NL7311781A - - Google Patents
Info
- Publication number
- NL7311781A NL7311781A NL7311781A NL7311781A NL7311781A NL 7311781 A NL7311781 A NL 7311781A NL 7311781 A NL7311781 A NL 7311781A NL 7311781 A NL7311781 A NL 7311781A NL 7311781 A NL7311781 A NL 7311781A
- Authority
- NL
- Netherlands
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
- H01H33/02—Details
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/58—Silencers for suppressing noise of switch operation
-
- 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
- H01H2033/888—Deflection of hot gasses and arcing products
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1276872A CH548663A (de) | 1972-08-30 | 1972-08-30 | Schalldaempfer fuer einen druckgasschalter. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7311781A true NL7311781A (OSRAM) | 1974-03-04 |
Family
ID=4386222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7311781A NL7311781A (OSRAM) | 1972-08-30 | 1973-08-28 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT321402B (OSRAM) |
| CA (1) | CA982949A (OSRAM) |
| CH (1) | CH548663A (OSRAM) |
| DE (2) | DE7235213U (OSRAM) |
| FR (1) | FR2198244B1 (OSRAM) |
| GB (1) | GB1390723A (OSRAM) |
| IT (1) | IT993075B (OSRAM) |
| NL (1) | NL7311781A (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2760890B1 (fr) * | 1997-03-17 | 1999-04-16 | Gec Alsthom T & D Sa | Deflecteur pour appareil electrique sous enveloppe metallique, en particulier pour disjoncteur haute tension |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1161972B (de) * | 1961-07-17 | 1964-01-30 | Bbc Brown Boveri & Cie | Auspuffeinrichtung fuer Druckluft-Schnellschalter |
| DE7219214U (de) * | 1972-05-23 | 1972-08-10 | Dunlop Ag | Schalldämpfende Blaskammer für Druckgasschalter |
-
1972
- 1972-08-30 CH CH1276872A patent/CH548663A/xx not_active IP Right Cessation
- 1972-09-25 DE DE19727235213 patent/DE7235213U/de not_active Expired
- 1972-09-25 DE DE19722246932 patent/DE2246932A1/de active Pending
-
1973
- 1973-06-15 AT AT529773A patent/AT321402B/de not_active IP Right Cessation
- 1973-07-26 CA CA177,362A patent/CA982949A/en not_active Expired
- 1973-08-27 FR FR7330882A patent/FR2198244B1/fr not_active Expired
- 1973-08-28 NL NL7311781A patent/NL7311781A/xx not_active Application Discontinuation
- 1973-08-28 IT IT2827173A patent/IT993075B/it active
- 1973-08-28 GB GB4049573A patent/GB1390723A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE7235213U (de) | 1974-06-27 |
| AT321402B (de) | 1975-03-25 |
| FR2198244A1 (OSRAM) | 1974-03-29 |
| GB1390723A (en) | 1975-04-16 |
| CA982949A (en) | 1976-02-03 |
| IT993075B (it) | 1975-09-30 |
| DE2246932A1 (de) | 1974-03-14 |
| FR2198244B1 (OSRAM) | 1977-05-13 |
| CH548663A (de) | 1974-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |