NL241567A - - Google Patents
Info
- Publication number
- NL241567A NL241567A NL241567DA NL241567A NL 241567 A NL241567 A NL 241567A NL 241567D A NL241567D A NL 241567DA NL 241567 A NL241567 A NL 241567A
- Authority
- NL
- Netherlands
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
- H01H33/6643—Contacts; Arc-extinguishing means, e.g. arcing rings having disc-shaped contacts subdivided in petal-like segments, e.g. by helical grooves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US750614A US2975255A (en) | 1958-07-24 | 1958-07-24 | Vacuum circuit interrupters |
US750615A US3016436A (en) | 1958-07-24 | 1958-07-24 | Vacuum circuit interrupters |
US750784A US2975256A (en) | 1958-07-24 | 1958-07-24 | Vacuum type circuit interrupter |
US76921558A | 1958-10-23 | 1958-10-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL241567A true NL241567A (hu) |
Family
ID=27505654
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL241567D NL241567A (hu) | 1958-07-24 | ||
NL244627D NL244627A (hu) | 1958-07-24 | ||
NL241568D NL241568A (hu) | 1958-07-24 | 1959-07-23 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL244627D NL244627A (hu) | 1958-07-24 | ||
NL241568D NL241568A (hu) | 1958-07-24 | 1959-07-23 |
Country Status (8)
Country | Link |
---|---|
US (3) | US3016436A (hu) |
BE (2) | BE580492A (hu) |
CH (3) | CH424918A (hu) |
DE (3) | DE1074120B (hu) |
ES (2) | ES250963A1 (hu) |
FR (3) | FR76858E (hu) |
GB (3) | GB915559A (hu) |
NL (3) | NL241568A (hu) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3182156A (en) * | 1961-09-19 | 1965-05-04 | Gen Electric | Vacuum-type circuit interrupter |
US3234351A (en) * | 1961-10-19 | 1966-02-08 | Gen Electric | Vacuum devices having arc electrodes free of adsorbed gas and gas-forming constituents |
GB1020914A (en) * | 1961-11-10 | 1966-02-23 | Gen Electric | Improvements in vacuum circuit interrupter |
US3163734A (en) * | 1962-01-26 | 1964-12-29 | Gen Electric | Vacuum-type circuit interrupter with improved vapor-condensing shielding |
US3210505A (en) * | 1962-04-03 | 1965-10-05 | Gen Electric | Electrode structure for an electric circuit interrupter |
NL299341A (hu) * | 1964-03-11 | |||
ES295841A1 (es) * | 1963-01-30 | 1964-04-01 | Gen Electric | Interruptor de circuito eléctrico con camara de vacio |
US3313620A (en) * | 1963-02-18 | 1967-04-11 | E I Te R S P A Elettochimica I | Steel with lead and rare earth metals |
GB1047706A (en) * | 1963-06-14 | 1966-11-09 | Gen Electric Co Ltd | Improvements in or relating to electrical devices wherein an electric arc may be produced in operation |
GB1087074A (en) * | 1963-07-18 | 1967-10-11 | Ass Elect Ind | Improvements relating to vacuum switch contacts |
GB1065886A (en) * | 1963-10-11 | 1967-04-19 | Ass Elect Ind | Improvements relating to vacuum-switch contacts |
US3283103A (en) * | 1963-12-06 | 1966-11-01 | Gen Electric | Means for controlling phase relationship between flux and current in a vacuum interrupter |
US3225167A (en) * | 1964-03-16 | 1965-12-21 | Gen Electric | Vacuum circuit breaker with arc rotation contact means |
GB1079013A (en) * | 1964-04-21 | 1967-08-09 | English Electric Co Ltd | Improvements in or relating to contacts and electrodes |
DE1228697B (de) * | 1964-07-13 | 1966-11-17 | English Electric Co Ltd | Druckgasschalter |
GB1100259A (en) * | 1965-02-16 | 1968-01-24 | Ass Elect Ind | Improvements relating to vacuum switch contacts |
GB1078657A (en) * | 1965-06-30 | 1967-08-09 | Ass Elect Ind | Grain refinement process for copper-bismuth alloys |
NL6511914A (hu) * | 1965-09-13 | 1967-03-14 | ||
JPS451489B1 (hu) * | 1966-03-28 | 1970-01-19 | ||
