HK1990A - Electrical meter - Google Patents

Electrical meter

Info

Publication number
HK1990A
HK1990A HK19/90A HK1990A HK1990A HK 1990 A HK1990 A HK 1990A HK 19/90 A HK19/90 A HK 19/90A HK 1990 A HK1990 A HK 1990A HK 1990 A HK1990 A HK 1990A
Authority
HK
Hong Kong
Prior art keywords
spindle
moving magnet
conductor strip
seating
shield
Prior art date
Application number
HK19/90A
Other languages
English (en)
Inventor
Derek John Hughes
Original Assignee
Butler Howard 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 Butler Howard Ltd filed Critical Butler Howard Ltd
Publication of HK1990A publication Critical patent/HK1990A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/02—Bearings or suspensions for moving parts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R5/00—Instruments for converting a single current or a single voltage into a mechanical displacement
    • G01R5/14—Moving-iron instruments
    • G01R5/16—Moving-iron instruments with pivoting magnet

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Amplifiers (AREA)
  • Glass Compositions (AREA)
  • Instrument Panels (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nonmetal Cutting Devices (AREA)
  • Hard Magnetic Materials (AREA)
HK19/90A 1982-10-14 1990-01-11 Electrical meter HK1990A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08229390A GB2128343B (en) 1982-10-14 1982-10-14 Moving-magnet meters

Publications (1)

Publication Number Publication Date
HK1990A true HK1990A (en) 1990-01-19

Family

ID=10533596

Family Applications (1)

Application Number Title Priority Date Filing Date
HK19/90A HK1990A (en) 1982-10-14 1990-01-11 Electrical meter

Country Status (5)

Country Link
EP (1) EP0111096B1 (xx)
AT (1) ATE36069T1 (xx)
DE (1) DE3377521D1 (xx)
GB (1) GB2128343B (xx)
HK (1) HK1990A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728350B1 (fr) * 1994-12-16 1997-03-14 Magneti Marelli France Actionneur electrique pivotant comprenant un blindage perfectionne

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB525092A (en) * 1939-02-15 1940-08-21 Smith & Sons Ltd S Improvements in or relating to electric indicating or repeating instruments
GB564181A (en) * 1942-06-12 1944-09-15 Simmonds Dev Corp Ltd Electrical indicating instruments and scale adjustments therefor
GB630448A (en) * 1946-06-28 1949-10-13 Liquidometer Corp Improvements in or relating to indicating instruments
US2658805A (en) * 1949-05-27 1953-11-10 Gen Electric Repulsion type magnetic suspension
US3414817A (en) * 1965-10-23 1968-12-03 Kal Equip Company Sensitive high current ammeter having plural magnetic armatures responsive to parallel conductors
US3753107A (en) * 1972-06-21 1973-08-14 Ford Motor Co Magnetic gauge with two v-positioned coils and having magnetic restoring ring
US3995214A (en) * 1975-09-25 1976-11-30 Raytheon Company Movable magnet meter having rotation compensating means
US4227148A (en) * 1978-08-10 1980-10-07 Century Mfg. Co. External means for increasing the sensitivity of a moving magnet type of meter
FR2470970A1 (fr) * 1979-11-28 1981-06-12 Radio Controle Sa Instrument de mesure electrique a fer mobile et a aimant

Also Published As

Publication number Publication date
EP0111096A3 (en) 1986-03-26
EP0111096B1 (en) 1988-07-27
DE3377521D1 (de) 1988-09-01
GB2128343B (en) 1986-07-23
EP0111096A2 (en) 1984-06-20
GB2128343A (en) 1984-04-26
ATE36069T1 (de) 1988-08-15

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Legal Events

Date Code Title Description
NR Patent deemed never to have been added to the register under section 13(7) of patents (transitional arrangements) rules