GB1476241A - Arc-extinguishing materials - Google Patents
Arc-extinguishing materialsInfo
- Publication number
- GB1476241A GB1476241A GB1925674A GB1925674A GB1476241A GB 1476241 A GB1476241 A GB 1476241A GB 1925674 A GB1925674 A GB 1925674A GB 1925674 A GB1925674 A GB 1925674A GB 1476241 A GB1476241 A GB 1476241A
- Authority
- GB
- United Kingdom
- Prior art keywords
- arc
- per cent
- compound
- commercial
- binder
- 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
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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Contacts (AREA)
- Organic Insulating Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US364597A US3912650A (en) | 1973-05-29 | 1973-05-29 | Hydrated zinc borate, dimethyl silicone resin arc extinguishing material |
US364596A US3929660A (en) | 1973-05-29 | 1973-05-29 | Arc-extinguishing materials |
DE2539013A DE2539013C3 (de) | 1973-05-29 | 1975-09-02 | Material für Löschkammern |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1476241A true GB1476241A (en) | 1977-06-10 |
Family
ID=27186513
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1925674A Expired GB1476241A (en) | 1973-05-29 | 1974-05-02 | Arc-extinguishing materials |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2539013C3 (it) |
FR (1) | FR2232058B1 (it) |
GB (1) | GB1476241A (it) |
IT (1) | IT1011885B (it) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2140325A (en) * | 1983-05-24 | 1984-11-28 | Raychem Corp | Article for protecting substrates |
EP1512435A2 (de) * | 2003-09-08 | 2005-03-09 | HNE Technologie AG | Verfahren und Gerät zum Löschen von Metallbränden |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3413555A1 (de) * | 1984-04-11 | 1985-10-24 | Brown, Boveri & Cie Ag, 6800 Mannheim | Loescheinrichtung fuer elektrische schalter |
GB2193216B (en) * | 1986-07-28 | 1991-03-20 | Gen Electric | Zinc borate as a smoke suppressant |
IT208624Z2 (it) * | 1986-12-11 | 1988-05-28 | Sace Spa | Camera d'arco, in particolare per interruttori di bassa tensione.! |
IT1264164B1 (it) * | 1993-04-21 | 1996-09-17 | Sace Spa | Interruttore di bassa tensione in scatola isolante |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2082028A (en) * | 1932-04-15 | 1937-06-01 | Westinghouse Electric & Mfg Co | Plunger-type current interrupter |
DE713856C (de) * | 1935-02-17 | 1941-11-17 | Frida Strauss Geb Ruppel | Elektrischer Stromunterbrecher |
DE734174C (de) * | 1937-05-06 | 1943-04-09 | Aeg | Elektrischer Gasschalter |
DE711654C (de) * | 1938-11-06 | 1941-10-03 | Aeg | Elektrischer Stromunterbrecher mit Lichtbogenloeschung durch vom Lichtbogen selbst erzeugte Gase und Daempfe |
DE726218C (de) * | 1940-05-09 | 1942-10-08 | Aeg | Elektrischer Stromunterbrecher mit Lichtbogenloeschung mittels durch den Lichtbogen aus festen gasabgebenden Schaltraumwandungen erzeugtem Loeschgas |
US2389392A (en) * | 1944-07-07 | 1945-11-20 | Westinghouse Electric Corp | Circuit interrupter |
DE833386C (de) * | 1950-01-21 | 1952-03-06 | Licentia Gmbh | Elektrischer Stromunterbrecher, insbesondere Hartgasschalter |
DE1084346B (de) * | 1959-12-07 | 1960-06-30 | Calor Emag Elektrizitaets Ag | Elektrischer Stromunterbrecher mit gasabgebenden Loeschraumwandungen |
DE1105947B (de) * | 1960-03-23 | 1961-05-04 | Siemens Ag | Elektrischer Schalter, insbesondere Lasttrennschalter |
DE1097003B (de) * | 1960-07-09 | 1961-01-12 | Calor Emag Elektrizitaets Ag | Elektrischer Stromunterbrecher mit gasabgebendem Loeschraummaterial |
FR1422551A (fr) * | 1964-01-22 | 1965-12-24 | Interrupteur électrique avec extinction de l'arc, au moyen d'un courant constitué par un agent extincteur produit par l'arc lui-même | |
DE1285594B (de) * | 1964-01-22 | 1968-12-19 | Lange Emil | Vorrichtung zum Loeschen von elektrischen Lichtboegen, insbesondere elektrischer Schalter |
US3818165A (en) * | 1972-06-09 | 1974-06-18 | Gen Electric | Electric circuit interrupter |
-
1974
- 1974-05-02 GB GB1925674A patent/GB1476241A/en not_active Expired
- 1974-05-27 IT IT68651/74A patent/IT1011885B/it active
- 1974-05-28 FR FR7418352A patent/FR2232058B1/fr not_active Expired
-
1975
- 1975-09-02 DE DE2539013A patent/DE2539013C3/de not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2140325A (en) * | 1983-05-24 | 1984-11-28 | Raychem Corp | Article for protecting substrates |
EP1512435A2 (de) * | 2003-09-08 | 2005-03-09 | HNE Technologie AG | Verfahren und Gerät zum Löschen von Metallbränden |
EP1512435A3 (de) * | 2003-09-08 | 2005-04-27 | HNE Technologie AG | Verfahren und Gerät zum Löschen von Metallbränden |
Also Published As
Publication number | Publication date |
---|---|
DE2539013B2 (de) | 1980-09-11 |
AU6882974A (en) | 1975-11-13 |
DE2539013C3 (de) | 1981-08-13 |
DE2539013A1 (de) | 1977-03-03 |
IT1011885B (it) | 1977-02-10 |
FR2232058A1 (it) | 1974-12-27 |
FR2232058B1 (it) | 1980-08-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19940501 |