EP 2902312 A1 20150805 - Marine propellers
Title (en)
Marine propellers
Title (de)
Schiffsschrauben
Title (fr)
Hélices marines
Publication
Application
Priority
AU 2013904926 A 20131217
Abstract (en)
Some embodiments relate to a propeller having a hub and a plurality of radially extending blades, wherein a radial extreme of each of the blades is integral with an end plate defining a ring segment coaxial with the propeller hub, each ring segment having a concave inner surface and conforming generally to a frustoconical ring, the radial cross section of which is angled at between 0° and 15° to an axis of rotation of the propeller.
IPC 8 full level
B63H 1/16 (2006.01)
CPC (source: EP US)
B63H 1/16 (2013.01 - EP US); B63H 5/07 (2013.01 - US); F01D 5/147 (2013.01 - US)
Citation (search report)
- [XA] GB 1325395 A 19730801 - TOWNSHEND R C
- [X] FR 2468499 A1 19810508 - ESPANOLES ASTILLEROS [ES]
- [X] DE 899180 C 19531210 - GUSTAV WOEHRN
- [X] FR 1388961 A 19650212
- [A] GB 2029515 A 19800319 - PROPELLER DESIGN LTD
- [A] US 6102661 A 20000815 - ROBSON MARTIN [AU], et al
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)
EP 2902312 A1 20150805; AU 2014277656 A1 20150702; US 2015203181 A1 20150723
DOCDB simple family (application)
EP 14198157 A 20141216; AU 2014277656 A 20141215; US 201414572032 A 20141216