Invention Application
- Patent Title: CENTRIFUGAL PUMP
- Patent Title (中): 离心泵
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Application No.: US13655361Application Date: 2012-10-18
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Publication No.: US20140030086A1Publication Date: 2014-01-30
- Inventor: David R. Staley , Robert S. McAlpine , Roxann M. Bittner
- Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Main IPC: F04D29/40
- IPC: F04D29/40

Abstract:
Embodiments of the disclosure include a centrifugal pump assembly including a pump housing defining a cavity and an impeller disposed within the cavity, the impeller being affixed to a shaft. The pump housing includes an inner surface having a geometric pattern configured in increase a turbulence of a fluid flow over the inner surface. The impeller includes one or more blades and a shroud. The inner surface of the pump housing and the shroud of the impeller define a leakage path.
Public/Granted literature
- US3078698A Gap closer device for circular knitting machines Public/Granted day:1963-02-26
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