GB2577376B - Contact - Google Patents

Contact Download PDF

Info

Publication number
GB2577376B
GB2577376B GB1910881.0A GB201910881A GB2577376B GB 2577376 B GB2577376 B GB 2577376B GB 201910881 A GB201910881 A GB 201910881A GB 2577376 B GB2577376 B GB 2577376B
Authority
GB
United Kingdom
Prior art keywords
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.)
Active
Application number
GB1910881.0A
Other versions
GB201910881D0 (en
GB2577376A (en
Inventor
Falkingham Leslie
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.)
S&C Electric Co
Original Assignee
S&C Electric Co
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
Publication of GB201910881D0 publication Critical patent/GB201910881D0/en
Application filed by S&C Electric Co filed Critical S&C Electric Co
Publication of GB2577376A publication Critical patent/GB2577376A/en
Application granted granted Critical
Publication of GB2577376B publication Critical patent/GB2577376B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
GB1910881.0A 2018-07-30 2019-09-30 Contact Active GB2577376B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1812409.9A GB2575990A (en) 2018-07-30 2018-07-30 Improvements to AMF contacts in vacuum switching devices

Publications (3)

Publication Number Publication Date
GB201910881D0 GB201910881D0 (en) 2019-09-11
GB2577376A GB2577376A (en) 2020-03-25
GB2577376B true GB2577376B (en) 2022-05-25

Family

ID=63518088

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1812409.9A Withdrawn GB2575990A (en) 2018-07-30 2018-07-30 Improvements to AMF contacts in vacuum switching devices
GB1910881.0A Active GB2577376B (en) 2018-07-30 2019-09-30 Contact

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1812409.9A Withdrawn GB2575990A (en) 2018-07-30 2018-07-30 Improvements to AMF contacts in vacuum switching devices

Country Status (1)

Country Link
GB (2) GB2575990A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201518291U (en) * 2009-10-29 2010-06-30 中国振华电子集团宇光电工有限公司 Vacuum arc extinction chamber contact with supporting device
CN102751131A (en) * 2012-07-25 2012-10-24 中国振华电子集团宇光电工有限公司（国营第七七一厂） Novel longitudinal magnetic coil structure of vacuum arc extinguishing chamber
EP2551878A1 (en) * 2011-07-23 2013-01-30 ABB Technology AG Contact assembly for a vacuum circuit breaker

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2552839A (en) * 2016-08-12 2018-02-14 The General Electric Company Improvements to vacuum switching device contacts

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201518291U (en) * 2009-10-29 2010-06-30 中国振华电子集团宇光电工有限公司 Vacuum arc extinction chamber contact with supporting device
EP2551878A1 (en) * 2011-07-23 2013-01-30 ABB Technology AG Contact assembly for a vacuum circuit breaker
CN102751131A (en) * 2012-07-25 2012-10-24 中国振华电子集团宇光电工有限公司（国营第七七一厂） Novel longitudinal magnetic coil structure of vacuum arc extinguishing chamber

Also Published As

Publication number Publication date
GB201910881D0 (en) 2019-09-11
GB201812409D0 (en) 2018-09-12
GB2575990A (en) 2020-02-05
GB2577376A (en) 2020-03-25

Similar Documents

Publication Publication Date Title
DK3467457T3 (en) Vibrationssensor
CA185383S (en) Casque
CA185384S (en) Casque
CA185382S (en) Casque
CA185385S (en) Casque
DK3554057T3 (en) Audioheadsetsystem
DK3613739T3 (en) Integrin-antagonister
DK3753395T3 (en) Indvendigt luftstyringssystem
CA184991S (en) Uroflowmeter
DK3633783T3 (en) Universal-powerbank
CA184993S (en) Uroflowmeter
DK3650069T3 (en) Trakeostomiventil
DK3570498T3 (en) Adaptivt hvac-styresystem
DK3674425T3 (en) Stålwire
DK3578923T3 (en) Navigationssystem
GB2577376B (en) Contact
GB201914108D0 (en) Contact
CA187782S (en) Pompon-maker
DK3542617T3 (en) Etikette
GB201821152D0 (en) Disclosure
GB201820046D0 (en) Disclosure
GB201819733D0 (en) Disclosure
GB201819377D0 (en) Disclosure
GB201819219D0 (en) Disclosure
GB201818764D0 (en) Disclosure