FR1250736A - Switch refinements - Google Patents

Switch refinements

Info

Publication number
FR1250736A
FR1250736A FR814609A FR814609A FR1250736A FR 1250736 A FR1250736 A FR 1250736A FR 814609 A FR814609 A FR 814609A FR 814609 A FR814609 A FR 814609A FR 1250736 A FR1250736 A FR 1250736A
Authority
FR
France
Prior art keywords
refinements
switch
switch refinements
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
FR814609A
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 US784745A external-priority patent/US3014108A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR814609A priority Critical patent/FR1250736A/en
Application granted granted Critical
Publication of FR1250736A publication Critical patent/FR1250736A/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
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
    • H01H33/6646—Contacts; Arc-extinguishing means, e.g. arcing rings having non flat disc-like contact surface
    • 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
    • H01H33/6641—Contacts; Arc-extinguishing means, e.g. arcing rings making use of a separate coil
FR814609A 1959-01-02 1959-12-31 Switch refinements Expired FR1250736A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR814609A FR1250736A (en) 1959-01-02 1959-12-31 Switch refinements

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US784745A US3014108A (en) 1959-01-02 1959-01-02 Vacuum switch
FR814609A FR1250736A (en) 1959-01-02 1959-12-31 Switch refinements

Publications (1)

Publication Number Publication Date
FR1250736A true FR1250736A (en) 1961-01-13

Family

ID=26184843

Family Applications (1)

Application Number Title Priority Date Filing Date
FR814609A Expired FR1250736A (en) 1959-01-02 1959-12-31 Switch refinements

Country Status (1)

Country Link
FR (1) FR1250736A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1226693B (en) * 1962-04-03 1966-10-13 Gen Electric Electric switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1226693B (en) * 1962-04-03 1966-10-13 Gen Electric Electric switch

Similar Documents

Publication Publication Date Title
FR1248696A (en) Switch refinements
FR1299909A (en) Switch refinements
FR1205303A (en) Switch refinements
FR1275169A (en) Bra refinements
BE592129A (en) Rocket refinements
FR1213562A (en) Switch refinements
FR1227009A (en) Brush refinements
FR1248194A (en) Switches
FR1248028A (en) Brush refinements
BE591718A (en) Comb refinements
CH364295A (en) Time switch
AT219161B (en) Step switch
FR75346E (en) Improvements made to switches
FR74815E (en) Rocket refinements
FR1250736A (en) Switch refinements
FR1252745A (en) Contactor improvements
FR1239858A (en) Cremone refinements
FR1189164A (en) Switch refinements
CH347868A (en) Disconnector
FR1250005A (en) Rocket refinements
FR1249354A (en) Slides improvements
FR76671E (en) Switch refinements
FR1245640A (en) Switch enhancements
FR1235392A (en) Umbrella refinements
BE588330A (en) Lantern refinements