IT964259B - Interruttore elettrico a gas compresso - Google Patents
Interruttore elettrico a gas compressoInfo
- Publication number
- IT964259B IT964259B IT2850172A IT2850172A IT964259B IT 964259 B IT964259 B IT 964259B IT 2850172 A IT2850172 A IT 2850172A IT 2850172 A IT2850172 A IT 2850172A IT 964259 B IT964259 B IT 964259B
- Authority
- IT
- Italy
- Prior art keywords
- compressed gas
- gas switch
- electric compressed
- 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
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712144215 DE2144215C2 (de) | 1971-08-31 | Elektrischer Druckgasschalter | |
DE19712144214 DE2144214B1 (de) | 1971-08-31 | 1971-08-31 | Elektrischer druckgasschalter |
Publications (1)
Publication Number | Publication Date |
---|---|
IT964259B true IT964259B (it) | 1974-01-21 |
Family
ID=25761684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2850172A IT964259B (it) | 1971-08-31 | 1972-08-25 | Interruttore elettrico a gas compresso |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH537637A (enrdf_load_stackoverflow) |
FR (1) | FR2150806B1 (enrdf_load_stackoverflow) |
IT (1) | IT964259B (enrdf_load_stackoverflow) |
SE (1) | SE372369B (enrdf_load_stackoverflow) |
-
1972
- 1972-06-09 CH CH856872A patent/CH537637A/de not_active IP Right Cessation
- 1972-08-18 FR FR7229700A patent/FR2150806B1/fr not_active Expired
- 1972-08-25 IT IT2850172A patent/IT964259B/it active
- 1972-08-30 SE SE1120472A patent/SE372369B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR2150806A1 (enrdf_load_stackoverflow) | 1973-04-13 |
SE372369B (enrdf_load_stackoverflow) | 1974-12-16 |
CH537637A (de) | 1973-05-31 |
FR2150806B1 (enrdf_load_stackoverflow) | 1976-03-12 |
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