GB2341491B - Improvements in contact electrodes - Google Patents

Improvements in contact electrodes

Info

Publication number
GB2341491B
GB2341491B GB9919845A GB9919845A GB2341491B GB 2341491 B GB2341491 B GB 2341491B GB 9919845 A GB9919845 A GB 9919845A GB 9919845 A GB9919845 A GB 9919845A GB 2341491 B GB2341491 B GB 2341491B
Authority
GB
United Kingdom
Prior art keywords
contact electrodes
electrodes
contact
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
GB9919845A
Other versions
GB2341491A (en
GB9919845D0 (en
Inventor
Gordon James Rushton
Leslie Thomas Falkingham
Rama Shankar Parashar
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.)
GE Power UK
Original Assignee
Alstom UK 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 GBGB9818180.3A external-priority patent/GB9818180D0/en
Application filed by Alstom UK Ltd filed Critical Alstom UK Ltd
Priority to GB9919845A priority Critical patent/GB2341491B/en
Publication of GB9919845D0 publication Critical patent/GB9919845D0/en
Publication of GB2341491A publication Critical patent/GB2341491A/en
Application granted granted Critical
Publication of GB2341491B publication Critical patent/GB2341491B/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
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
    • H01H33/6642—Contacts; Arc-extinguishing means, e.g. arcing rings having cup-shaped contacts, the cylindrical wall of which being provided with inclined slits to form a coil
GB9919845A 1998-08-21 1999-08-23 Improvements in contact electrodes Expired - Fee Related GB2341491B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9919845A GB2341491B (en) 1998-08-21 1999-08-23 Improvements in contact electrodes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9818180.3A GB9818180D0 (en) 1998-08-21 1998-08-21 Improvements in vacuum interrupters
GB9919845A GB2341491B (en) 1998-08-21 1999-08-23 Improvements in contact electrodes

Publications (3)

Publication Number Publication Date
GB9919845D0 GB9919845D0 (en) 1999-10-27
GB2341491A GB2341491A (en) 2000-03-15
GB2341491B true GB2341491B (en) 2001-04-18

Family

ID=26314242

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9919845A Expired - Fee Related GB2341491B (en) 1998-08-21 1999-08-23 Improvements in contact electrodes

Country Status (1)

Country Link
GB (1) GB2341491B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015218295A1 (en) * 2015-09-23 2017-03-23 Siemens Aktiengesellschaft Pot contact with slanted bobbin
DE102015218616A1 (en) 2015-09-28 2017-03-30 Siemens Aktiengesellschaft Pot contact with outer flow throughflow body
DE102015218603A1 (en) 2015-09-28 2017-03-30 Siemens Aktiengesellschaft Pot contact with double structure
CN108389753B (en) * 2018-02-07 2020-03-31 西安交通大学 Novel cup-shaped vacuum arc-extinguishing chamber contact

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1095638A (en) * 1965-12-16 1967-12-20 Ass Elect Ind Improvements in or relating to vacuum switch contacts
GB1172190A (en) * 1967-08-15 1969-11-26 Gen Electric Improvements in or relating to a Vacuum-Type Circuit Interrupter
GB1533403A (en) * 1974-12-03 1978-11-22 Gen Electric Vacuum circuit interrupters
GB1559620A (en) * 1975-12-19 1980-01-23 Gen Electric Vacuum circuit interrupter
EP0371224A2 (en) * 1988-11-24 1990-06-06 Mitsubishi Denki Kabushiki Kaisha Vacuum switch tube

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1095638A (en) * 1965-12-16 1967-12-20 Ass Elect Ind Improvements in or relating to vacuum switch contacts
GB1172190A (en) * 1967-08-15 1969-11-26 Gen Electric Improvements in or relating to a Vacuum-Type Circuit Interrupter
GB1533403A (en) * 1974-12-03 1978-11-22 Gen Electric Vacuum circuit interrupters
GB1559620A (en) * 1975-12-19 1980-01-23 Gen Electric Vacuum circuit interrupter
EP0371224A2 (en) * 1988-11-24 1990-06-06 Mitsubishi Denki Kabushiki Kaisha Vacuum switch tube

Also Published As

Publication number Publication date
GB2341491A (en) 2000-03-15
GB9919845D0 (en) 1999-10-27

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Legal Events

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