Global Patent Index - EP 1902220 B1

EP 1902220 B1 20120912 - BLOWER WHEEL

Title (en)

BLOWER WHEEL

Title (de)

LAUFRAD

Title (fr)

TURBINE

Publication

EP 1902220 B1 20120912 (DE)

Application

EP 06762397 A 20060704

Priority

  • EP 2006006513 W 20060704
  • DE 102005031471 A 20050704

Abstract (en)

[origin: WO2007003416A1] The invention relates to a blower wheel, especially a plastic blower wheel for a cylindrical rotor radial fan for the heating and air-conditioning systems of a motor vehicle. Said blower wheel comprises a plurality of blades (2), and the flow channel (3) between two blades (2) is embodied in such a way that it is convergent on the inflow side, divergent on the outflow side, and distinctively shaped.

IPC 8 full level

F04D 29/28 (2006.01); F04D 29/30 (2006.01)

CPC (source: EP US)

F04D 29/283 (2013.01 - EP US); F04D 29/30 (2013.01 - EP US)

Citation (examination)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2007003416 A1 20070111; CN 101213373 A 20080702; CN 101213373 B 20120509; EP 1902220 A1 20080326; EP 1902220 B1 20120912; JP 2008545086 A 20081211; JP 5240926 B2 20130717; US 2009129933 A1 20090521; US 8337157 B2 20121225

DOCDB simple family (application)

EP 2006006513 W 20060704; CN 200680024316 A 20060704; EP 06762397 A 20060704; JP 2008518759 A 20060704; US 99474506 A 20060704