IT7922137A0 - Misuratore d'acqua comprendente una magnetoresistenza ferromagnetica accoppiata ad una magnete permanente girevole. - Google Patents

Misuratore d'acqua comprendente una magnetoresistenza ferromagnetica accoppiata ad una magnete permanente girevole.

Info

Publication number
IT7922137A0
IT7922137A0 IT7922137A IT2213779A IT7922137A0 IT 7922137 A0 IT7922137 A0 IT 7922137A0 IT 7922137 A IT7922137 A IT 7922137A IT 2213779 A IT2213779 A IT 2213779A IT 7922137 A0 IT7922137 A0 IT 7922137A0
Authority
IT
Italy
Prior art keywords
magnetoresistor
ferromagnetic
coupled
permanent magnet
water meter
Prior art date
Application number
IT7922137A
Other languages
English (en)
Other versions
IT1188783B (it
Original Assignee
Nec 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 Nec Corp filed Critical Nec Corp
Publication of IT7922137A0 publication Critical patent/IT7922137A0/it
Application granted granted Critical
Publication of IT1188783B publication Critical patent/IT1188783B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/07—Integration to give total flow, e.g. using mechanically-operated integrating mechanism
    • G01F15/075—Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means
    • G01F15/0755—Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means involving digital counting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/06—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects using rotating vanes with tangential admission
    • G01F1/075—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects using rotating vanes with tangential admission with magnetic or electromagnetic coupling to the indicating device

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
  • Details Of Flowmeters (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
IT22137/79A 1978-04-25 1979-04-24 Misuratore d'acqua comprendente una magnetoresistenza ferromagnetica accoppiata ad una magnete permanente girevole IT1188783B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4950778A JPS54141166A (en) 1978-04-25 1978-04-25 Water meter

Publications (2)

Publication Number Publication Date
IT7922137A0 true IT7922137A0 (it) 1979-04-24
IT1188783B IT1188783B (it) 1988-01-28

Family

ID=12833039

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22137/79A IT1188783B (it) 1978-04-25 1979-04-24 Misuratore d'acqua comprendente una magnetoresistenza ferromagnetica accoppiata ad una magnete permanente girevole

Country Status (6)

Country Link
US (1) US4253341A (it)
JP (1) JPS54141166A (it)
CH (1) CH639197A5 (it)
DE (1) DE2916761A1 (it)
GB (1) GB2020817B (it)
IT (1) IT1188783B (it)

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DE3328782A1 (de) * 1983-08-10 1985-02-28 Hansa Metallwerke Ag, 7000 Stuttgart Sanitaerarmatur sowie vorrichtung zur messung und anzeige eines oder mehrerer physikalischer parameter des den auslauf einer sanitaerarmatur durchstroemenden wassers
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US6149801A (en) * 1997-08-08 2000-11-21 Water Pik, Inc,. Water treatment device with volumetric monitoring features
US5935426A (en) 1997-08-08 1999-08-10 Teledyne Industries, Inc., A California Corporation Water treatment device with volumetric and time monitoring features
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FR2803657B1 (fr) * 2000-01-10 2002-05-24 Patrick Jourdas Procede et dispositif de mesure fiabilisee de la quantite de fluide circulant dans une canalisation
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MX2008009100A (es) * 2008-07-14 2010-01-14 Sist S Integrales De Medicion Sistema de prepago para suministrar agua o gas mediante tarjeta inteligente inalambrica y medidor para dicho sistema.
DE102011011871A1 (de) * 2011-01-06 2012-07-12 Walter Mehnert Verfahren und Vorrichtung zur Bestimmung der in einem Verbrauchs-Zeitintervall durch einen Durchflussmengenmesser strömenden Masse eines Fluids
CN105765350A (zh) 2013-09-30 2016-07-13 林肯工业公司 用于润滑系统的流量测量装置
DE102015004992A1 (de) * 2015-04-18 2016-10-20 Man Truck & Bus Ag Anordnung zur Ermittlung einer Drehzahl und Drehrichtung eines rotierenden Bauteils
US10352504B2 (en) 2015-07-29 2019-07-16 Enco Electronic System, Llc Method and apparatus for detecting leaks in a building water system
USD835241S1 (en) 2016-07-27 2018-12-04 Enco Electronic Systems, Llc Flow meter housing
US10288466B2 (en) 2017-06-30 2019-05-14 Sentry Equipment Corp. Flow totalizer
US10768030B1 (en) * 2019-07-10 2020-09-08 United Benefit Corp. Paddle wheel flow meter
CN111289044A (zh) * 2020-02-29 2020-06-16 成都易信达科技股份有限公司 一种物联网水表及其使用方法

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GB1183503A (en) * 1967-06-16 1970-03-11 Kent Ltd G Improvements in or relating to the measurement of fluid flow
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BE788933A (nl) * 1971-09-16 1973-03-19 Itt Numerieke aanwijzer voor een hoeveelheid per tijdseenheid welkeeen gemiddelde maakt
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GB1544270A (en) * 1975-06-12 1979-04-19 Ryusyo Industrial Co Integrating calorimeter

Also Published As

Publication number Publication date
GB2020817B (en) 1983-04-27
DE2916761A1 (de) 1980-02-28
DE2916761C2 (it) 1988-06-16
IT1188783B (it) 1988-01-28
GB2020817A (en) 1979-11-21
JPS54141166A (en) 1979-11-02
CH639197A5 (de) 1983-10-31
US4253341A (en) 1981-03-03

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960424