GB2195446B - A liquid level indicator - Google Patents

A liquid level indicator

Info

Publication number
GB2195446B
GB2195446B GB8623170A GB8623170A GB2195446B GB 2195446 B GB2195446 B GB 2195446B GB 8623170 A GB8623170 A GB 8623170A GB 8623170 A GB8623170 A GB 8623170A GB 2195446 B GB2195446 B GB 2195446B
Authority
GB
United Kingdom
Prior art keywords
liquid level
level indicator
indicator
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 - Lifetime
Application number
GB8623170A
Other versions
GB2195446A (en
GB8623170D0 (en
Inventor
David Lionel Emberson
Robert Geoffrey Goodsell
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Priority to GB8623170A priority Critical patent/GB2195446B/en
Publication of GB8623170D0 publication Critical patent/GB8623170D0/en
Publication of GB2195446A publication Critical patent/GB2195446A/en
Application granted granted Critical
Publication of GB2195446B publication Critical patent/GB2195446B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01F23/2924—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms for several discrete levels, e.g. with more than one light-conducting sensing element
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/21—Water-boiling vessels, e.g. kettles
    • A47J27/212—Water-boiling vessels, e.g. kettles with signaling means, e.g. whistling kettles

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Cookers (AREA)
GB8623170A 1986-09-26 1986-09-26 A liquid level indicator Expired - Lifetime GB2195446B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8623170A GB2195446B (en) 1986-09-26 1986-09-26 A liquid level indicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8623170A GB2195446B (en) 1986-09-26 1986-09-26 A liquid level indicator

Publications (3)

Publication Number Publication Date
GB8623170D0 GB8623170D0 (en) 1986-10-29
GB2195446A GB2195446A (en) 1988-04-07
GB2195446B true GB2195446B (en) 1990-02-28

Family

ID=10604829

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8623170A Expired - Lifetime GB2195446B (en) 1986-09-26 1986-09-26 A liquid level indicator

Country Status (1)

Country Link
GB (1) GB2195446B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7706671B2 (en) 2005-03-16 2010-04-27 B2M Asset Management, Llc Multi-function liquid container

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2234426A (en) * 1989-08-03 1991-02-06 Haden D H Ltd Improvements in or relating to heating vessels
FR2690740B1 (en) * 1992-05-04 1997-08-08 Spmp Sa OPTICAL METHOD AND DEVICE INDICATORS OF THE LEVEL OF A LIQUID CONTAINED IN A CONTAINER.
IT1320326B1 (en) * 2000-05-22 2003-11-26 Eltek Spa DISPENSER OF WASHING AGENTS FOR A DOMESTIC WASHING MACHINE, IN PARTICULAR A DISHWASHER.
GB2363972B (en) * 2000-06-27 2004-09-08 Pulse Home Products Ltd Illuminated jug kettle
GB2454005A (en) * 2007-10-26 2009-04-29 Jenny Maxwell A liquid detecting apparatus for detecting a level of a liquid in addition to the presence of a liquid
BRPI0805290B1 (en) * 2008-12-22 2019-07-30 Whirlpool S.A. ICE FILLING DEVICE
WO2010109375A2 (en) * 2009-03-23 2010-09-30 Koninklijke Philips Electronics N.V. Fluid level indicator
CN104948261A (en) * 2015-04-29 2015-09-30 宁波大叶园林设备有限公司 Lubricating oil dipstick displaying lubricating oil level with light guide and engine ignition and lubrication method
CN104948299A (en) * 2015-04-29 2015-09-30 宁波大叶园林设备有限公司 Liquid level and fuel oil level light guide display and engine ignition and lubrication method
CN104938299A (en) * 2015-04-30 2015-09-30 宁波大叶园林科技有限公司 Garden irrigator with liquid-level light-guide display and involute curve nozzle
CN105179045A (en) * 2015-06-02 2015-12-23 宁波大叶园林设备有限公司 Two-stroke engine with logarithmic spiral and sine gas port decompression integrated mixer
CN104989489A (en) * 2015-06-02 2015-10-21 宁波大叶园林设备有限公司 Engine of lawn mower, with fuel gas mixer integrating gas mixing flues and three-level decompressing chamber

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1087760A (en) * 1965-09-29 1967-10-18 Gen Motors Corp Tank closure caps
GB1130224A (en) * 1964-12-28 1968-10-09 Illinois Tool Works Liquid level indicators
US3535933A (en) * 1969-02-17 1970-10-27 Illinois Tool Works Liquid level indicator
EP0039187A1 (en) * 1980-04-28 1981-11-04 Economics Laboratory, Inc. Liquid level indicator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1130224A (en) * 1964-12-28 1968-10-09 Illinois Tool Works Liquid level indicators
GB1087760A (en) * 1965-09-29 1967-10-18 Gen Motors Corp Tank closure caps
US3535933A (en) * 1969-02-17 1970-10-27 Illinois Tool Works Liquid level indicator
EP0039187A1 (en) * 1980-04-28 1981-11-04 Economics Laboratory, Inc. Liquid level indicator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7706671B2 (en) 2005-03-16 2010-04-27 B2M Asset Management, Llc Multi-function liquid container

Also Published As

Publication number Publication date
GB2195446A (en) 1988-04-07
GB8623170D0 (en) 1986-10-29

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Legal Events

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

Effective date: 19960926