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1 120 546 documents amended

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EP 0291535 A4 19890614 - WORKING WHEEL OF CENTRIFUGAL COMPRESSOR.

Title (en)

WORKING WHEEL OF CENTRIFUGAL COMPRESSOR.

Title (de)

LAUFRAD FÜR ZENTRIFUGALVERDICHTER.

Title (fr)

ROUE DE TRAVAIL POUR COMPRESSEUR CENTRIFUGE.

Publication

EP 0291535 A4 19890614 (DE)

Application

EP 87902020 A 19861128

Priority

SU 8600124 W 19861128

Abstract (en)

[origin: WO8803994A1] The working wheel comprises a main disc (1) in which the angle ($g(b)) between its internal surface (5) and the plane (p) perpendicular to the axis (0-0) of the wheel's rotation is smaller than the angle ($g(a)) between its external surface (4) and the same plane (p) by 0.5-1.

IPC 1-7

F04D 29/28

IPC 8 full level

F04D 29/28 (2006.01)

CPC (source: EP US)

F04D 29/284 (2013.01 - EP US)

Citation (search report)

[A] DE 278080 C
[A] DE 809690 C 19510802 - EBERSPAECHER J
See references of WO 8803994A1

Designated contracting state (EPC)

CH DE FR GB IT LI

DOCDB simple family (publication)

WO 8803994 A1 19880602; EP 0291535 A1 19881123; EP 0291535 A4 19890614; JP H01501561 A 19890601; US 4863349 A 19890905

DOCDB simple family (application)

SU 8600124 W 19861128; EP 87902020 A 19861128; JP 50197187 A 19861128; US 24198988 A 19880713