GB1554726A - Liquid level sensors - Google Patents

Liquid level sensors

Info

Publication number
GB1554726A
GB1554726A GB4439175A GB4439175A GB1554726A GB 1554726 A GB1554726 A GB 1554726A GB 4439175 A GB4439175 A GB 4439175A GB 4439175 A GB4439175 A GB 4439175A GB 1554726 A GB1554726 A GB 1554726A
Authority
GB
United Kingdom
Prior art keywords
liquid level
level sensors
sensors
liquid
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
GB4439175A
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.)
Automotive Products PLC
Original Assignee
Automotive Products 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 Automotive Products PLC filed Critical Automotive Products PLC
Priority to GB4439175A priority Critical patent/GB1554726A/en
Publication of GB1554726A publication Critical patent/GB1554726A/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
    • G01F23/26—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G01F23/265—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
GB4439175A 1976-10-21 1976-10-21 Liquid level sensors Expired GB1554726A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4439175A GB1554726A (en) 1976-10-21 1976-10-21 Liquid level sensors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4439175A GB1554726A (en) 1976-10-21 1976-10-21 Liquid level sensors

Publications (1)

Publication Number Publication Date
GB1554726A true GB1554726A (en) 1979-10-31

Family

ID=10433073

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4439175A Expired GB1554726A (en) 1976-10-21 1976-10-21 Liquid level sensors

Country Status (1)

Country Link
GB (1) GB1554726A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2152665A (en) * 1984-01-03 1985-08-07 Ae Cds Autoclave Inc Liquid level detection
GB2184541A (en) * 1985-12-20 1987-06-24 Clevite Ind Inc Liquid level indicator system
WO2010069866A1 (en) * 2008-12-19 2010-06-24 Endress+Hauser Gmbh+Co.Kg Device for determining and/or monitoring a process variable
CN108489573A (en) * 2018-04-11 2018-09-04 航天科技控股集团股份有限公司 A kind of liquid level detection device of automobile cooling

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2152665A (en) * 1984-01-03 1985-08-07 Ae Cds Autoclave Inc Liquid level detection
GB2184541A (en) * 1985-12-20 1987-06-24 Clevite Ind Inc Liquid level indicator system
WO2010069866A1 (en) * 2008-12-19 2010-06-24 Endress+Hauser Gmbh+Co.Kg Device for determining and/or monitoring a process variable
US8997556B2 (en) 2008-12-19 2015-04-07 Endress + Hauser Gmbh + Co. Kg Apparatus for determining and/or monitoring a process variable
CN108489573A (en) * 2018-04-11 2018-09-04 航天科技控股集团股份有限公司 A kind of liquid level detection device of automobile cooling
CN108489573B (en) * 2018-04-11 2024-06-04 航天科技控股集团股份有限公司 Liquid level detection device of automobile cooling liquid

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Legal Events

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