EP 2990651 B1 20180711 - Pump casing
Title (en)
Pump casing
Title (de)
Pumpengehäuse
Title (fr)
Boîtier de pompe
Publication
Application
Priority
EP 14182156 A 20140825
Abstract (en)
[origin: CN105387000A] The invention relates to a pump casing (9) for a centrifugal pump. The pump casing has a first housing component (11). The first housing component has at least one suction joint, a pressure joint (42) and an accommodating member for a gas separator. The first housing component is designed to be electrically connected with a a driving motor (1); a shaft (4) of the driving motor can support an impeller (6) rotating in the pump casing (9); the pump casing is provided with a second housing component (12) capable of being sealed in the first housing component (11) and matching with the shape of the first housing component; and the second housing component forms a part of spiral shell having a suction inlet and an impeller (6) of the centrifugal pump (2).
IPC 8 full level
F04D 9/00 (2006.01); F04D 29/42 (2006.01); F04D 29/62 (2006.01)
CPC (source: EP)
F04D 9/003 (2013.01); F04D 29/426 (2013.01); F04D 29/628 (2013.01)
Citation (opposition)
Opponent : Grundfos Holding A/S
- DE 20219186 U1 20030227 - ASKOLL HOLDING SRL [IT]
- EP 0735272 A1 19961002 - WILO GMBH [DE]
- EP 1650440 A1 20060426 - PEDROLLO SPA [IT]
- DE 20005247 U1 20000525 - GRUNDFOS A S BJERRINGBRO [DK]
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 2990651 A1 20160302; EP 2990651 B1 20180711; CN 105387000 A 20160309; CN 105387000 B 20200522; CN 205243947 U 20160518
DOCDB simple family (application)
EP 14182156 A 20140825; CN 201510526181 A 20150825; CN 201520646076 U 20150825