Global Patent Index - EP 3759352 A1

EP 3759352 A1 20210106 - MOTOR VEHICLE FAN

Title (en)

MOTOR VEHICLE FAN

Title (de)

GEBLÄSE FÜR KRAFTFAHRZEUG

Title (fr)

VENTILATEUR DE VEHICULE AUTOMOBILE

Publication

EP 3759352 A1 20210106 (FR)

Application

EP 18729685 A 20180612

Priority

  • FR 1755249 A 20170612
  • FR 1755252 A 20170612
  • EP 2018065560 W 20180612

Abstract (en)

[origin: WO2018229081A1] The invention concerns a propeller (1a, 1b, 1c, 1d, 1e, 1f) of a motor vehicle fan comprising: - a cylindrical ring (2) having a centre (P), - blades (3) extending from the cylindrical ring (2) and towards the centre (P), each blade (3) having two radially opposite ends (4, 5), referred to as the blade root end (4) and the blade tip end (5), the blade root end (4) being directed towards the centre (P) and the blade tip end (5) being secured to the cylindrical ring (2), characterised in that all the blade root ends (4) are free or linked together by a central hub (20) of reduced diameter.

IPC 8 full level

F04D 29/32 (2006.01); F01P 5/02 (2006.01); F01P 5/04 (2006.01); F01P 11/10 (2006.01); F04D 19/00 (2006.01); F04D 25/06 (2006.01); F04D 25/08 (2006.01); F04D 25/12 (2006.01); F04D 29/38 (2006.01)

CPC (source: EP US)

F01P 5/02 (2013.01 - EP); F01P 5/04 (2013.01 - US); F01P 11/10 (2013.01 - US); F04D 19/002 (2013.01 - EP US); F04D 25/06 (2013.01 - US); F04D 25/066 (2013.01 - EP); F04D 25/08 (2013.01 - EP); F04D 25/12 (2013.01 - EP); F04D 29/325 (2013.01 - US); F04D 29/326 (2013.01 - EP); F04D 29/329 (2013.01 - EP); F04D 29/384 (2013.01 - EP); F01P 5/06 (2013.01 - EP); F01P 11/10 (2013.01 - EP); F01P 2005/046 (2013.01 - EP US); F05B 2240/33 (2013.01 - US)

Citation (search report)

See references of WO 2018229081A1

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

DOCDB simple family (publication)

WO 2018229081 A1 20181220; EP 3759352 A1 20210106; US 11313380 B2 20220426; US 2020232475 A1 20200723

DOCDB simple family (application)

EP 2018065560 W 20180612; EP 18729685 A 20180612; US 201816621508 A 20180612