Vertical pump with free floating check valve

Lindsay, Malcolm

Title: Vertical pump with free floating check valve

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Abstract

A vertical pump with a bottom discharge having a free floating check valve isposed in the outlet plenum thereof. The free floating check valve comprises a spherical member with a hemispherical cage-like member attached thereto which is capable of allowing forward or reverse flow under appropriate conditions while preventing reverse flow under inappropriate conditions.

Inventors:

Lindsay, Malcolm ^[1]

O'Hara Township, Allegheny County, PA

Issue Date:: 1980-01-01

Research Org.:: General Electric Co., Boston, MA (United States)

OSTI Identifier:: 863499

Patent Number(s):: 4188173

Assignee:: United States of America as represented by Department of Energy (Washington, DC)

Patent Classifications (CPCs):: Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

F - MECHANICAL ENGINEERING F04 - POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS F04D - NON-POSITIVE-DISPLACEMENT PUMPS

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Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
Y10T137/7873 - Ball valves

F - MECHANICAL ENGINEERING F04 - POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS F04D - NON-POSITIVE-DISPLACEMENT PUMPS
F04D15/0022 - {throttling valves or valves varying the pump inlet opening or the outlet opening}

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DOE Contract Number:: E(04-3)-893

Resource Type:: Patent

Country of Publication:: United States

Language:: English

Subject:: vertical; pump; free; floating; check; valve; bottom; discharge; isposed; outlet; plenum; comprises; spherical; hemispherical; cage-like; attached; thereto; capable; allowing; forward; reverse; flow; appropriate; conditions; preventing; inappropriate; reverse flow; valve comprises; attached thereto; check valve; appropriate conditions; bottom discharge; preventing reverse; outlet plenum; free floating; floating check; vertical pump; /417/137/

Citation Formats


                    Lindsay, Malcolm. Vertical pump with free floating check valve.  United States: N. p., 1980. 
        Web.

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                    Lindsay, Malcolm. Vertical pump with free floating check valve.  United States.

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                    Lindsay, Malcolm. Tue .  
        "Vertical pump with free floating check valve".  United States.  https://www.osti.gov/servlets/purl/863499.

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@article{osti_863499,

  title        = {Vertical pump with free floating check valve},

  author       = {Lindsay, Malcolm},

  abstractNote = {A vertical pump with a bottom discharge having a free floating check valve isposed in the outlet plenum thereof. The free floating check valve comprises a spherical member with a hemispherical cage-like member attached thereto which is capable of allowing forward or reverse flow under appropriate conditions while preventing reverse flow under inappropriate conditions.},

  doi          = {},

  journal      = {},
number       = ,

  volume       = ,

  place        = {United States},

  year         = {1980},

  month        = {1}

}

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