Global Patent Index - EP 0393567 A1

EP 0393567 A1 19901024 - Method and apparatus for riveting a shroud ring to the blade tips of a bladed rotor.

Title (en)

Method and apparatus for riveting a shroud ring to the blade tips of a bladed rotor.

Title (de)

Verfahren und Vorrichtung zum Nieten eines Deckbandes an den Schaufelspitzen eines beschaufelten Rotors.

Title (fr)

Procédé et dispositif pour le rivetage d'un bandage aux sommets d'ailettes montées sur un rotor.

Publication

EP 0393567 A1 19901024 (FR)

Application

EP 90107230 A 19900417

Priority

FR 8905354 A 19890421

Abstract (en)

Method and apparatus for riveting a shroud ring (6) to the blades (1) of a wheel (7) of a rotor, each of which comprises one or more tenons (4) capable of insertion in one or more holes (5) of the shroud ring (6), the said tenons (4) making an angle with the median plane of the wheel (7). <??>A riveting head (9) is placed in alignment with the tenon (4) to be riveted and it is held in place by two flanges (23) which clamp the group of blades (2). The head (9) is then displaced along an arc of circle or laterally in order to come in front of another tenon (4). <??>The method and apparatus allow a regular and repetitive riveting without medical or legal restriction. <IMAGE>

IPC 1-7

B21J 15/14; F01D 5/22

IPC 8 full level

B23P 11/00 (2006.01); B21J 15/00 (2006.01); B21J 15/02 (2006.01); B21J 15/14 (2006.01); B21J 15/16 (2006.01); B21J 15/36 (2006.01); F01D 5/22 (2006.01)

CPC (source: EP US)

B21J 15/14 (2013.01 - EP US); B21J 15/145 (2013.01 - EP US); F01D 5/225 (2013.01 - EP US); Y10T 29/49321 (2015.01 - EP US); Y10T 29/49323 (2015.01 - EP US); Y10T 29/49336 (2015.01 - EP US); Y10T 29/53774 (2015.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0393567 A1 19901024; EP 0393567 B1 19950621; AT E123981 T1 19950715; CN 1022738 C 19931117; CN 1046481 A 19901031; CS 197890 A2 19910915; DE 69020225 D1 19950727; DE 69020225 T2 19951102; DK 0393567 T3 19951002; ES 2073472 T3 19950816; FR 2646114 A1 19901026; FR 2646114 B1 19940408; GR 3017202 T3 19951130; JP H02295629 A 19901206; RU 2004394 C1 19931215; US 5060375 A 19911029; ZA 903009 B 19910130

DOCDB simple family (application)

EP 90107230 A 19900417; AT 90107230 T 19900417; CN 90102254 A 19900421; CS 197890 A 19900420; DE 69020225 T 19900417; DK 90107230 T 19900417; ES 90107230 T 19900417; FR 8905354 A 19890421; GR 950402315 T 19950823; JP 10512190 A 19900420; SU 4743791 A 19900420; US 51224090 A 19900420; ZA 903009 A 19900420