EP 3234369 A1 20171025 - AXIAL VENTILATOR
Title (en)
AXIAL VENTILATOR
Title (de)
AXIALVENTILATOR
Title (fr)
VENTILATEUR AXIAL
Publication
Application
Priority
- DE 102014226288 A 20141217
- DE 2015200524 W 20151203
Abstract (en)
[origin: WO2016095915A1] The invention relates to an axial ventilator comprising an external or an internal rotor motor that has a rotor (1), at least two blades (4) with end-side connection regions (6) being connected form- and force-fittingly to said rotor (1) and this connection being achieved by bracing said connection regions (6) using a clamping ring (2). The invention is characterised in that said clamping ring (2) comprises recesses (5) that correspond to the number of blades (4) and form, together with one retainer piece (7) in each case, receiving portions (8) for the connection region (6) of the blades (4), said retainer piece (7) being supported against the rotor (1) and the clamping ring (2) being connected, with the inclusion of the connection region (6) of the blades (4), to said rotor (1), preferably to a flange (3) formed on the rotor (1) or to a hub (9), etc.
IPC 8 full level
F04D 19/00 (2006.01); F04D 29/36 (2006.01); F04D 29/64 (2006.01)
CPC (source: CN EP US)
F04D 19/002 (2013.01 - CN EP US); F04D 29/36 (2013.01 - CN EP US); F04D 29/644 (2013.01 - CN EP US)
Citation (search report)
See references of WO 2016095915A1
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 102014226288 A1 20160623; CN 107208648 A 20170926; CN 107208648 B 20190719; EP 3234369 A1 20171025; EP 3234369 B1 20230628; ES 2956683 T3 20231226; SI 3234369 T1 20231030; US 10975873 B2 20210413; US 2017350402 A1 20171207; WO 2016095915 A1 20160623
DOCDB simple family (application)
DE 102014226288 A 20141217; CN 201580075083 A 20151203; DE 2015200524 W 20151203; EP 15831050 A 20151203; ES 15831050 T 20151203; SI 201531960 T 20151203; US 201515537199 A 20151203