EP 2441962 A4 20130102 - IMPELLER, AND ELECTRIC BLOWER AND ELECTRIC CLEANER PROVIDED WITH IMPELLER
Title (en)
IMPELLER, AND ELECTRIC BLOWER AND ELECTRIC CLEANER PROVIDED WITH IMPELLER
Title (de)
ANTRIEB, ELEKTRISCHES GEBLÄSE UND ELEKTRISCHER STAUBSAUGER DAMIT
Title (fr)
IMPULSEUR, SOUFFLANTE ÉLECTRIQUE ET APPAREIL ÉLECTRIQUE DE NETTOYAGE MUNIS DE L'IMPULSEUR
Publication
Application
Priority
- JP 2011002643 W 20110512
- JP 2010147074 A 20100629
Abstract (en)
[origin: EP2441962A1] An impeller (1) includes a front shroud (20) having a first opening (20a) at its center, a rear shroud (21) placed separately from the front shroud (20) with a space therebetween, multiple blades (22) held by and between the front shroud (20) and the rear shroud (21) and extending from a center toward an outer circumference of the rear shroud (21), and an inducer (23) placed at the center of the rear shroud (21). The inducer (23) includes an upper inducer (24) placed at the front shroud (20) side and a lower inducer (27) place at the rear shroud (21) side.
IPC 8 full level
F04D 17/10 (2006.01); F04D 29/28 (2006.01)
CPC (source: EP)
F04D 29/282 (2013.01); F04D 29/285 (2013.01)
Citation (search report)
- [XI] JP H03138493 A 19910612 - MATSUSHITA ELECTRIC IND CO LTD
- [A] US 5478206 A 19951226 - PRAHST EBERHARD [DE]
- [A] JP H09177694 A 19970711 - MATSUSHITA ELECTRIC IND CO LTD
- See references of WO 2012001861A1
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)
EP 2441962 A1 20120418; EP 2441962 A4 20130102; EP 2441962 B1 20141112; CN 102510954 A 20120620; JP 2012012937 A 20120119; TW 201200091 A 20120101; WO 2012001861 A1 20120105
DOCDB simple family (application)
EP 11791190 A 20110512; CN 201180003901 A 20110512; JP 2010147074 A 20100629; JP 2011002643 W 20110512; TW 100116830 A 20110513