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GB2372821B - Testing of electrical apparatus - Google Patents

Testing of electrical apparatus

Info

Publication number
GB2372821B
GB2372821BGB0126784AGB0126784AGB2372821BGB 2372821 BGB2372821 BGB 2372821BGB 0126784 AGB0126784 AGB 0126784AGB 0126784 AGB0126784 AGB 0126784AGB 2372821 BGB2372821 BGB 2372821B
Authority
GB
United Kingdom
Prior art keywords
testing
electrical apparatus
electrical
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 - Fee Related
Application number
GB0126784A
Other versions
GB2372821A (en
GB0126784D0 (en
Inventor
Paul Simon Wright
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.)
UK Secretary of State for Trade and Industry
Original Assignee
UK Secretary of State for Trade and Industry
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 UK Secretary of State for Trade and IndustryfiledCriticalUK Secretary of State for Trade and Industry
Publication of GB0126784D0publicationCriticalpatent/GB0126784D0/en
Publication of GB2372821ApublicationCriticalpatent/GB2372821A/en
Application grantedgrantedCritical
Publication of GB2372821BpublicationCriticalpatent/GB2372821B/en
Anticipated expirationlegal-statusCritical
Expired - Fee Relatedlegal-statusCriticalCurrent

Links

Classifications

Landscapes

GB0126784A2000-11-102001-11-07Testing of electrical apparatusExpired - Fee RelatedGB2372821B (en)

Applications Claiming Priority (1)

Application NumberPriority DateFiling DateTitle
GB0027556AGB0027556D0 (en)2000-11-102000-11-10Testing of electrical apparatus

Publications (3)

Publication NumberPublication Date
GB0126784D0 GB0126784D0 (en)2002-01-02
GB2372821A GB2372821A (en)2002-09-04
GB2372821Btrue GB2372821B (en)2004-09-08

Family

ID=9902986

Family Applications (2)

Application NumberTitlePriority DateFiling Date
GB0027556ACeasedGB0027556D0 (en)2000-11-102000-11-10Testing of electrical apparatus
GB0126784AExpired - Fee RelatedGB2372821B (en)2000-11-102001-11-07Testing of electrical apparatus

Family Applications Before (1)

Application NumberTitlePriority DateFiling Date
GB0027556ACeasedGB0027556D0 (en)2000-11-102000-11-10Testing of electrical apparatus

Country Status (1)

CountryLink
GB (2)GB0027556D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
TWI602372B (en)2014-06-252017-10-11易家居聯網科技有限公司Electric appliance monitor method and electric appliance monitor system

Citations (7)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
US4031462A (en)*1975-07-071977-06-21Motorola, Inc.Frequency spectrum analyzer
US4301404A (en)*1979-02-091981-11-17Solartron Electronic Group LimitedMethods and apparatus for analyzing periodic waveforms
US4630229A (en)*1982-02-231986-12-16Intercontrole Societe AnonymeCircuit for the fast calculation of the discrete Fourier transform of a signal
US4964055A (en)*1987-11-251990-10-16Cooper Industries, Inc.Hand-held power system harmonic distortion meter with selective activation of display
US5365164A (en)*1992-08-241994-11-15Tci (Trans-Coil, Inc.)Harmonic analyzer and methods of constructing and utilizing same
GB2281629A (en)*1993-07-301995-03-08Polymeters Response InternatioMeasuring distortion in ac networks
US5973501A (en)*1993-10-181999-10-26Metropolitan Industries, Inc.Current and voltage probe for measuring harmonic distortion

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
US4031462A (en)*1975-07-071977-06-21Motorola, Inc.Frequency spectrum analyzer
US4301404A (en)*1979-02-091981-11-17Solartron Electronic Group LimitedMethods and apparatus for analyzing periodic waveforms
US4630229A (en)*1982-02-231986-12-16Intercontrole Societe AnonymeCircuit for the fast calculation of the discrete Fourier transform of a signal
US4964055A (en)*1987-11-251990-10-16Cooper Industries, Inc.Hand-held power system harmonic distortion meter with selective activation of display
US5365164A (en)*1992-08-241994-11-15Tci (Trans-Coil, Inc.)Harmonic analyzer and methods of constructing and utilizing same
GB2281629A (en)*1993-07-301995-03-08Polymeters Response InternatioMeasuring distortion in ac networks
US5973501A (en)*1993-10-181999-10-26Metropolitan Industries, Inc.Current and voltage probe for measuring harmonic distortion

Also Published As

Publication numberPublication date
GB2372821A (en)2002-09-04
GB0027556D0 (en)2000-12-27
GB0126784D0 (en)2002-01-02

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Legal Events

DateCodeTitleDescription
PCNPPatent ceased through non-payment of renewal fee

Effective date:20091107
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