GB0400701D0 - Water level indicator - Google Patents

Water level indicator

Info

Publication number
GB0400701D0
GB0400701D0 GB0400701A GB0400701A GB0400701D0 GB 0400701 D0 GB0400701 D0 GB 0400701D0 GB 0400701 A GB0400701 A GB 0400701A GB 0400701 A GB0400701 A GB 0400701A GB 0400701 D0 GB0400701 D0 GB 0400701D0
Authority
GB
United Kingdom
Prior art keywords
water level
level indicator
indicator
water
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.)
Pending
Application number
GB0400701A
Other versions
GB2397380A (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB0400701D0 publication Critical patent/GB0400701D0/en
Publication of GB2397380A publication Critical patent/GB2397380A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/20—Status alarms responsive to moisture
    • 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
    • G01F23/24—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 resistance of resistors due to contact with conductor fluid
    • G01F23/241—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 resistance of resistors due to contact with conductor fluid for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Emergency Alarm Devices (AREA)
  • Level Indicators Using A Float (AREA)
GB0400701A 2003-01-15 2004-01-14 water level indicator Pending GB2397380A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0300842A GB0300842D0 (en) 2003-01-15 2003-01-15 Water level indicator

Publications (2)

Publication Number Publication Date
GB0400701D0 true GB0400701D0 (en) 2004-02-18
GB2397380A GB2397380A (en) 2004-07-21

Family

ID=9951152

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0300842A Ceased GB0300842D0 (en) 2003-01-15 2003-01-15 Water level indicator
GB0400701A Pending GB2397380A (en) 2003-01-15 2004-01-14 water level indicator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0300842A Ceased GB0300842D0 (en) 2003-01-15 2003-01-15 Water level indicator

Country Status (1)

Country Link
GB (2) GB0300842D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2484462B (en) * 2010-10-05 2016-05-25 Cooper Security Ltd Power supply
CN117109700B (en) * 2023-10-23 2023-12-26 三峡金沙江云川水电开发有限公司 Hydropower station water level monitoring alarm device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08327431A (en) * 1995-05-30 1996-12-13 Seikosha Co Ltd Detection apparatus of liquid level
GB2345138A (en) * 1998-12-22 2000-06-28 David Azouri Overflow detector particularly for toilet cistern
GB2388663A (en) * 2002-05-17 2003-11-19 Peter Smith A remote liquid level alarm system for a bath

Also Published As

Publication number Publication date
GB0300842D0 (en) 2003-02-12
GB2397380A (en) 2004-07-21

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