GB9611891D0 - Liquid level sensor having externally located transducer and electronics - Google Patents

Liquid level sensor having externally located transducer and electronics

Info

Publication number
GB9611891D0
GB9611891D0 GBGB9611891.4A GB9611891A GB9611891D0 GB 9611891 D0 GB9611891 D0 GB 9611891D0 GB 9611891 A GB9611891 A GB 9611891A GB 9611891 D0 GB9611891 D0 GB 9611891D0
Authority
GB
United Kingdom
Prior art keywords
electronics
liquid level
level sensor
externally located
located transducer
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.)
Withdrawn
Application number
GBGB9611891.4A
Other versions
GB2301891A (en
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.)
Whitaker LLC
Original Assignee
Whitaker LLC
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 Whitaker LLC filed Critical Whitaker LLC
Publication of GB9611891D0 publication Critical patent/GB9611891D0/en
Publication of GB2301891A publication Critical patent/GB2301891A/en
Withdrawn legal-status Critical Current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
    • G01F23/296—Acoustic waves
    • G01F23/2961—Acoustic waves for discrete levels
    • 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
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
GB9611891A 1995-06-08 1996-06-07 Ultrasonic liquid level sensor Withdrawn GB2301891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9511591.1A GB9511591D0 (en) 1995-06-08 1995-06-08 Liquid level sensor having externally located transducer and electronics

Publications (2)

Publication Number Publication Date
GB9611891D0 true GB9611891D0 (en) 1996-08-07
GB2301891A GB2301891A (en) 1996-12-18

Family

ID=10775710

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9511591.1A Pending GB9511591D0 (en) 1995-06-08 1995-06-08 Liquid level sensor having externally located transducer and electronics
GB9611891A Withdrawn GB2301891A (en) 1995-06-08 1996-06-07 Ultrasonic liquid level sensor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9511591.1A Pending GB9511591D0 (en) 1995-06-08 1995-06-08 Liquid level sensor having externally located transducer and electronics

Country Status (3)

Country Link
JP (1) JPH095144A (en)
DE (1) DE19621759A1 (en)
GB (2) GB9511591D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009043570A1 (en) * 2009-09-30 2011-03-31 Manz Automation Tübingen GmbH Module for a laboratory robot and laboratory robot
DE102009049375B4 (en) * 2009-10-14 2014-07-24 Leica Instruments (Singapore) Pte. Ltd. Device for processing tissue samples
DE102019216039B3 (en) * 2019-10-17 2021-02-04 Vitesco Technologies Germany Gmbh Arrangement and method for determining a minimum fill level of a fluid in a fluid container

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0120040B1 (en) * 1982-09-15 1989-04-26 Acumet Precision Instruments Limited Ultrasonic measurement
FR2540247B1 (en) * 1983-01-31 1985-09-27 Elf France METHOD AND APPARATUS FOR DETECTING CHANGES IN COMPOSITION WITHIN A MEDIUM USING ULTRASOUND
US4815323A (en) * 1985-06-28 1989-03-28 Simmonds Precision Products, Inc. Ultrasonic fuel quantity gauging system
DE3732219A1 (en) * 1987-09-24 1989-04-13 Siemens Ag APPLICATION OF ELECTROMAGNETIC ULTRASOUND TRANSFORMATION METHODS FOR MONITORING FUEL HEAT AND BUBBLE CONDITIONING IN LIQUID CONTAINING PIPES

Also Published As

Publication number Publication date
JPH095144A (en) 1997-01-10
DE19621759A1 (en) 1996-12-12
GB2301891A (en) 1996-12-18
GB9511591D0 (en) 1995-08-02

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)