GB2304990B - Switching arrangements - Google Patents

Switching arrangements

Info

Publication number
GB2304990B
GB2304990B GB9616542A GB9616542A GB2304990B GB 2304990 B GB2304990 B GB 2304990B GB 9616542 A GB9616542 A GB 9616542A GB 9616542 A GB9616542 A GB 9616542A GB 2304990 B GB2304990 B GB 2304990B
Authority
GB
United Kingdom
Prior art keywords
switching arrangements
arrangements
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
GB9616542A
Other versions
GB9616542D0 (en
GB2304990A (en
Inventor
R Seddon
Kenneth George Cook
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.)
Teledyne UK Ltd
Original Assignee
EEV 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
Priority claimed from GBGB9518415.6A external-priority patent/GB9518415D0/en
Application filed by EEV Ltd filed Critical EEV Ltd
Priority to US08/704,860 priority Critical patent/US5994850A/en
Priority to DE19635720A priority patent/DE19635720A1/en
Priority to FR9610883A priority patent/FR2738668A1/en
Publication of GB9616542D0 publication Critical patent/GB9616542D0/en
Publication of GB2304990A publication Critical patent/GB2304990A/en
Application granted granted Critical
Publication of GB2304990B publication Critical patent/GB2304990B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
    • H01J13/02—Details
    • H01J13/04—Main electrodes; Auxiliary anodes
    • H01J13/06—Cathodes
GB9616542A 1995-09-08 1996-08-06 Switching arrangements Expired - Fee Related GB2304990B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US08/704,860 US5994850A (en) 1995-09-08 1996-08-28 Switching arrangements wherein a cylindrical trigger electrode is arranged around a gap between an anode and cathode for establishing a discharge therebetween
DE19635720A DE19635720A1 (en) 1995-09-08 1996-09-03 Heavy current switch with evacuated casing
FR9610883A FR2738668A1 (en) 1995-09-08 1996-09-06 CIRCUIT BREAKER FOR VERY HIGH INTENSITY CURRENTS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9518415.6A GB9518415D0 (en) 1995-09-08 1995-09-08 Switching arrangements
GBGB9522085.1A GB9522085D0 (en) 1995-09-08 1995-10-27 Switching arrangements

Publications (3)

Publication Number Publication Date
GB9616542D0 GB9616542D0 (en) 1996-09-25
GB2304990A GB2304990A (en) 1997-03-26
GB2304990B true GB2304990B (en) 1999-09-01

Family

ID=26307716

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9616542A Expired - Fee Related GB2304990B (en) 1995-09-08 1996-08-06 Switching arrangements

Country Status (1)

Country Link
GB (1) GB2304990B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2906194B1 (en) * 2006-09-21 2008-12-19 Alstom Transport Sa RAILWAY VEHICLE EQUIPPED WITH CONTACTORS, METHOD OF CONTROLLING AND USE OF THESE CONTACTORS

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB715284A (en) * 1950-12-20 1954-09-08 Egyesuelt Izzolampa Improvements in cathodes and method of making them
GB725685A (en) * 1953-02-10 1955-03-09 Hivac Ltd Improvements in or relating to cold-cathode gas-discharge tubes
GB1126661A (en) * 1964-11-19 1968-09-11 M O Valve Co Ltd Improvements in or relating to gas-filled electric discharge devices
GB1205763A (en) * 1967-05-30 1970-09-16 M O Valve Co Ltd Improvements in or relating to surge diverters
GB1439775A (en) * 1972-11-08 1976-06-16 Ericsson Telefon Ab L M Gas-filled discharge tubes annular elem

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB715284A (en) * 1950-12-20 1954-09-08 Egyesuelt Izzolampa Improvements in cathodes and method of making them
GB725685A (en) * 1953-02-10 1955-03-09 Hivac Ltd Improvements in or relating to cold-cathode gas-discharge tubes
GB1126661A (en) * 1964-11-19 1968-09-11 M O Valve Co Ltd Improvements in or relating to gas-filled electric discharge devices
GB1205763A (en) * 1967-05-30 1970-09-16 M O Valve Co Ltd Improvements in or relating to surge diverters
GB1439775A (en) * 1972-11-08 1976-06-16 Ericsson Telefon Ab L M Gas-filled discharge tubes annular elem

Also Published As

Publication number Publication date
GB9616542D0 (en) 1996-09-25
GB2304990A (en) 1997-03-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000806