Global Patent Index - EP 1805396 A1

EP 1805396 A1 20070711 - Rotary pump with a vane

Title (en)

Rotary pump with a vane

Title (de)

Rotorpumpe mit einem Flügel

Title (fr)

Pompe rotative avec une palette

Publication

EP 1805396 A1 20070711 (DE)

Application

EP 05753043 A 20050617

Priority

  • EP 2005006507 W 20050617
  • DE 102004053521 A 20041029

Abstract (en)

[origin: WO2006048055A1] The invention relates to a vane for a rotary pump, comprising a pump housing and rotor, mounted to rotate therein, whereby the vane is mounted to be displaceable in the rotor, touches an inner circumferential surface of the pump housing and defines a vacuum chamber and a pressure chamber. The vane has a constant length, the inner circumferential surface is made from metal and the vane has vane tips, the hardness of which is greater than the hardness of the inner circumferential surface.

IPC 8 full level

F01C 21/08 (2006.01); F01C 19/00 (2006.01); F04C 2/344 (2006.01)

CPC (source: EP)

F01C 21/0809 (2013.01); F04C 2/3442 (2013.01); F04C 18/3442 (2013.01); F04C 2220/10 (2013.01)

Citation (search report)

See references of WO 2006048055A1

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

DE 102004053521 A1 20060511; DE 502005004840 D1 20080904; EP 1805396 A1 20070711; EP 1805396 B1 20080723; WO 2006048055 A1 20060511

DOCDB simple family (application)

DE 102004053521 A 20041029; DE 502005004840 T 20050617; EP 05753043 A 20050617; EP 2005006507 W 20050617