Global Patent Index - EP 0588258 B1

EP 0588258 B1 19951122 - Multipart stage housing.

Title (en)

Multipart stage housing.

Title (de)

Mehrteiliges Stufengehäuse.

Title (fr)

Carter d'etage en plusieurs parties.

Publication

EP 0588258 B1 19951122 (DE)

Application

EP 93114584 A 19930910

Priority

DE 4230713 A 19920914

Abstract (en)

[origin: EP0588258A1] The invention relates to a stage housing of multipart construction for use in centrifugal pumps, a flow-guiding insert (8) provided with open blade ducts being arranged in a pressure-loaded tubular annular element (2). The open ducts are covered by diaphragm-like, thin-walled elements (6, 13).

IPC 1-7

F04D 29/44; F04D 1/06

IPC 8 full level

F04D 1/06 (2006.01); F04D 29/44 (2006.01)

CPC (source: EP)

F04D 1/063 (2013.01); F04D 29/445 (2013.01)

Designated contracting state (EPC)

DE ES FR GB IT NL

DOCDB simple family (publication)

EP 0588258 A1 19940323; EP 0588258 B1 19951122; DE 4230713 A1 19940317; DE 59301000 D1 19960104; ES 2082568 T3 19960316

DOCDB simple family (application)

EP 93114584 A 19930910; DE 4230713 A 19920914; DE 59301000 T 19930910; ES 93114584 T 19930910