Global Patent Index - EP 1059420 A1

EP 1059420 A1 2000-12-13 - Housing for a high pressure compressor

Title (en)

Housing for a high pressure compressor

Title (de)

Gehäuse für einen Hochdruckkompressor

Title (fr)

Stator de compresseur à haute pression

Publication

EP 1059420 A1 (FR)

Application

EP 00401609 A

Priority

FR 9907315 A

Abstract (en)

Compressor stator has upstream ventilation (17,19) and downstream ventilation (18, 20) for air which is hotter than upstream ventilation. It has collar (11) delimiting gas flow vein (12). First portion of collar, subjected to upstream ventilation has annular structure continuous over circumference and in low thermal expansion material. Second portion of collar, subjected to downstream ventilation, has structure formed from juxtaposed angular sectors in material with more significant thermal expansion.

IPC 1-7 (main, further and additional classification)

F01D 11/18

IPC 8 full level (invention and additional information)

F04D 29/02 (2006.01); F01D 11/18 (2006.01); F04D 29/54 (2006.01)

CPC (invention and additional information)

F01D 11/18 (2013.01); F04D 29/545 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE FR GB

EPO simple patent family

EP 1059420 A1 20001213; EP 1059420 B1 20041208; DE 60016505 D1 20050113; DE 60016505 T2 20051103; FR 2794816 A1 20001215; FR 2794816 B1 20010706; JP 2001012396 A 20010116; JP 4124552 B2 20080723; US 6390771 B1 20020521

INPADOC legal status


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- Owner name: SNECMA

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- Effective date: 20050113

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- Document: DE 60016505 P 20050113

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