IT7822519A0 - TEST DEVICE TO INDICATE AN ELECTRICAL VOLTAGE AND, OR ITS POLARITY, AS WELL AS THE PASSAGE OF CURRENT IN AN ELECTRICAL CONDUCTOR. - Google Patents

TEST DEVICE TO INDICATE AN ELECTRICAL VOLTAGE AND, OR ITS POLARITY, AS WELL AS THE PASSAGE OF CURRENT IN AN ELECTRICAL CONDUCTOR.

Info

Publication number
IT7822519A0
IT7822519A0 IT7822519A IT2251978A IT7822519A0 IT 7822519 A0 IT7822519 A0 IT 7822519A0 IT 7822519 A IT7822519 A IT 7822519A IT 2251978 A IT2251978 A IT 2251978A IT 7822519 A0 IT7822519 A0 IT 7822519A0
Authority
IT
Italy
Prior art keywords
polarity
passage
indicate
current
well
Prior art date
Application number
IT7822519A
Other languages
Italian (it)
Other versions
IT1094448B (en
Original Assignee
Siemens Ag
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 DE2717826A external-priority patent/DE2717826C2/en
Priority claimed from DE2734833A external-priority patent/DE2734833C2/en
Priority claimed from DE2735374A external-priority patent/DE2735374C2/en
Priority claimed from DE19777724448 external-priority patent/DE7724448U/en
Priority claimed from DE19772756830 external-priority patent/DE2756830C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of IT7822519A0 publication Critical patent/IT7822519A0/en
Application granted granted Critical
Publication of IT1094448B publication Critical patent/IT1094448B/en

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
    • G01R19/145—Indicating the presence of current or voltage
    • 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
    • G01R1/02—General constructional details
    • G01R1/06—Measuring leads; Measuring probes
    • G01R1/067—Measuring probes
    • G01R1/06788—Hand-held or hand-manipulated probes, e.g. for oscilloscopes or for portable test instruments
    • 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
    • G01R19/14—Indicating direction of current; Indicating polarity of voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Secondary Cells (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
IT22519/78A 1977-04-21 1978-04-20 TEST DEVICE TO INDICATE AN ELECTRIC VOLTAGE AND / OR ITS POLARITY, AS WELL AS THE CURRENT PASSAGE IN AN ELECTRIC CONDUCTOR IT1094448B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE2717826A DE2717826C2 (en) 1977-04-21 1977-04-21 Test device for displaying an electrical voltage and / or its polarity as well as the passage of current through an electrical conductor
DE2734833A DE2734833C2 (en) 1977-04-21 1977-08-02 Test device for displaying an electrical voltage and / or its polarity as well as the passage of current through an electrical conductor
DE2735374A DE2735374C2 (en) 1977-04-21 1977-08-05 Test device for displaying an electrical voltage and / or its polarity as well as the passage of current through an electrical conductor
DE19777724448 DE7724448U (en) 1977-08-05 Test device for displaying an electrical voltage and / or its polarity as well as the passage of current through an electrical conductor
DE19772756830 DE2756830C3 (en) 1977-04-21 1977-12-20 Test device for displaying an electrical voltage and / or its polarity as well as the passage of current through an electrical conductor
DE7738799 1977-12-20

Publications (2)

Publication Number Publication Date
IT7822519A0 true IT7822519A0 (en) 1978-04-20
IT1094448B IT1094448B (en) 1985-08-02

Family

ID=27544272

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22519/78A IT1094448B (en) 1977-04-21 1978-04-20 TEST DEVICE TO INDICATE AN ELECTRIC VOLTAGE AND / OR ITS POLARITY, AS WELL AS THE CURRENT PASSAGE IN AN ELECTRIC CONDUCTOR

Country Status (11)

Country Link
JP (1) JPS6019460B2 (en)
AR (1) AR213041A1 (en)
BE (1) BE866251A (en)
CA (1) CA1101072A (en)
DK (1) DK172978A (en)
FR (1) FR2388281A1 (en)
GB (1) GB1562578A (en)
IT (1) IT1094448B (en)
LU (1) LU79484A1 (en)
NL (1) NL7804231A (en)
SE (1) SE425270B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54135577U (en) * 1978-03-13 1979-09-20
US4527118A (en) * 1981-06-29 1985-07-02 Siemens Aktiengesellschaft Testing device for indicating an electric voltage and its polarity and for continuity testing
GB2125972A (en) * 1982-08-25 1984-03-14 Alan James Checkland Park Domestic electrical tester
US4513179A (en) * 1983-04-21 1985-04-23 Northern Telecom Limited Loop test circuit
US4605895A (en) * 1984-03-09 1986-08-12 Park Alan J C Domestic electrical tester
FR2575837B1 (en) * 1985-01-10 1988-03-18 Gedic International APPARATUS FOR MONITORING THE CONTINUITY OF AN ELECTRICAL CIRCUIT
JPH0449707Y2 (en) * 1985-08-20 1992-11-24
JPS62167655U (en) * 1986-04-14 1987-10-24
JPH01112271A (en) * 1987-07-04 1989-04-28 Ricoh Co Ltd Optical scanner for laser printer or the like
EP0355197A1 (en) * 1988-08-26 1990-02-28 Siemens Aktiengesellschaft Voltage probe for the stepwise optical display of a voltage, and process for producing it
JP2009244131A (en) * 2008-03-31 2009-10-22 Hioki Ee Corp Line voltage measuring apparatus
JP2010175412A (en) * 2009-01-30 2010-08-12 Hioki Ee Corp Voltage measuring apparatus
CN113125810B (en) * 2021-02-23 2024-02-09 四川航天燎原科技有限公司 Electrical separation switching separation device for multiple types of separation connectors

Also Published As

Publication number Publication date
LU79484A1 (en) 1978-09-29
NL7804231A (en) 1978-10-24
FR2388281A1 (en) 1978-11-17
BE866251A (en) 1978-08-14
CA1101072A (en) 1981-05-12
FR2388281B1 (en) 1981-11-13
DK172978A (en) 1978-10-22
SE7804537L (en) 1978-10-22
JPS6019460B2 (en) 1985-05-16
SE425270B (en) 1982-09-13
GB1562578A (en) 1980-03-12
IT1094448B (en) 1985-08-02
AR213041A1 (en) 1978-11-30
JPS53132389A (en) 1978-11-18

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