IT1050903B - SELF-BLASTING ELECTRIC SWITCH - Google Patents
SELF-BLASTING ELECTRIC SWITCHInfo
- Publication number
- IT1050903B IT1050903B IT69835/75A IT6983575A IT1050903B IT 1050903 B IT1050903 B IT 1050903B IT 69835/75 A IT69835/75 A IT 69835/75A IT 6983575 A IT6983575 A IT 6983575A IT 1050903 B IT1050903 B IT 1050903B
- Authority
- IT
- Italy
- Prior art keywords
- self
- electric switch
- blasting
- blasting electric
- switch
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7440368A FR2292326A1 (en) | 1974-11-20 | 1974-11-20 | SELF-BLOWING SWITCH WITH ADVANCED NOZZLE |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1050903B true IT1050903B (en) | 1981-03-20 |
Family
ID=9145807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT69835/75A IT1050903B (en) | 1974-11-20 | 1975-11-17 | SELF-BLASTING ELECTRIC SWITCH |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5199268A (en) |
| AU (1) | AU8667075A (en) |
| BE (1) | BE835741A (en) |
| CH (1) | CH592956A5 (en) |
| DE (1) | DE2550714A1 (en) |
| DK (1) | DK520775A (en) |
| ES (1) | ES442785A1 (en) |
| FR (1) | FR2292326A1 (en) |
| GB (1) | GB1500557A (en) |
| IT (1) | IT1050903B (en) |
| NL (1) | NL7513363A (en) |
| NO (1) | NO753883L (en) |
| SE (1) | SE7513020L (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH591756A5 (en) * | 1975-06-18 | 1977-09-30 | Bbc Brown Boveri & Cie | |
| EP1876625A1 (en) * | 2006-07-07 | 2008-01-09 | ABB Research Ltd | High voltage circuit breaker |
-
1974
- 1974-11-20 FR FR7440368A patent/FR2292326A1/en active Granted
-
1975
- 1975-11-11 CH CH1455675A patent/CH592956A5/xx not_active IP Right Cessation
- 1975-11-12 DE DE19752550714 patent/DE2550714A1/en not_active Withdrawn
- 1975-11-14 NL NL7513363A patent/NL7513363A/en not_active Application Discontinuation
- 1975-11-14 GB GB47142/75A patent/GB1500557A/en not_active Expired
- 1975-11-17 AU AU86670/75A patent/AU8667075A/en not_active Expired
- 1975-11-17 IT IT69835/75A patent/IT1050903B/en active
- 1975-11-19 DK DK520775A patent/DK520775A/en not_active Application Discontinuation
- 1975-11-19 ES ES442785A patent/ES442785A1/en not_active Expired
- 1975-11-19 BE BE162016A patent/BE835741A/en unknown
- 1975-11-19 NO NO753883A patent/NO753883L/no unknown
- 1975-11-19 SE SE7513020A patent/SE7513020L/en unknown
- 1975-11-20 JP JP50138769A patent/JPS5199268A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DK520775A (en) | 1976-05-21 |
| CH592956A5 (en) | 1977-11-15 |
| NL7513363A (en) | 1976-05-24 |
| BE835741A (en) | 1976-03-16 |
| DE2550714A1 (en) | 1976-05-26 |
| JPS5199268A (en) | 1976-09-01 |
| NO753883L (en) | 1976-05-21 |
| AU8667075A (en) | 1977-05-26 |
| SE7513020L (en) | 1976-05-21 |
| GB1500557A (en) | 1978-02-08 |
| FR2292326B1 (en) | 1978-07-13 |
| ES442785A1 (en) | 1977-04-01 |
| FR2292326A1 (en) | 1976-06-18 |
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