DE3912048C2 - - Google Patents

Info

Publication number
DE3912048C2
DE3912048C2 DE3912048A DE3912048A DE3912048C2 DE 3912048 C2 DE3912048 C2 DE 3912048C2 DE 3912048 A DE3912048 A DE 3912048A DE 3912048 A DE3912048 A DE 3912048A DE 3912048 C2 DE3912048 C2 DE 3912048C2
Authority
DE
Germany
Prior art keywords
soft iron
iron
wing
instrument
moving
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 - Fee Related
Application number
DE3912048A
Other languages
German (de)
English (en)
Other versions
DE3912048A1 (de
Inventor
Yuji Tokio/Tokyo Jp Kawai
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa 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
Priority claimed from JP63099251A external-priority patent/JPH0670647B2/ja
Priority claimed from JP5770988U external-priority patent/JPH01162666U/ja
Priority claimed from JP6126388U external-priority patent/JPH01165467U/ja
Priority claimed from JP1988066420U external-priority patent/JPH0637338Y2/ja
Application filed by Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Publication of DE3912048A1 publication Critical patent/DE3912048A1/de
Application granted granted Critical
Publication of DE3912048C2 publication Critical patent/DE3912048C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01R5/18—Moving-iron instruments with pivoting soft iron, e.g. needle galvanometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/38—Arrangements for altering the indicating characteristic, e.g. by modifying the air gap

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE3912048A 1988-04-21 1989-04-12 Dreheiseninstrument Granted DE3912048A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP63099251A JPH0670647B2 (ja) 1988-04-21 1988-04-21 可動鉄片形計器
JP5770988U JPH01162666U (US06623731-20030923-C00012.png) 1988-04-28 1988-04-28
JP6126388U JPH01165467U (US06623731-20030923-C00012.png) 1988-05-10 1988-05-10
JP1988066420U JPH0637338Y2 (ja) 1988-05-20 1988-05-20 可動鉄片形計器

Publications (2)

Publication Number Publication Date
DE3912048A1 DE3912048A1 (de) 1989-11-02
DE3912048C2 true DE3912048C2 (US06623731-20030923-C00012.png) 1993-04-22

Family

ID=27463546

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3912048A Granted DE3912048A1 (de) 1988-04-21 1989-04-12 Dreheiseninstrument

Country Status (3)

Country Link
US (1) US4912398A (US06623731-20030923-C00012.png)
DE (1) DE3912048A1 (US06623731-20030923-C00012.png)
GB (1) GB2217855B (US06623731-20030923-C00012.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5465413A (en) * 1993-03-05 1995-11-07 Trimble Navigation Limited Adaptive noise cancellation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2183685A (en) * 1937-01-11 1939-12-19 Gen Electric Current responsive apparatus
US2610989A (en) * 1947-02-21 1952-09-16 Westinghouse Electric Corp Electrical measuring instrument
GB766753A (en) * 1954-01-22 1957-01-23 Sangamo Weston Improvements in moving iron electrical instruments
US2998571A (en) * 1959-05-01 1961-08-29 Gen Electric Voltmeter
US3034058A (en) * 1959-11-02 1962-05-08 Gen Electric Electrical measuring instrument
US3165695A (en) * 1960-12-22 1965-01-12 Westinghouse Electric Corp Calibration adjuster for repulsion vane type instruments
US3155904A (en) * 1961-01-16 1964-11-03 Westinghouse Electric Corp Repulsion iron vane assembly
US3585501A (en) * 1967-02-16 1971-06-15 Tokyo Shibaura Electric Co Indicating instruments provided with a movable iron strip member
DE1916898B2 (de) * 1968-04-11 1978-11-30 Radio Controle S.A., Lyon (Frankreich) Elektrisches Meßgerät
DE1919244C2 (de) * 1969-04-16 1983-04-07 Rivoir, Karl Heinz, 7530 Pforzheim Achse für elektrische Meßinstrumente und zugehöriges Dreheisen
DE2738444A1 (de) * 1977-08-26 1979-03-01 Hartmann & Braun Ag Systemtraeger fuer dreheisenmesswerke
DE3516684A1 (de) * 1985-05-09 1986-11-13 Rivoir, Karl Heinz, 7530 Pforzheim Anordnung fuer oder in dreheisen- bzw. drehspulinstrumenten

Also Published As

Publication number Publication date
GB2217855B (en) 1992-08-19
DE3912048A1 (de) 1989-11-02
US4912398A (en) 1990-03-27
GB8906193D0 (en) 1989-05-04
GB2217855A (en) 1989-11-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee