Global Patent Index - EP 3467319 B1

EP 3467319 B1 20220330 - CENTRIFUGAL PUMP WITH IMPROVED SUCTION NECK SEAL

Title (en)

CENTRIFUGAL PUMP WITH IMPROVED SUCTION NECK SEAL

Title (de)

KREISELPUMPE MIT VERBESSERTER SAUGHALSDICHTUNG

Title (fr)

POMPE CENTRIFUGE À JOINT D'ÉTANCHÉITÉ POUR BRIDE D'ASPIRATION AMÉLIORÉ

Publication

EP 3467319 B1 20220330 (DE)

Application

EP 18000558 A 20180625

Priority

EP 18000558 A 20180625

Abstract (en)

[origin: CN211314647U] The utility model relates to a centrifugal pump (50) and a centrifugal pump assembly. Wherein the centrifugal pump (50) has a pump housing (1, 1a, 1b) and at least one impeller (2) arranged in the pump housing (1, 1a, 1b) for conveying a liquid, the impeller (2) is provided with an air inlet pipe joint (10a); wherein the intake connection (10a) is sealed radially with respect to the pump housing (1, 1a, 1b) by means of a wear ring (14), characterized in that the wear ring (14) is slotted and in that the pump housing (1, 1a, 1b) has an adjustment unit, by means of which the diameter of the wearring (14) can be adjusted.

IPC 8 full level

F04D 29/16 (2006.01); F04D 29/42 (2006.01); F04D 29/62 (2006.01); F16J 15/16 (2006.01)

CPC (source: EP)

F04D 29/167 (2013.01); F04D 29/426 (2013.01); F04D 29/622 (2013.01)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 3467319 A1 20190410; EP 3467319 B1 20220330; CN 211314647 U 20200821

DOCDB simple family (application)

EP 18000558 A 20180625; CN 201920944830 U 20190621