GB1224292A - Liquid level switch - Google Patents

Liquid level switch

Info

Publication number
GB1224292A
GB1224292A GB4664069A GB4664069A GB1224292A GB 1224292 A GB1224292 A GB 1224292A GB 4664069 A GB4664069 A GB 4664069A GB 4664069 A GB4664069 A GB 4664069A GB 1224292 A GB1224292 A GB 1224292A
Authority
GB
United Kingdom
Prior art keywords
liquid level
container
sept
tube
level switch
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
GB4664069A
Other languages
English (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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1224292A publication Critical patent/GB1224292A/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
    • G01F23/30—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 floats
    • G01F23/64—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 floats of the free float type without mechanical transmission elements
    • G01F23/72—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 floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
    • G01F23/74—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 floats of the free float type without mechanical transmission elements using magnetically actuated indicating means for sensing changes in level only at discrete points
    • 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
    • G01F23/242—Mounting arrangements for electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/02—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by movement of a float carrying a magnet

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Level Indicators Using A Float (AREA)
GB4664069A 1968-09-27 1969-09-22 Liquid level switch Expired GB1224292A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19686753666 DE6753666U (de) 1968-09-27 1968-09-27 Vorrichtung zum ausloesen von schaltvorgaengen in abhaengigkeit von einem fluessigkeitsstand.

Publications (1)

Publication Number Publication Date
GB1224292A true GB1224292A (en) 1971-03-10

Family

ID=6593590

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4664069A Expired GB1224292A (en) 1968-09-27 1969-09-22 Liquid level switch

Country Status (3)

Country Link
DE (1) DE6753666U (enrdf_load_stackoverflow)
FR (1) FR2019047A1 (enrdf_load_stackoverflow)
GB (1) GB1224292A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2196736A (en) * 1986-10-30 1988-05-05 Cobe Lab Liquid level sensor
JP2007522472A (ja) * 2004-02-13 2007-08-09 ビーイー・インテレクチュアル・プロパティー・インコーポレイテッド 航空機用飲料抽出のための電気光学的液位検出システム
US8127604B2 (en) 2007-10-24 2012-03-06 B/E Intellectual Property, Inc. Liquid level sensor for galley inserts
CN112680931A (zh) * 2020-12-10 2021-04-20 珠海格力电器股份有限公司 储液盒及其储液盒状态检测方法、洗衣机

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH541864A (de) * 1972-11-08 1973-09-15 Sprecher & Schuh Ag Druckgasschalter
CN113639821B (zh) * 2021-08-09 2024-07-09 中国北方稀土（集团）高科技股份有限公司 混合澄清萃取器故障判断装置及故障判断方法

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2196736A (en) * 1986-10-30 1988-05-05 Cobe Lab Liquid level sensor
GB2196736B (en) * 1986-10-30 1991-03-06 Cobe Lab Fluid flow apparatus for use in connection with dialysis apparatus
JP2007522472A (ja) * 2004-02-13 2007-08-09 ビーイー・インテレクチュアル・プロパティー・インコーポレイテッド 航空機用飲料抽出のための電気光学的液位検出システム
EP1725841A4 (en) * 2004-02-13 2007-11-07 Be Intellectual Pty Inc ELECTROOPTICAL LIQUID LEVEL MEASURING SYSTEM FOR THE PREPARATION OF AIRCRAFT BEVERAGES
US7610804B2 (en) 2004-02-13 2009-11-03 Be Aerospace, Inc. Electro-optic liquid level sensing system for aircraft beverage brewing
US7694559B2 (en) 2004-02-13 2010-04-13 Be Intellectual Property, Inc. Electro-optic liquid level sensing system for aircraft beverage brewing
US7992436B2 (en) 2004-02-13 2011-08-09 Be Intellectual Property, Inc. Electro-optic liquid level sensing system for aircraft beverage brewing
JP2012073259A (ja) * 2004-02-13 2012-04-12 Be Intellectual Property Inc 容器内の液体の表面のレベルを検出する装置
US8302473B2 (en) 2004-02-13 2012-11-06 Be Intellectual Property, Inc. Electro-optic liquid level sensing system for aircraft beverage brewing
US8127604B2 (en) 2007-10-24 2012-03-06 B/E Intellectual Property, Inc. Liquid level sensor for galley inserts
CN112680931A (zh) * 2020-12-10 2021-04-20 珠海格力电器股份有限公司 储液盒及其储液盒状态检测方法、洗衣机

Also Published As

Publication number Publication date
FR2019047A1 (enrdf_load_stackoverflow) 1970-06-26
DE6753666U (de) 1969-06-12

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