GB277301A - Improvements in or relating to electrical make and break apparatus - Google Patents

Improvements in or relating to electrical make and break apparatus

Info

Publication number
GB277301A
GB277301A GB20318/27A GB2031827A GB277301A GB 277301 A GB277301 A GB 277301A GB 20318/27 A GB20318/27 A GB 20318/27A GB 2031827 A GB2031827 A GB 2031827A GB 277301 A GB277301 A GB 277301A
Authority
GB
United Kingdom
Prior art keywords
contacts
vessel
extension
relating
glass
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
GB20318/27A
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.)
Robert Bosch AG
Robert Bosch GmbH
Original Assignee
Robert Bosch AG
Robert Bosch GmbH
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 Robert Bosch AG, Robert Bosch GmbH filed Critical Robert Bosch AG
Publication of GB277301A publication Critical patent/GB277301A/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
    • H01H33/666—Operating arrangements
    • H01H33/6664—Operating arrangements with pivoting movable contact structure

Landscapes

  • Contacts (AREA)
  • Thermally Actuated Switches (AREA)
  • Insulators (AREA)
GB20318/27A 1926-09-13 1927-08-02 Improvements in or relating to electrical make and break apparatus Expired GB277301A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE277301X 1926-09-13

Publications (1)

Publication Number Publication Date
GB277301A true GB277301A (en) 1928-03-22

Family

ID=6028278

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20318/27A Expired GB277301A (en) 1926-09-13 1927-08-02 Improvements in or relating to electrical make and break apparatus

Country Status (5)

Country Link
US (1) US1836654A (enrdf_load_stackoverflow)
BE (1) BE343771A (enrdf_load_stackoverflow)
DE (1) DE555295C (enrdf_load_stackoverflow)
FR (1) FR638115A (enrdf_load_stackoverflow)
GB (1) GB277301A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2670416A (en) * 1948-04-22 1954-02-23 Dormeyer Corp Variable speed governor
US2752457A (en) * 1952-07-16 1956-06-26 Milwaukee Gas Specialty Co Condition responsive control device
US2802912A (en) * 1956-01-11 1957-08-13 Bendix Aviat Corp Hermetically sealed switch
US3222484A (en) * 1961-06-01 1965-12-07 Jennings Radio Mfg Corp Expansible vacuum envelope for electrical devices
US3740511A (en) * 1971-05-06 1973-06-19 J Westmoreland Vacuum switch
DE2444039A1 (de) * 1974-09-14 1976-04-01 Bosch Gmbh Robert Mechanisch betaetigter schalter
US4276455A (en) * 1977-08-05 1981-06-30 Electric Power Research Institute, Inc. Vacuum envelope for current limiter

Also Published As

Publication number Publication date
US1836654A (en) 1931-12-15
DE555295C (de) 1932-07-21
FR638115A (fr) 1928-05-16
BE343771A (enrdf_load_stackoverflow)

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