EP 1669014 A2 20060614 - Vacuum cleaner impeller and motor assembly
Title (en)
Vacuum cleaner impeller and motor assembly
Title (de)
Staubsaugergebläse und Motoranordnung
Title (fr)
Soufflante d'aspirateur et ensemble moteur
Publication
Application
Priority
- KR 20040103355 A 20041209
- KR 20050015069 A 20050223
Abstract (en)
An impeller (110) reduces peak noise in the frequency range of 8~10khz and is constructed, in disclosed embodiments, with a lower plate (111) in a shape of a disk, an upper plate (112) spaced apart from the lower plate by a predetermined distance and having a diameter corresponding with a diameter of the lower plate and a central air inlet (115), and a plurality of air guide members (113) disposed radially between the lower plate and the upper plate having their outside corners chamfered.
IPC 8 full level
A47L 5/22 (2006.01); F04D 25/08 (2006.01); F04D 29/44 (2006.01)
CPC (source: EP US)
A47L 5/22 (2013.01 - EP US); A47L 9/0081 (2013.01 - EP US); F04D 29/282 (2013.01 - EP US); F04D 29/30 (2013.01 - EP US); F05D 2240/304 (2013.01 - EP US)
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)
EP 1669014 A2 20060614; EP 1669014 A3 20071024; JP 2006161803 A 20060622; RU 2005130313 A 20070410; RU 2310365 C2 20071120; US 2006127240 A1 20060615
DOCDB simple family (application)
EP 05356169 A 20050923; JP 2005177236 A 20050617; RU 2005130313 A 20050930; US 20690505 A 20050819