GB2409771B8 - Electrical switching method and apparatus - Google Patents

Electrical switching method and apparatus

Info

Publication number
GB2409771B8
GB2409771B8 GB0506775A GB0506775A GB2409771B8 GB 2409771 B8 GB2409771 B8 GB 2409771B8 GB 0506775 A GB0506775 A GB 0506775A GB 0506775 A GB0506775 A GB 0506775A GB 2409771 B8 GB2409771 B8 GB 2409771B8
Authority
GB
United Kingdom
Prior art keywords
switching method
electrical switching
electrical
switching
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
GB0506775A
Other versions
GB2409771A8 (en
GB2409771A (en
GB2409771B (en
GB0506775D0 (en
Inventor
Robin Alan Radcliffe Wood
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.)
ELECTROHEAT PLC
Original Assignee
ELECTROHEAT PLC
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 ELECTROHEAT PLC filed Critical ELECTROHEAT PLC
Publication of GB0506775D0 publication Critical patent/GB0506775D0/en
Publication of GB2409771A publication Critical patent/GB2409771A/en
Application granted granted Critical
Publication of GB2409771B publication Critical patent/GB2409771B/en
Publication of GB2409771A8 publication Critical patent/GB2409771A8/en
Publication of GB2409771B8 publication Critical patent/GB2409771B8/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/541—Contacts shunted by semiconductor devices
    • H01H9/542—Contacts shunted by static switch means
GB0506775A 2002-10-03 2003-10-03 Electrical switching method and apparatus Expired - Fee Related GB2409771B8 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0222881A GB0222881D0 (en) 2002-10-03 2002-10-03 Electrical switching method and apparatus
PCT/GB2003/004282 WO2004032168A1 (en) 2002-10-03 2003-10-03 Electrical switching method and apparatus

Publications (5)

Publication Number Publication Date
GB0506775D0 GB0506775D0 (en) 2005-05-11
GB2409771A GB2409771A (en) 2005-07-06
GB2409771B GB2409771B (en) 2006-05-31
GB2409771A8 GB2409771A8 (en) 2011-01-05
GB2409771B8 true GB2409771B8 (en) 2011-01-05

Family

ID=9945199

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0222881A Ceased GB0222881D0 (en) 2002-10-03 2002-10-03 Electrical switching method and apparatus
GB0506775A Expired - Fee Related GB2409771B8 (en) 2002-10-03 2003-10-03 Electrical switching method and apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0222881A Ceased GB0222881D0 (en) 2002-10-03 2002-10-03 Electrical switching method and apparatus

Country Status (3)

Country Link
AU (1) AU2003271893A1 (en)
GB (2) GB0222881D0 (en)
WO (1) WO2004032168A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7961443B2 (en) 2007-04-06 2011-06-14 Watlow Electric Manufacturing Company Hybrid power relay using communications link
FR2931291B1 (en) * 2008-05-15 2010-08-13 Sagem Defense Securite ELECTROMECHANICAL / SEMICONDUCTOR MIXED PROTECTION SWITCH
US11338785B2 (en) * 2020-01-24 2022-05-24 Rockwell Automation Technologies, Inc. Extending the life of electromagnetic brake control circuits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466849A1 (en) * 1979-09-28 1981-04-10 Koehler Gerard EM relay for coupling to semiconductor relay - receives mercury globules in trough forming contacts with halves of toroidal magnetic circuit connected static relay
GB8421070D0 (en) * 1984-08-20 1984-09-26 Muirhead A D Power switching device
FR2696062B1 (en) * 1992-09-23 1994-12-09 Sgs Thomson Microelectronics Controlled electrical power switch and method for switching an electrical power circuit.
US5536980A (en) * 1992-11-19 1996-07-16 Texas Instruments Incorporated High voltage, high current switching apparatus
FI91115C (en) * 1992-11-30 1994-05-10 Ahlstroem Oy Method for controlling an electrical switch and an electrical switch
US6671142B2 (en) * 2001-02-27 2003-12-30 Omron Corporation Circuit for operating voltage range extension for a relay

Also Published As

Publication number Publication date
GB2409771A8 (en) 2011-01-05
GB2409771A (en) 2005-07-06
AU2003271893A1 (en) 2004-04-23
GB2409771B (en) 2006-05-31
WO2004032168A1 (en) 2004-04-15
GB0222881D0 (en) 2002-11-13
GB0506775D0 (en) 2005-05-11

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Legal Events

Date Code Title Description
S117 Correction of errors in patents and applications (sect. 117/patents act 1977)

Free format text: REQUEST FILED; REQUEST FOR CORRECTION UNDER SECTION 117 FILED ON 1 MARCH 2010

S117 Correction of errors in patents and applications (sect. 117/patents act 1977)

Free format text: CORRECTIONS ALLOWED; REQUEST FOR CORRECTION UNDER SECTION 117 FILED ON 1 MARCH 2010 ALLOWED ON 23 NOVEMBER 2010

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20110203 AND 20110209

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20221003