GB2107463B - Liquid-level detection - Google Patents

Liquid-level detection

Info

Publication number
GB2107463B
GB2107463B GB08226342A GB8226342A GB2107463B GB 2107463 B GB2107463 B GB 2107463B GB 08226342 A GB08226342 A GB 08226342A GB 8226342 A GB8226342 A GB 8226342A GB 2107463 B GB2107463 B GB 2107463B
Authority
GB
United Kingdom
Prior art keywords
liquid
level detection
detection
level
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
Application number
GB08226342A
Other versions
GB2107463A (en
Inventor
Ronald Alfred Masom
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Priority to GB08226342A priority Critical patent/GB2107463B/en
Publication of GB2107463A publication Critical patent/GB2107463A/en
Application granted granted Critical
Publication of GB2107463B publication Critical patent/GB2107463B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
GB08226342A 1981-10-14 1982-09-16 Liquid-level detection Expired GB2107463B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08226342A GB2107463B (en) 1981-10-14 1982-09-16 Liquid-level detection

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8131009 1981-10-14
GB08226342A GB2107463B (en) 1981-10-14 1982-09-16 Liquid-level detection

Publications (2)

Publication Number Publication Date
GB2107463A GB2107463A (en) 1983-04-27
GB2107463B true GB2107463B (en) 1985-07-03

Family

ID=26280965

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08226342A Expired GB2107463B (en) 1981-10-14 1982-09-16 Liquid-level detection

Country Status (1)

Country Link
GB (1) GB2107463B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2617594A1 (en) * 1987-06-30 1989-01-06 Esswein Sa Liquid product tank fitted with a level monitoring system
GB2226879A (en) * 1989-01-05 1990-07-11 Chou Kao Jung Level sensor for intravenous drip bottle
US11422019B1 (en) * 2021-08-18 2022-08-23 Bnsf Railway Company System and method for fuel monitoring and spill prevention

Also Published As

Publication number Publication date
GB2107463A (en) 1983-04-27

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Legal Events

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