CA1081742A - Low voltage vacuum shorting switch - Google Patents

Low voltage vacuum shorting switch

Info

Publication number
CA1081742A
CA1081742A CA268,870A CA268870A CA1081742A CA 1081742 A CA1081742 A CA 1081742A CA 268870 A CA268870 A CA 268870A CA 1081742 A CA1081742 A CA 1081742A
Authority
CA
Canada
Prior art keywords
switch
low voltage
contact
voltage vacuum
copper
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
CA268,870A
Other languages
English (en)
French (fr)
Inventor
Robert M. Hruda
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1081742A publication Critical patent/CA1081742A/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
    • 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
    • H01H33/6606—Terminal arrangements
    • 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
    • H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
    • 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
    • H01H33/66238—Specific bellows details

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Manufacture Of Switches (AREA)
CA268,870A 1976-01-19 1976-12-29 Low voltage vacuum shorting switch Expired CA1081742A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US65032276A 1976-01-19 1976-01-19
US650,322 1976-01-19

Publications (1)

Publication Number Publication Date
CA1081742A true CA1081742A (en) 1980-07-15

Family

ID=24608406

Family Applications (1)

Application Number Title Priority Date Filing Date
CA268,870A Expired CA1081742A (en) 1976-01-19 1976-12-29 Low voltage vacuum shorting switch

Country Status (5)

Country Link
JP (2) JPS5288773A (enrdf_load_stackoverflow)
CA (1) CA1081742A (enrdf_load_stackoverflow)
DE (1) DE2702103C2 (enrdf_load_stackoverflow)
GB (1) GB1573415A (enrdf_load_stackoverflow)
ZA (1) ZA767617B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4088859A (en) * 1977-02-23 1978-05-09 Westinghouse Electric Corp. Normal open low voltage vacuum shorting switch
US4216360A (en) * 1978-07-27 1980-08-05 Westinghouse Electric Corp. Low voltage vacuum switch with internal arcing shield
US4233480A (en) * 1978-09-20 1980-11-11 Westinghouse Electric Corp. Low voltage vacuum switch with three internal contacts including a center floating contact
US4216361A (en) * 1978-11-17 1980-08-05 Westinghouse Electric Corp. Low voltage vacuum switch with plural conic shields about the contacts
US4426560A (en) * 1980-11-13 1984-01-17 Westinghouse Electric Corp. Reduced pressure electrical switch
JPS5848323A (ja) * 1981-09-16 1983-03-22 三菱電機株式会社 真空開閉器用接点
DE3926619C2 (de) * 1989-07-15 1993-11-04 Calor Emag Elektrizitaets Ag Verfahren zur herstellung einer vakuumschaltkammer

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4890156U (enrdf_load_stackoverflow) * 1972-02-05 1973-10-30
JPS4939771A (enrdf_load_stackoverflow) * 1972-08-30 1974-04-13
US3950628A (en) * 1974-10-10 1976-04-13 Westinghouse Electric Corporation Bellows type shorting switch

Also Published As

Publication number Publication date
JPS60188441U (ja) 1985-12-13
DE2702103A1 (de) 1977-07-21
DE2702103C2 (de) 1986-11-13
ZA767617B (en) 1977-11-30
GB1573415A (en) 1980-08-20
JPS6222049Y2 (enrdf_load_stackoverflow) 1987-06-04
JPS5288773A (en) 1977-07-25

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Legal Events

Date Code Title Description
MKEX Expiry