JPS50104332A - - Google Patents

Info

Publication number
JPS50104332A
JPS50104332A JP49010890A JP1089074A JPS50104332A JP S50104332 A JPS50104332 A JP S50104332A JP 49010890 A JP49010890 A JP 49010890A JP 1089074 A JP1089074 A JP 1089074A JP S50104332 A JPS50104332 A JP S50104332A
Authority
JP
Japan
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.)
Pending
Application number
JP49010890A
Other languages
Japanese (ja)
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
Priority to JP49010890A priority Critical patent/JPS50104332A/ja
Priority to US05/542,542 priority patent/US3970933A/en
Priority to DE19752502958 priority patent/DE2502958C3/de
Priority to DE2552691A priority patent/DE2552691C3/de
Priority to FR757502466A priority patent/FR2259367B1/fr
Priority to GB34953/77A priority patent/GB1503140A/en
Priority to GB3688/75A priority patent/GB1502434A/en
Publication of JPS50104332A publication Critical patent/JPS50104332A/ja
Priority to US05/657,277 priority patent/US4044304A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/155—Indicating the presence of voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Exposure Control For Cameras (AREA)
JP49010890A 1974-01-28 1974-01-28 Pending JPS50104332A (OSRAM)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP49010890A JPS50104332A (OSRAM) 1974-01-28 1974-01-28
US05/542,542 US3970933A (en) 1974-01-28 1975-01-20 Device for checking a D.C. source voltage relative to a predetermined value
DE19752502958 DE2502958C3 (de) 1974-01-28 1975-01-24 Spannungsprüfvorrichtung
DE2552691A DE2552691C3 (de) 1974-01-28 1975-01-24 Spannungsprüfschaltung
FR757502466A FR2259367B1 (OSRAM) 1974-01-28 1975-01-27
GB34953/77A GB1503140A (en) 1974-01-28 1975-01-28 Voltage checking device
GB3688/75A GB1502434A (en) 1974-01-28 1975-01-28 Voltage checker circuit
US05/657,277 US4044304A (en) 1974-01-28 1976-02-11 Device for checking a d c source voltage relative to a predetermined value

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49010890A JPS50104332A (OSRAM) 1974-01-28 1974-01-28

Publications (1)

Publication Number Publication Date
JPS50104332A true JPS50104332A (OSRAM) 1975-08-18

Family

ID=11762904

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49010890A Pending JPS50104332A (OSRAM) 1974-01-28 1974-01-28

Country Status (5)

Country Link
US (1) US3970933A (OSRAM)
JP (1) JPS50104332A (OSRAM)
DE (1) DE2552691C3 (OSRAM)
FR (1) FR2259367B1 (OSRAM)
GB (2) GB1502434A (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1549689A (en) * 1975-07-28 1979-08-08 Nippon Kogaku Kk Voltage generating circuit
JPS55143471A (en) * 1979-04-27 1980-11-08 Toshiba Corp Battery voltage detecting circuit
CH642808B (fr) * 1981-01-05 1900-01-01 Rolex Montres Procede pour determiner l'etat de decharge d'une pile electrique et dispositif pour la mise en oeuvre de ce procede.
US4550287A (en) * 1983-08-11 1985-10-29 The Boeing Company Data bus test instrument having a tri-colored LED and indicating continuity, voltage and polarity
FR2749939B1 (fr) * 1996-06-13 1998-07-31 Sgs Thomson Microelectronics Detecteur de gamme de tension d'alimentation dans un circuit integre
US6388448B1 (en) 2001-03-13 2002-05-14 Actron Manufacturing Co. Electronic battery tester with normal/cold test modes and terminal connection detection
US6384608B1 (en) 2001-03-13 2002-05-07 Actron Manufacturing Co. Battery tester using internal resistance to measure a condition of a battery

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449737A (en) * 1965-04-01 1969-06-10 Gen Motors Corp Overpotential indicator device control circuit

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2482980A (en) * 1946-04-06 1949-09-27 Heinz E Kallmann Constant voltage source
US2922104A (en) * 1958-06-25 1960-01-19 Fox Prod Co Apparatus for testing multi-cell storage batteries
US3118137A (en) * 1959-07-29 1964-01-14 Bendix Corp Battery warning indicator
US3068410A (en) * 1960-08-22 1962-12-11 Galman Herbert Expanded scale electrical measuring system having high temperature stability
US3263170A (en) * 1961-08-02 1966-07-26 A & M Instr Inc Expanded scale voltmeter bridge circuit having equal value linear and non-linear impedance arms at balance
US3256475A (en) * 1962-01-08 1966-06-14 Weston Instruments Inc Rectifier circuit
US3204193A (en) * 1962-04-06 1965-08-31 Warren Mfg Company Inc Transistorized low-voltage responsive alarm
US3452347A (en) * 1966-11-03 1969-06-24 Eastman Kodak Co Luminous diode battery condition indicator for camera
US3789242A (en) * 1972-12-26 1974-01-29 Bell Telephone Labor Inc Overvoltage and undervoltage detection circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449737A (en) * 1965-04-01 1969-06-10 Gen Motors Corp Overpotential indicator device control circuit

Also Published As

Publication number Publication date
DE2552691C3 (de) 1978-04-20
DE2502958B2 (de) 1976-07-15
GB1503140A (en) 1978-03-08
DE2502958A1 (de) 1975-08-07
FR2259367A1 (OSRAM) 1975-08-22
DE2552691B2 (de) 1977-08-04
GB1502434A (en) 1978-03-01
US3970933A (en) 1976-07-20
FR2259367B1 (OSRAM) 1981-03-06
DE2552691A1 (de) 1976-05-06

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