECTIONAL VALVE

Title (en)

HYDRAULIC DIRECTIONAL VALVE

Title (de)

HYDRAULISCHES WEGEVENTIL

Title (fr)

VANNE HYDRAULIQUE MULTIVOIES

Publication

EP 2373874 A1 20111012 (DE)

Application

EP 09749147 A 20091113

Priority

  • EP 2009065156 W 20091113
  • DE 102008060069 A 20081202

Abstract (en)

[origin: WO2010063556A1] The invention relates to a hydraulic directional valve (1) comprising a valve housing (6) and a filter element (13), wherein at least one groove (9) encircling the circumferential direction is provided on the valve housing (6), wherein the filter element (13) is arranged in the groove (9) and comprises at least one frame element (14) and a filter fabric (15) firmly connected thereto, and wherein the groove (9) comprises a groove base (10) and two side walls (4) which extend substantially in the radial direction and circumferential direction.

IPC 8 full level

F01L 1/34 (2006.01)

CPC (source: EP US)

F01L 1/34 (2013.01 - EP US); Y10T 29/49412 (2015.01 - EP US); Y10T 137/794 (2015.04 - EP US); Y10T 137/7976 (2015.04 - EP US); Y10T 137/86622 (2015.04 - EP US)

Citation (search report)

See references of WO 2010063556A1

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 MK MT NL NO PL PT RO SE SI SK SM TR

DOCDB simple family (publication)

DE 102008060069 A1 20100610; CN 102239314 A 20111109; EP 2373874 A1 20111012; EP 2373874 B1 20150722; KR 101647860 B1 20160811; KR 20110105769 A 20110927; US 2011232781 A1 20110929; US 8534322 B2 20130917; WO 2010063556 A1 20100610

DOCDB simple family (application)

DE 102008060069 A 20081202; CN 200980148607 A 20091113; EP 09749147 A 20091113; EP 2009065156 W 20091113; KR 20117012544 A 20091113; US 200913132345 A 20091113