NL7804231A - TEST DEVICE FOR INDICATING AN ELECTRICAL VOLTAGE AND / OR THE POLARITY OF THIS VOLTAGE AND OF THE CURRENT TRANSIT THROUGH AN ELECTRICAL CONDUIT. - Google Patents

TEST DEVICE FOR INDICATING AN ELECTRICAL VOLTAGE AND / OR THE POLARITY OF THIS VOLTAGE AND OF THE CURRENT TRANSIT THROUGH AN ELECTRICAL CONDUIT.

Info

Publication number
NL7804231A
NL7804231A NL7804231A NL7804231A NL7804231A NL 7804231 A NL7804231 A NL 7804231A NL 7804231 A NL7804231 A NL 7804231A NL 7804231 A NL7804231 A NL 7804231A NL 7804231 A NL7804231 A NL 7804231A
Authority
NL
Netherlands
Prior art keywords
voltage
electrical
polarity
indicating
test device
Prior art date
Application number
NL7804231A
Other languages
Dutch (nl)
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 NL7804231A publication Critical patent/NL7804231A/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)
NL7804231A 1977-04-21 1978-04-20 TEST DEVICE FOR INDICATING AN ELECTRICAL VOLTAGE AND / OR THE POLARITY OF THIS VOLTAGE AND OF THE CURRENT TRANSIT THROUGH AN ELECTRICAL CONDUIT. NL7804231A (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 (1)

Publication Number Publication Date
NL7804231A true NL7804231A (en) 1978-10-24

Family

ID=27544272

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7804231A NL7804231A (en) 1977-04-21 1978-04-20 TEST DEVICE FOR INDICATING AN ELECTRICAL VOLTAGE AND / OR THE POLARITY OF THIS VOLTAGE AND OF THE CURRENT TRANSIT THROUGH AN ELECTRICAL CONDUIT.

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
SE7804537L (en) 1978-10-22
FR2388281A1 (en) 1978-11-17
SE425270B (en) 1982-09-13
IT7822519A0 (en) 1978-04-20
BE866251A (en) 1978-08-14
JPS6019460B2 (en) 1985-05-16
JPS53132389A (en) 1978-11-18
AR213041A1 (en) 1978-11-30
FR2388281B1 (en) 1981-11-13
GB1562578A (en) 1980-03-12
IT1094448B (en) 1985-08-02
CA1101072A (en) 1981-05-12
LU79484A1 (en) 1978-09-29
DK172978A (en) 1978-10-22

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Legal Events

Date Code Title Description
BC A request for examination has been filed
BV The patent application has lapsed