Global Patent Index - EP 1061264 A1

EP 1061264 A1 20001220 - Warped rotor blade composed of two parts joined together

Title (en)

Warped rotor blade composed of two parts joined together

Title (de)

Gekrümmtes Rotorblatt, das aus zwei miteinander verbundenen Teilen gebildet ist

Title (fr)

Pale de rotor cambrée, composée de deux parties jointes ensemble

Publication

EP 1061264 A1 20001220 (EN)

Application

EP 00202050 A 20000608

Priority

IT MI991321 A 19990614

Abstract (en)

A rotor blade (1) having a warping angle (α) variable in a predefined manner from its base to its end is described, the said blade being formed by means of joining together a nose piece (2) and a tail piece (3) designed to form, when joined together, a given aerodynamic profile with cross sections having predefined shapes, in which the said tail piece (3) is hollow and has substantially a shape terminating in an open "V", the free ends (3m, 3n) of the sides of which are designed to be joined to the end part (2t) of the said nose piece (2).

IPC 1-7

F04D 29/38

IPC 8 full level

F04D 29/36 (2006.01); F04D 29/38 (2006.01)

CPC (source: EP)

F04D 29/362 (2013.01); F04D 29/388 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 1061263 A1 20001220; EP 1061264 A1 20001220; IT MI991321 A0 19990614; IT MI991321 A1 20001214

DOCDB simple family (application)

EP 00202051 A 20000608; EP 00202050 A 20000608; IT MI991321 A 19990614