GB1194674A (en) * | 1966-05-27 | 1970-06-10 | English Electric Co Ltd | Vacuum Type Electric Circuit Interrupting Devices |
US3497755A (en) * | 1966-07-01 | 1970-02-24 | Gen Electric | Vacuum devices with electrode members containing oxygen - reactive minor constitutent |
US3369094A (en) * | 1966-07-15 | 1968-02-13 | Metcom Inc | Gallium metal contact switch |
US3514559A (en) * | 1967-03-27 | 1970-05-26 | Mc Graw Edison Co | Vacuum type circuit interrupter |
US3389360A (en) * | 1967-04-19 | 1968-06-18 | Gen Electric | Change of state current limiter having flat plate construction |
US3389359A (en) * | 1967-04-19 | 1968-06-18 | Gen Electric | Change of state current limiter devices with stacked segment construction |
US3502465A (en) * | 1967-05-24 | 1970-03-24 | Mitsubishi Electric Corp | Contact alloys for vacuum circuit interrupters |
DE1558647B2 (de) * | 1967-08-05 | 1972-03-09 | Siemens Ag | Heterogenes durchdringungsverbundmetall als kontaktwerkstoff fuer vakuumschalter |
GB1257417A (hu) * | 1970-03-20 | 1971-12-15 | ||
US3663775A (en) * | 1970-03-24 | 1972-05-16 | Gen Electric | Vacuum interrupter with contacts containing a minor percentage of aluminum |
US3686456A (en) * | 1970-04-09 | 1972-08-22 | Gen Electric | Contact structure for an electric circuit breaker |
JPS555652B2 (hu) * | 1974-06-26 | 1980-02-08 | ||
JPS596449B2 (ja) * | 1976-05-27 | 1984-02-10 | 株式会社東芝 | 真空しや断器 |
JPS52155373A (en) * | 1976-05-28 | 1977-12-23 | Tokyo Shibaura Electric Co | Vacuum breaker |
SU705909A1 (ru) * | 1976-08-02 | 1992-10-07 | Предприятие П/Я Р-6517 | Система электродов дл вакуумного коммутационного прибора |
JPS5519710A (en) * | 1978-07-28 | 1980-02-12 | Hitachi Ltd | Vacuum breaker electrode |
JPS58108622A (ja) * | 1981-12-21 | 1983-06-28 | 三菱電機株式会社 | 真空開閉器用電極材料 |
DE3428276A1 (de) * | 1984-08-01 | 1986-02-06 | Doduco KG Dr. Eugen Dürrwächter, 7530 Pforzheim | Werkstoff fuer elektrische kontakte auf der basis von silber mit wolframkarbid und verfahren zu seiner herstellung |
US4551395A (en) * | 1984-09-07 | 1985-11-05 | D.A.B. Industries, Inc. | Bearing materials |
DE3435637A1 (de) * | 1984-09-28 | 1986-04-10 | Calor-Emag Elektrizitäts-Aktiengesellschaft, 4030 Ratingen | Kontaktanordnung fuer vakuumschalter |
DE3576833D1 (de) * | 1985-11-04 | 1990-05-03 | Jpi Transport Prod | Werkstoffe fuer lager. |
EP0234246A1 (de) * | 1986-01-30 | 1987-09-02 | Siemens Aktiengesellschaft | Schaltkontaktstücke für Vakuumschaltgeräte und Verfahren zu deren Herstellung |
US4940862A (en) * | 1989-10-26 | 1990-07-10 | Westinghouse Electric Corp. | Vacuum interrupter with improved vapor shield for gas adsorption |
JP2778826B2 (ja) * | 1990-11-28 | 1998-07-23 | 株式会社東芝 | 真空バルブ用接点材料 |
US5288458A (en) * | 1991-03-01 | 1994-02-22 | Olin Corporation | Machinable copper alloys having reduced lead content |
US5352404A (en) * | 1991-10-25 | 1994-10-04 | Kabushiki Kaisha Meidensha | Process for forming contact material including the step of preparing chromium with an oxygen content substantially reduced to less than 0.1 wt. % |
DE4447391C1 (de) * | 1994-12-23 | 1996-06-05 | Siemens Ag | Vakuumschalter |
US5653827A (en) * | 1995-06-06 | 1997-08-05 | Starline Mfg. Co., Inc. | Brass alloys |
GB2323213B (en) * | 1997-03-10 | 2001-10-17 | Gec Alsthom Ltd | Vacuum switching device |
TW200710905A (en) * | 2005-07-07 | 2007-03-16 | Hitachi Ltd | Electrical contacts for vacuum circuit breakers and methods of manufacturing the same |
US10872739B2 (en) * | 2019-05-24 | 2020-12-22 | Frank P Stacom | Methods and systems for DC current interrupter based on thermionic arc extinction via anode ion depletion |
DE102020208426B4 (de) * | 2020-07-06 | 2023-10-12 | Siemens Aktiengesellschaft | Kurzschlussstrombegrenzer |
