IT1063318B - Interruttore autopneumatico a gas compresso con ugello di materiale isolante - Google Patents
Interruttore autopneumatico a gas compresso con ugello di materiale isolanteInfo
- Publication number
- IT1063318B IT1063318B IT23404/76A IT2340476A IT1063318B IT 1063318 B IT1063318 B IT 1063318B IT 23404/76 A IT23404/76 A IT 23404/76A IT 2340476 A IT2340476 A IT 2340476A IT 1063318 B IT1063318 B IT 1063318B
- Authority
- IT
- Italy
- Prior art keywords
- nozzle
- insulating material
- compressed gas
- pneumatic switch
- gas self
- Prior art date
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
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
- H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
- H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752523158 DE2523158A1 (de) | 1975-05-24 | 1975-05-24 | Autopneumatischer druckgasschalter mit isolierstoffduese |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1063318B true IT1063318B (it) | 1985-02-11 |
Family
ID=5947393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23404/76A IT1063318B (it) | 1975-05-24 | 1976-05-19 | Interruttore autopneumatico a gas compresso con ugello di materiale isolante |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH607293A5 (enrdf_load_stackoverflow) |
DE (2) | DE7516624U (enrdf_load_stackoverflow) |
FR (1) | FR2312852A1 (enrdf_load_stackoverflow) |
IT (1) | IT1063318B (enrdf_load_stackoverflow) |
NO (1) | NO761718L (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7906561U1 (de) * | 1979-03-09 | 1983-05-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Autopneumatischer Druckgasschalter |
US4667072A (en) * | 1983-08-24 | 1987-05-19 | Hitachi, Ltd. | Gas-insulated circuit breaker |
JPS61188825A (ja) * | 1985-02-15 | 1986-08-22 | 株式会社日立製作所 | パツフア式ガス遮断器 |
-
1975
- 1975-05-24 DE DE7516624U patent/DE7516624U/de not_active Expired
- 1975-05-24 DE DE19752523158 patent/DE2523158A1/de active Pending
-
1976
- 1976-05-05 CH CH583476A patent/CH607293A5/xx not_active IP Right Cessation
- 1976-05-19 IT IT23404/76A patent/IT1063318B/it active
- 1976-05-20 NO NO761718A patent/NO761718L/no unknown
- 1976-05-21 FR FR7615419A patent/FR2312852A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
NO761718L (enrdf_load_stackoverflow) | 1976-11-25 |
FR2312852A1 (fr) | 1976-12-24 |
CH607293A5 (enrdf_load_stackoverflow) | 1978-11-30 |
FR2312852B3 (enrdf_load_stackoverflow) | 1979-02-16 |
DE7516624U (de) | 1977-09-01 |
DE2523158A1 (de) | 1976-12-02 |
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