Invention Grant
- Patent Title: Multistage centrifugal pump
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Application No.: US15355800Application Date: 2016-11-18
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Publication No.: US11378097B2Publication Date: 2022-07-05
- Inventor: Erik Bundesen Svarre , John Frigård Nielsen , Finn Ulrich Storgaard , Iraj Babazadeh
- Applicant: GRUNDFOS HOLDING A/S
- Applicant Address: DK Bjerringbro
- Assignee: GRUNDFOS HOLDING A/S
- Current Assignee: GRUNDFOS HOLDING A/S
- Current Assignee Address: DK Bjerringbro
- Agency: McGlew and Tuttle, P.C.
- Priority: EP15195415 20151119
- Main IPC: F04D1/06
- IPC: F04D1/06 ; F04D29/62 ; F04D29/42 ; F04D29/041 ; F04D13/02 ; F04D17/08 ; F04D25/02 ; F04D29/043 ; F04D29/046 ; F04D29/053 ; F04D29/056 ; F04D29/10
Abstract:
A multi-stage centrifugal pump includes a pump casing, in which a shaft (8) carrying an impeller is rotatably arranged. The pump casing has a pump casing foot part (2) that includes a reversibly closable maintenance opening (60), via which a bearing and/or seal (20, 25), which is arranged at a shaft end within the pump casing, is accessible and exchangeable.
Public/Granted literature
- US20170146029A1 MULTISTAGE CENTRIFUGAL PUMP Public/Granted day:2017-05-25
Information query
