GB2337337B - Apparatus for and method of determining the polarity of a capacitor - Google Patents

Apparatus for and method of determining the polarity of a capacitor

Info

Publication number
GB2337337B
GB2337337B GB9810138A GB9810138A GB2337337B GB 2337337 B GB2337337 B GB 2337337B GB 9810138 A GB9810138 A GB 9810138A GB 9810138 A GB9810138 A GB 9810138A GB 2337337 B GB2337337 B GB 2337337B
Authority
GB
United Kingdom
Prior art keywords
polarity
capacitor
determining
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
GB9810138A
Other versions
GB9810138D0 (en
GB2337337A (en
Inventor
Richard J Payman
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.)
Aeroflex Ltd
Original Assignee
IFR Ltd
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 IFR Ltd filed Critical IFR Ltd
Priority to GB9810138A priority Critical patent/GB2337337B/en
Publication of GB9810138D0 publication Critical patent/GB9810138D0/en
Publication of GB2337337A publication Critical patent/GB2337337A/en
Application granted granted Critical
Publication of GB2337337B publication Critical patent/GB2337337B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/64—Testing of capacitors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2605—Measuring capacitance

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB9810138A 1998-05-12 1998-05-12 Apparatus for and method of determining the polarity of a capacitor Expired - Lifetime GB2337337B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9810138A GB2337337B (en) 1998-05-12 1998-05-12 Apparatus for and method of determining the polarity of a capacitor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9810138A GB2337337B (en) 1998-05-12 1998-05-12 Apparatus for and method of determining the polarity of a capacitor

Publications (3)

Publication Number Publication Date
GB9810138D0 GB9810138D0 (en) 1998-07-08
GB2337337A GB2337337A (en) 1999-11-17
GB2337337B true GB2337337B (en) 2002-03-06

Family

ID=10831899

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9810138A Expired - Lifetime GB2337337B (en) 1998-05-12 1998-05-12 Apparatus for and method of determining the polarity of a capacitor

Country Status (1)

Country Link
GB (1) GB2337337B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100409016C (en) * 2003-09-04 2008-08-06 系新科技股份有限公司 Method and apparatus for testing capacitor of printed circuitboard
JP6347702B2 (en) * 2014-09-09 2018-06-27 日置電機株式会社 Inspection apparatus and inspection method
CN104502734A (en) * 2014-12-30 2015-04-08 中国科学院电子学研究所 Capacitive electric field sensor
US10605832B2 (en) * 2016-11-11 2020-03-31 Fluke Corporation Sensor subsystems for non-contact voltage measurement devices
CN108957210B (en) * 2018-08-10 2021-01-26 海信（广东）空调有限公司 Electrolytic capacitor polarity detection circuit and detection device
GB201918672D0 (en) * 2019-12-17 2020-01-29 Edwards Douglas A bag and sheet system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5159526A (en) * 1991-12-20 1992-10-27 Compaq Computer Corporation Method and apparatus for determining orientation of polarized capacitors
US5502375A (en) * 1994-08-04 1996-03-26 Compaq Computer Corporation Method and apparatus for determining orientation of polarized capacitors
EP0722091A2 (en) * 1995-01-11 1996-07-17 Hewlett-Packard Company Test for determining polarity of electrolytic capacitors within electronic assemblies

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5159526A (en) * 1991-12-20 1992-10-27 Compaq Computer Corporation Method and apparatus for determining orientation of polarized capacitors
US5502375A (en) * 1994-08-04 1996-03-26 Compaq Computer Corporation Method and apparatus for determining orientation of polarized capacitors
EP0722091A2 (en) * 1995-01-11 1996-07-17 Hewlett-Packard Company Test for determining polarity of electrolytic capacitors within electronic assemblies

Also Published As

Publication number Publication date
GB9810138D0 (en) 1998-07-08
GB2337337A (en) 1999-11-17

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20180511