FR2181939B1 - - Google Patents
Info
- Publication number
- FR2181939B1 FR2181939B1 FR7314468A FR7314468A FR2181939B1 FR 2181939 B1 FR2181939 B1 FR 2181939B1 FR 7314468 A FR7314468 A FR 7314468A FR 7314468 A FR7314468 A FR 7314468A FR 2181939 B1 FR2181939 B1 FR 2181939B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H01H33/7069—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by special dielectric or insulating properties or by special electric or magnetic field control properties
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH602372A CH534420A (de) | 1972-04-24 | 1972-04-24 | Blasdüsenanordnung für Druckgasschalter |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2181939A1 FR2181939A1 (de) | 1973-12-07 |
FR2181939B1 true FR2181939B1 (de) | 1977-02-04 |
Family
ID=4302968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7314468A Expired FR2181939B1 (de) | 1972-04-24 | 1973-04-19 |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT333373B (de) |
CH (1) | CH534420A (de) |
DE (1) | DE2304701A1 (de) |
FR (1) | FR2181939B1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH534420A (de) * | 1972-04-24 | 1973-02-28 | Sprecher & Schuh Ag | Blasdüsenanordnung für Druckgasschalter |
DE2626245C3 (de) * | 1976-06-10 | 1982-12-09 | Siemens AG, 1000 Berlin und 8000 München | Kontaktanordnung für Druckgasschalter |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE641982C (de) * | 1931-02-25 | 1937-02-19 | Erwin Marx Dr Ing | Schalter mit Lichtbogenloeschung durch Druckgas |
GB375308A (en) * | 1931-03-18 | 1932-06-20 | Electr & Allied Ind Res Ass | Improvements relating to electric switches and circuit breakers |
GB398213A (en) * | 1932-03-01 | 1933-09-01 | Willis Bevan Whitney | Improvements in or relating to circuit breakers |
DE758950C (de) * | 1940-02-09 | 1952-04-17 | Porzellanfabrik Kahla | Fuer Starkstromschalter bestimmter stift- und huelsenfoermiger Unterbrechungskontakt |
CH534420A (de) * | 1972-04-24 | 1973-02-28 | Sprecher & Schuh Ag | Blasdüsenanordnung für Druckgasschalter |
-
1972
- 1972-04-24 CH CH602372A patent/CH534420A/de not_active IP Right Cessation
-
1973
- 1973-01-31 DE DE19732304701 patent/DE2304701A1/de active Pending
- 1973-03-30 AT AT283973A patent/AT333373B/de not_active IP Right Cessation
- 1973-04-19 FR FR7314468A patent/FR2181939B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH534420A (de) | 1973-02-28 |
ATA283973A (de) | 1976-03-15 |
DE2304701A1 (de) | 1973-11-08 |
FR2181939A1 (de) | 1973-12-07 |
AT333373B (de) | 1976-11-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |