FR2295430A1 - Indicateur de niveau de tension electrique - Google Patents

Indicateur de niveau de tension electrique

Info

Publication number
FR2295430A1
FR2295430A1 FR7536966A FR7536966A FR2295430A1 FR 2295430 A1 FR2295430 A1 FR 2295430A1 FR 7536966 A FR7536966 A FR 7536966A FR 7536966 A FR7536966 A FR 7536966A FR 2295430 A1 FR2295430 A1 FR 2295430A1
Authority
FR
France
Prior art keywords
battery
light emitting
diode
input signal
emitting diodes
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.)
Withdrawn
Application number
FR7536966A
Other languages
English (en)
French (fr)
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.)
Boeing North American Inc
Original Assignee
Rockwell International 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 Rockwell International Corp filed Critical Rockwell International Corp
Publication of FR2295430A1 publication Critical patent/FR2295430A1/fr
Withdrawn legal-status Critical Current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
    • G01R19/16561—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 hand-held circuit testers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Leads Or Probes (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR7536966A 1974-12-17 1975-12-03 Indicateur de niveau de tension electrique Withdrawn FR2295430A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53359674A 1974-12-17 1974-12-17

Publications (1)

Publication Number Publication Date
FR2295430A1 true FR2295430A1 (fr) 1976-07-16

Family

ID=24126650

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536966A Withdrawn FR2295430A1 (fr) 1974-12-17 1975-12-03 Indicateur de niveau de tension electrique

Country Status (5)

Country Link
JP (1) JPS5185645A (en, 2012)
CH (1) CH607042A5 (en, 2012)
DE (1) DE2551760A1 (en, 2012)
FR (1) FR2295430A1 (en, 2012)
NL (1) NL7514020A (en, 2012)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1806375A1 (de) * 1968-07-12 1970-02-19 Elektronische Rechenmasch Ind Anzeigegeraet fuer Signalpegel digitaler Schaltkreise
FR1589432A (en, 2012) * 1968-05-02 1970-03-31
US3505663A (en) * 1965-12-20 1970-04-07 Gen Motors Corp Power source condition indicator
FR2058833A5 (en, 2012) * 1969-09-29 1971-05-28 Fulmen
GB1465358A (en) * 1973-04-26 1977-02-23 Asahi Optical Co Ltd Power source checking device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3505663A (en) * 1965-12-20 1970-04-07 Gen Motors Corp Power source condition indicator
FR1589432A (en, 2012) * 1968-05-02 1970-03-31
DE1806375A1 (de) * 1968-07-12 1970-02-19 Elektronische Rechenmasch Ind Anzeigegeraet fuer Signalpegel digitaler Schaltkreise
FR2058833A5 (en, 2012) * 1969-09-29 1971-05-28 Fulmen
GB1465358A (en) * 1973-04-26 1977-02-23 Asahi Optical Co Ltd Power source checking device

Also Published As

Publication number Publication date
CH607042A5 (en, 2012) 1978-11-30
NL7514020A (nl) 1976-06-21
JPS5185645A (en, 2012) 1976-07-27
DE2551760A1 (de) 1976-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse