Global Patent Index - EP 1421283 A1

EP 1421283 A1 20040526 - WING CELL PUMP

Title (en)

WING CELL PUMP

Title (de)

FLÜGELZELLENPUMPE

Title (fr)

POMPE A PALETTES

Publication

EP 1421283 A1 20040526 (DE)

Application

EP 02776658 A 20020828

Priority

  • DE 0203154 W 20020828
  • DE 10142712 A 20010831

Abstract (en)

[origin: WO03025399A1] The invention relates to a wing cell pump which is used to pump fluids, comprising a rotor (2), a lift curve ring (3) and a plurality of wings(4) which are pre-tensed by means of spring elements (5). The spring elements (5) are an integral part of the rotor.

IPC 1-7

F04C 2/344; F04C 15/00

IPC 8 full level

F01C 21/08 (2006.01); F04C 2/344 (2006.01); F04C 15/00 (2006.01)

CPC (source: EP US)

F01C 21/0845 (2013.01 - EP US); F05C 2225/00 (2013.01 - EP US)

Citation (search report)

See references of WO 03025399A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR

DOCDB simple family (publication)

WO 03025399 A1 20030327; DE 10142712 A1 20030327; DE 10142712 B4 20050929; DE 50203631 D1 20050818; EP 1421283 A1 20040526; EP 1421283 B1 20050713; US 2004166009 A1 20040826

DOCDB simple family (application)

DE 0203154 W 20020828; DE 10142712 A 20010831; DE 50203631 T 20020828; EP 02776658 A 20020828; US 78946904 A 20040227