CH582420A5 - - Google Patents
Info
- Publication number
- CH582420A5 CH582420A5 CH1029374A CH1029374A CH582420A5 CH 582420 A5 CH582420 A5 CH 582420A5 CH 1029374 A CH1029374 A CH 1029374A CH 1029374 A CH1029374 A CH 1029374A CH 582420 A5 CH582420 A5 CH 582420A5
- Authority
- CH
- Switzerland
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
- H01H33/905—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 compression volume being formed by a movable cylinder and a semi-mobile piston
-
- 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
- H01H33/904—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 characterised by the transmission between operating mechanism and piston or movable contact
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/62—Lubricating means structurally associated with the switch
-
- 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
- H01H33/02—Details
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/56—Gas reservoirs
- H01H33/565—Gas-tight sealings for moving parts penetrating into the reservoir
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7333278A FR2244248A1 (en) | 1973-09-17 | 1973-09-17 | Circuit breaker spark extinction device - uses two compression chambers arranged in line to give self compression |
Publications (1)
Publication Number | Publication Date |
---|---|
CH582420A5 true CH582420A5 (xx) | 1976-11-30 |
Family
ID=9125128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1029374A CH582420A5 (xx) | 1973-09-17 | 1974-07-26 |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH582420A5 (xx) |
FR (1) | FR2244248A1 (xx) |
IT (1) | IT1027567B (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2844324A1 (de) * | 1977-12-12 | 1979-06-13 | Sprecher & Schuh Ag | Druckgasschalter |
-
1973
- 1973-09-17 FR FR7333278A patent/FR2244248A1/fr active Granted
-
1974
- 1974-07-26 CH CH1029374A patent/CH582420A5/xx not_active IP Right Cessation
- 1974-09-17 IT IT2733774A patent/IT1027567B/it active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2844324A1 (de) * | 1977-12-12 | 1979-06-13 | Sprecher & Schuh Ag | Druckgasschalter |
Also Published As
Publication number | Publication date |
---|---|
IT1027567B (it) | 1978-12-20 |
FR2244248A1 (en) | 1975-04-11 |
FR2244248B1 (xx) | 1976-05-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |