Global Patent Index - EP 3887684 A1

EP 3887684 A1 20211006 - IMPELLER OF A MOTOR VEHICLE

Title (en)

IMPELLER OF A MOTOR VEHICLE

Title (de)

LÜFTERRAD EINES KRAFTFAHRZEUGS

Title (fr)

ROUE DE VENTILATEUR D'UN VÉHICULE AUTOMOBILE

Publication

EP 3887684 A1 20211006 (DE)

Application

EP 20701598 A 20200122

Priority

  • DE 202019100367 U 20190123
  • EP 2020051490 W 20200122

Abstract (en)

[origin: WO2020152211A1] The invention relates to an impeller (28) of a motor vehicle (2), in particular a cooling fan (8), comprising a hub (26), to which a number of fan blades (30) are connected. The fan blades (30) are inclined in relation to a rotational axis (34) of the impeller (28) and have in each case a section (46) which in the top view is S-shaped along the rotational axis (34). The invention further relates to a cooling fan (8) of a motor vehicle (2).

IPC 8 full level

F04D 29/32 (2006.01); F04D 29/38 (2006.01); F04D 29/66 (2006.01); F04D 29/68 (2006.01)

CPC (source: EP KR US)

F01P 5/02 (2013.01 - EP KR US); F04D 19/002 (2013.01 - US); F04D 25/06 (2013.01 - US); F04D 25/08 (2013.01 - US); F04D 29/325 (2013.01 - US); F04D 29/326 (2013.01 - EP KR); F04D 29/34 (2013.01 - US); F04D 29/384 (2013.01 - EP KR); F04D 29/386 (2013.01 - EP); F04D 29/667 (2013.01 - EP KR); F05D 2240/303 (2013.01 - EP KR); F05D 2240/304 (2013.01 - EP KR); F05D 2250/184 (2013.01 - EP KR)

Citation (search report)

See references of WO 2020152211A1

Designated contracting state (EPC)

AL 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 RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

DE 202019100367 U1 20200424; CN 113366223 A 20210907; EP 3887684 A1 20211006; JP 2022523037 A 20220421; KR 20210113349 A 20210915; MA 54324 A 20211006; US 2022112901 A1 20220414; WO 2020152211 A1 20200730

DOCDB simple family (application)

DE 202019100367 U 20190123; CN 202080010059 A 20200122; EP 2020051490 W 20200122; EP 20701598 A 20200122; JP 2021542528 A 20200122; KR 20217025575 A 20200122; MA 54324 A 20200122; US 202017425139 A 20200122