GB1498183A - Vacuum envelopes - Google Patents

Vacuum envelopes

Info

Publication number
GB1498183A
GB1498183A GB54376/74A GB5437674A GB1498183A GB 1498183 A GB1498183 A GB 1498183A GB 54376/74 A GB54376/74 A GB 54376/74A GB 5437674 A GB5437674 A GB 5437674A GB 1498183 A GB1498183 A GB 1498183A
Authority
GB
United Kingdom
Prior art keywords
ring
mould
flange
envelope
holding means
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
Application number
GB54376/74A
Other languages
English (en)
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.)
General Electric Co
Original Assignee
General 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
Application filed by General Electric Co filed Critical General Electric Co
Publication of GB1498183A publication Critical patent/GB1498183A/en
Expired 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
    • H01H33/662—Housings or protective screens
    • H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/04—Other methods of shaping glass by centrifuging
    • 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
    • H01H33/662—Housings or protective screens
    • H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • H01H2033/66276—Details relating to the mounting of screens in vacuum switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Manufacture Of Motors, Generators (AREA)
GB54376/74A 1973-12-26 1974-12-17 Vacuum envelopes Expired GB1498183A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42751773A 1973-12-27 1973-12-27

Publications (1)

Publication Number Publication Date
GB1498183A true GB1498183A (en) 1978-01-18

Family

ID=23695207

Family Applications (1)

Application Number Title Priority Date Filing Date
GB54376/74A Expired GB1498183A (en) 1973-12-26 1974-12-17 Vacuum envelopes

Country Status (4)

Country Link
JP (1) JPS5097869A (enrdf_load_stackoverflow)
DE (1) DE2459527A1 (enrdf_load_stackoverflow)
GB (1) GB1498183A (enrdf_load_stackoverflow)
SE (1) SE398413B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4214138A (en) * 1978-03-08 1980-07-22 General Electric Company Vapor shield support ring for a vacuum interrupter
KR102595987B1 (ko) * 2018-06-11 2023-10-30 가부시키가이샤 닛폰 쇼쿠바이 비닐에테르기 함유 (메트)아크릴산에스테르 중합체의 제조 방법, 비닐에테르기 함유 (메트)아크릴산에스테르 중합체, 및 중합체 조성물

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838363B1 (enrdf_load_stackoverflow) * 1969-06-09 1973-11-16

Also Published As

Publication number Publication date
DE2459527A1 (de) 1975-09-04
SE398413B (sv) 1977-12-19
SE7416266L (enrdf_load_stackoverflow) 1975-06-27
JPS5097869A (enrdf_load_stackoverflow) 1975-08-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee