GB1227351A - - Google Patents

Info

Publication number
GB1227351A
GB1227351A GB1227351DA GB1227351A GB 1227351 A GB1227351 A GB 1227351A GB 1227351D A GB1227351D A GB 1227351DA GB 1227351 A GB1227351 A GB 1227351A
Authority
GB
United Kingdom
Prior art keywords
potentiometer
valve
level
magnet
operated
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
Other languages
English (en)
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 filed Critical
Publication of GB1227351A publication Critical patent/GB1227351A/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
    • G01F23/56—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 using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
    • 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
    • H01H36/0073—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 relative movement between two magnets
    • 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)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Non-Electrical Variables (AREA)
GB1227351D 1967-01-04 1967-01-04 Expired GB1227351A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB42667 1967-01-04

Publications (1)

Publication Number Publication Date
GB1227351A true GB1227351A (zh) 1971-04-07

Family

ID=9704147

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1227351D Expired GB1227351A (zh) 1967-01-04 1967-01-04

Country Status (1)

Country Link
GB (1) GB1227351A (zh)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4365489A (en) * 1980-02-18 1982-12-28 Maestrelli S.P.A. Cleaning liquid level regulator for dry cleaning machines
GB2294748A (en) * 1994-12-23 1996-05-08 Boilerhouse Services Ltd Improvements in and relating to the regulation of the level of water in a pressurised boiler
CN102069705A (zh) * 2010-12-21 2011-05-25 孙宏水 一种车(船)用发动机油耗计量装置
CN102758766A (zh) * 2012-07-02 2012-10-31 江苏环力科技发展有限公司 一种浮球开关
CN102890514A (zh) * 2012-10-11 2013-01-23 王佐栋 一种带连续灯光显示的液位控制器

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4365489A (en) * 1980-02-18 1982-12-28 Maestrelli S.P.A. Cleaning liquid level regulator for dry cleaning machines
GB2294748A (en) * 1994-12-23 1996-05-08 Boilerhouse Services Ltd Improvements in and relating to the regulation of the level of water in a pressurised boiler
GB2294748B (en) * 1994-12-23 1996-10-02 Boilerhouse Services Ltd Improvements in and relating to the regulation of the level of water in a pressurised boiler
CN102069705A (zh) * 2010-12-21 2011-05-25 孙宏水 一种车(船)用发动机油耗计量装置
CN102069705B (zh) * 2010-12-21 2013-03-06 孙宏水 一种车(船)用发动机油耗计量装置
CN102758766A (zh) * 2012-07-02 2012-10-31 江苏环力科技发展有限公司 一种浮球开关
CN102890514A (zh) * 2012-10-11 2013-01-23 王佐栋 一种带连续灯光显示的液位控制器
CN102890514B (zh) * 2012-10-11 2015-12-16 王佐栋 一种带连续灯光显示的液位控制器

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees