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GB2292836B - Device for detecting the presence of gas in the output of a pump - Google Patents

Device for detecting the presence of gas in the output of a pump

Info

Publication number
GB2292836B
GB2292836B GB9417544A GB9417544A GB2292836B GB 2292836 B GB2292836 B GB 2292836B GB 9417544 A GB9417544 A GB 9417544A GB 9417544 A GB9417544 A GB 9417544A GB 2292836 B GB2292836 B GB 2292836B
Authority
GB
United Kingdom
Prior art keywords
pump
detecting
gas
output
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9417544A
Other versions
GB2292836A (en
GB9417544D0 (en
Inventor
Richard Bradford
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
S B SERVICES
Original Assignee
S B SERVICES
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by S B SERVICES filed Critical S B SERVICES
Priority to GB9417544A priority Critical patent/GB2292836B/en
Publication of GB9417544D0 publication Critical patent/GB9417544D0/en
Publication of GB2292836A publication Critical patent/GB2292836A/en
Application granted granted Critical
Publication of GB2292836B publication Critical patent/GB2292836B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/02—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by movement of a float carrying a magnet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2835—Specific substances contained in the oils or fuels
    • G01N33/2841—Gas in oils, e.g. hydrogen in insulating oils
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00—Fluid parameters
    • F04B2205/50—Presence of foreign matter in the fluid
    • F04B2205/503—Presence of foreign matter in the fluid of gas in a liquid flow, e.g. gas bubbles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/10—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials
    • G01N9/20—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials by balancing the weight of the bodies
    • G01N9/22—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials by balancing the weight of the bodies with continuous circulation of the fluid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
GB9417544A 1994-09-01 1994-09-01 Device for detecting the presence of gas in the output of a pump Expired - Fee Related GB2292836B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9417544A GB2292836B (en) 1994-09-01 1994-09-01 Device for detecting the presence of gas in the output of a pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9417544A GB2292836B (en) 1994-09-01 1994-09-01 Device for detecting the presence of gas in the output of a pump

Publications (3)

Publication Number Publication Date
GB9417544D0 GB9417544D0 (en) 1994-10-19
GB2292836A GB2292836A (en) 1996-03-06
GB2292836B true GB2292836B (en) 1998-06-10

Family

ID=10760639

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9417544A Expired - Fee Related GB2292836B (en) 1994-09-01 1994-09-01 Device for detecting the presence of gas in the output of a pump

Country Status (1)

Country Link
GB (1) GB2292836B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11267010B2 (en) 2016-10-26 2022-03-08 Carlisle Fluid Technologies, Inc. Systems and methods for a material sensor for a material tank
US11724272B2 (en) 2016-10-26 2023-08-15 Carlisle Fluid Technologies, Inc. Systems and methods for a material sensor for a material pump

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB550303A (en) * 1941-12-22 1943-01-01 David Hutton Neilson Improvements in or relating to float actuated means for the control of liquid levels
GB848727A (en) * 1958-01-22 1960-09-21 A R I C Ltd Switch apparatus responsive to liquid flow
GB867011A (en) * 1957-01-22 1961-05-03 Engelhard Ind Inc Improvements in or relating to liquid level sight gauges
GB897034A (en) * 1957-10-17 1962-05-23 Trist & Co Ltd Ronald Improvements in magnetic coupling devices
GB1427523A (en) * 1972-06-12 1976-03-10 Bestobell Mobrey Ltd Float switches
US5172089A (en) * 1991-06-14 1992-12-15 Wright Jane F Pool pump fail safe switch

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB550303A (en) * 1941-12-22 1943-01-01 David Hutton Neilson Improvements in or relating to float actuated means for the control of liquid levels
GB867011A (en) * 1957-01-22 1961-05-03 Engelhard Ind Inc Improvements in or relating to liquid level sight gauges
GB897034A (en) * 1957-10-17 1962-05-23 Trist & Co Ltd Ronald Improvements in magnetic coupling devices
GB848727A (en) * 1958-01-22 1960-09-21 A R I C Ltd Switch apparatus responsive to liquid flow
GB1427523A (en) * 1972-06-12 1976-03-10 Bestobell Mobrey Ltd Float switches
US5172089A (en) * 1991-06-14 1992-12-15 Wright Jane F Pool pump fail safe switch

Also Published As

Publication number Publication date
GB2292836A (en) 1996-03-06
GB9417544D0 (en) 1994-10-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20110901