Global Patent Index - EP 2342424 B1

EP 2342424 B1 20121017 - VANE FOR A SINGLE-VANE VACUUM PUMP

Title (en)

VANE FOR A SINGLE-VANE VACUUM PUMP

Title (de)

FLUEGEL FUER EINE EINFLUEGELVAKUUMPUMPE

Title (fr)

PALETTE POUR UNE POMPE À VIDE À PALETTE UNIQUE

Publication

EP 2342424 B1 20121017 (DE)

Application

EP 09780967 A 20090723

Priority

  • EP 2009059478 W 20090723
  • DE 102008057227 A 20081104

Abstract (en)

[origin: WO2010052038A1] The invention relates to a vane for a vane pump, in particular a vane vacuum pump, having a crucible-shaped housing and provided with a rotor mounted eccentrically and rotatably in the housing, wherein the vane is displaceably mounted perpendicular to the axis of rotation in the rotor and the free ends thereof are in contact with the interior circumferential surface of the housing, wherein the vane has a closed surface, at least in the sections protruding beyond the rotor, in the direction of the interior circumferential surface, and the surface is formed by an exterior wall, which is provided with a coating, wherein the coating is provided with perforations in the area located inside the rotor.

IPC 8 full level

F01C 21/08 (2006.01); F04C 18/344 (2006.01)

CPC (source: EP US)

F01C 21/0809 (2013.01 - EP US); F04C 18/3441 (2013.01 - EP US); F04C 2230/91 (2013.01 - EP US)

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 102008057227 A1 20100512; CN 102203387 A 20110928; EP 2342424 A1 20110713; EP 2342424 B1 20121017; US 2011206550 A1 20110825; US 8480386 B2 20130709; WO 2010052038 A1 20100514

DOCDB simple family (application)

DE 102008057227 A 20081104; CN 200980143923 A 20090723; EP 09780967 A 20090723; EP 2009059478 W 20090723; US 200913126171 A 20090723