FR3116938A1 (fr) * | 2020-11-30 | 2022-06-03 | Schneider Electric Industries Sas | Contact d’ampoule à vide à moyenne tension à coupure d’arc améliorée et ampoule à vide associée |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1334150A (en) * | 1916-07-11 | 1920-03-16 | Gen Electric | Electrical discharge-tube |
US1481005A (en) * | 1918-06-18 | 1924-01-15 | Gen Electric | Protective device |
GB153306A (en) * | 1919-10-31 | 1921-09-29 | Firm Of Kunheim And Co | Igniter or sparker of cerium metal alloys for pyrophoric ignition devices and the like |
US1901639A (en) * | 1923-04-06 | 1933-03-14 | Westinghouse Electric & Mfg Co | Vacuum circuit breaker |
US1934458A (en) * | 1928-03-23 | 1933-11-07 | Gen Electric | High vacuum fuse |
US1784303A (en) * | 1928-09-05 | 1930-12-09 | California Inst Of Techn | Alternating-power-current interrupter |
US2027835A (en) * | 1932-10-12 | 1936-01-14 | Gen Electric | Vacuum switch and method of fabricating the same |
US2049500A (en) * | 1935-02-23 | 1936-08-04 | Mallory & Co Inc P R | Alloy |
US2156974A (en) * | 1935-06-12 | 1939-05-02 | Gilbert E Doan | Method of and apparatus for nonarcing circuit interruption |
US2121180A (en) * | 1935-11-21 | 1938-06-21 | Siemens Ag | Method for gettering vacuum tubes |
US2200855A (en) * | 1939-05-02 | 1940-05-14 | Ruben Samuel | Electrical contact |
US2419469A (en) * | 1943-04-24 | 1947-04-22 | Gen Electric | Manufacturing method for electrical contacts |
US2888741A (en) * | 1955-03-22 | 1959-06-02 | American Metallurg Products Co | Alloys |
NL216321A (hu) * | 1956-04-17 |
-
0
- NL NL241567D patent/NL241567A/xx unknown
- NL NL244627D patent/NL244627A/xx unknown
-
1958
- 1958-07-24 US US750615A patent/US3016436A/en not_active Expired - Lifetime
- 1958-07-24 US US750614A patent/US2975255A/en not_active Expired - Lifetime
- 1958-07-24 US US750784A patent/US2975256A/en not_active Expired - Lifetime
-
1959
- 1959-07-02 DE DE1959G0027419 patent/DE1074120B/de active Pending
- 1959-07-03 DE DEG27420A patent/DE1081950B/de active Pending
- 1959-07-08 BE BE580492A patent/BE580492A/fr unknown
- 1959-07-09 BE BE580532A patent/BE580532R/fr active
- 1959-07-17 GB GB24617/59A patent/GB915559A/en not_active Expired
- 1959-07-17 GB GB24637/59A patent/GB915560A/en not_active Expired
- 1959-07-22 ES ES0250963A patent/ES250963A1/es not_active Expired
- 1959-07-23 ES ES0251010A patent/ES251010A2/es not_active Expired
- 1959-07-23 CH CH7613359A patent/CH424918A/de unknown
- 1959-07-23 CH CH7613259A patent/CH384053A/de unknown
- 1959-07-23 NL NL241568D patent/NL241568A/xx unknown
- 1959-07-24 FR FR801035A patent/FR76858E/fr not_active Expired
- 1959-07-24 FR FR801033A patent/FR1234382A/fr not_active Expired
- 1959-10-15 FR FR807568A patent/FR76868E/fr not_active Expired
- 1959-10-21 GB GB35675/59A patent/GB922012A/en not_active Expired
- 1959-10-22 CH CH7972259A patent/CH423925A/de unknown
- 1959-10-22 DE DEG28207A patent/DE1088132B/de active Pending
Also Published As
Publication number | Publication date |
---|---|
FR76858E (fr) | 1961-12-15 |
FR76868E (fr) | 1961-12-15 |
DE1081950B (de) | 1960-05-19 |
US2975256A (en) | 1961-03-14 |
US3016436A (en) | 1962-01-09 |
NL241568A (hu) | 1965-05-25 |
CH424918A (de) | 1966-11-30 |
GB915559A (en) | 1963-01-16 |
DE1074120B (de) | 1960-01-28 |
CH384053A (de) | 1964-11-15 |
FR1234382A (fr) | 1960-10-17 |
ES251010A2 (es) | 1960-01-16 |
NL244627A (hu) | |
BE580532R (fr) | 1959-11-03 |
GB915560A (en) | 1963-01-16 |
US2975255A (en) | 1961-03-14 |
GB922012A (en) | 1963-03-27 |
CH423925A (de) | 1966-11-15 |
DE1088132B (de) | 1960-09-01 |
ES250963A1 (es) | 1959-12-16 |
BE580492A (fr) | 1959-11-03 |