CA1275444C - Dispositif a main pour verifier la continuite electrique et detecter les sources de tension - Google Patents

Dispositif a main pour verifier la continuite electrique et detecter les sources de tension

Info

Publication number
CA1275444C
CA1275444C CA000532692A CA532692A CA1275444C CA 1275444 C CA1275444 C CA 1275444C CA 000532692 A CA000532692 A CA 000532692A CA 532692 A CA532692 A CA 532692A CA 1275444 C CA1275444 C CA 1275444C
Authority
CA
Canada
Prior art keywords
circuit
housing
hand held
held device
voltage source
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 - Lifetime
Application number
CA000532692A
Other languages
English (en)
Inventor
John L. Macdonald
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA000532692A priority Critical patent/CA1275444C/fr
Application granted granted Critical
Publication of CA1275444C publication Critical patent/CA1275444C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
CA000532692A 1987-03-23 1987-03-23 Dispositif a main pour verifier la continuite electrique et detecter les sources de tension Expired - Lifetime CA1275444C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000532692A CA1275444C (fr) 1987-03-23 1987-03-23 Dispositif a main pour verifier la continuite electrique et detecter les sources de tension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000532692A CA1275444C (fr) 1987-03-23 1987-03-23 Dispositif a main pour verifier la continuite electrique et detecter les sources de tension

Publications (1)

Publication Number Publication Date
CA1275444C true CA1275444C (fr) 1990-10-23

Family

ID=4135247

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000532692A Expired - Lifetime CA1275444C (fr) 1987-03-23 1987-03-23 Dispositif a main pour verifier la continuite electrique et detecter les sources de tension

Country Status (1)

Country Link
CA (1) CA1275444C (fr)

Similar Documents

Publication Publication Date Title
US3919631A (en) Leadless probe
US5359290A (en) Method and apparatus using a pair of test circuits having LED indicators for testing engine sensors and ignition modules in vehicles
US5367250A (en) Electrical tester with electrical energizable test probe
US4027236A (en) Voltage and continuity checker
US4724382A (en) Testing instrument for detectlng alternating voltages in mains and alternating electromagnetic fields in the vicinity of voltage-carrying conductors
US6812685B2 (en) Auto-selecting, auto-ranging contact/noncontact voltage and continuity tester
US6100679A (en) Voltage indicating instrument
US4634971A (en) Portable hand-held voltage sensor with manually adjustable reference voltage for comparison with sensed voltage
US3826981A (en) Solid-state high impedance meter system
US5293113A (en) Test instrument for the display of electric voltages
US3934195A (en) Portable electric capacitor tester using an LED indicator
US4205264A (en) High impedance electrical testing instrument for AC and DC voltage detection and continuity testing
US4207517A (en) Switchless D.C. multifunction tester
US3437928A (en) Self-contained test probe with indicator lamp responsive to continuous or pulsed voltages
US4160206A (en) Audible voltage-impedance tester
US4066953A (en) Combination high impedance continuity and voltage indicating instrument
DK161240B (da) Apparat til maaling og indikering af aendringer i resistans
US5319306A (en) Portable electrical line tester using audible tones to indicate voltage
US4504781A (en) Voltage wand
US4683422A (en) Low voltage continuity tester
CA1275444C (fr) Dispositif a main pour verifier la continuite electrique et detecter les sources de tension
CA2259711C (fr) Circuit de mise en marche automatique pour dispositif de mesure de tension a piles
US4605895A (en) Domestic electrical tester
GB1565218A (en) Electrical continuity and voltagetesting device
GB2170914A (en) Testing electrical continuity and detecting voltage sources

Legal Events

Date Code Title Description
MKLA Lapsed