FR71657E - Universal pantograph - Google Patents
Universal pantographInfo
- Publication number
- FR71657E FR71657E FR71657DA FR71657E FR 71657 E FR71657 E FR 71657E FR 71657D A FR71657D A FR 71657DA FR 71657 E FR71657 E FR 71657E
- Authority
- FR
- France
- Prior art keywords
- pantograph
- universal
- universal pantograph
- Prior art date
- 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
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/34—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact adapted to engage an overhead transmission line, e.g. for branching
- H01H31/36—Contact moved by pantograph
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/34—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact adapted to engage an overhead transmission line, e.g. for branching
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB618159A GB870405A (en) | 1959-02-23 | 1959-02-23 | Improvements in and relating to isolating switches |
Publications (1)
Publication Number | Publication Date |
---|---|
FR71657E true FR71657E (en) | 1960-01-13 |
Family
ID=9809881
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR70607D Expired FR70607E (en) | 1959-02-23 | 1956-07-03 | Universal pantograph |
FR71657D Expired FR71657E (en) | 1959-02-23 | 1957-03-15 | Universal pantograph |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR70607D Expired FR70607E (en) | 1959-02-23 | 1956-07-03 | Universal pantograph |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE568263A (en) |
CH (2) | CH342622A (en) |
FR (2) | FR70607E (en) |
GB (2) | GB832893A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3179760A (en) * | 1962-02-09 | 1965-04-20 | Asea Ab | Isolator switch for connecting two conductors |
BE628917A (en) * | 1962-03-02 |
-
0
- BE BE568263D patent/BE568263A/xx unknown
-
1956
- 1956-07-03 FR FR70607D patent/FR70607E/en not_active Expired
-
1957
- 1957-03-15 FR FR71657D patent/FR71657E/en not_active Expired
-
1958
- 1958-06-02 CH CH342622D patent/CH342622A/en unknown
- 1958-06-02 GB GB1749658A patent/GB832893A/en not_active Expired
-
1959
- 1959-01-30 CH CH347868D patent/CH347868A/en unknown
- 1959-02-23 GB GB618159A patent/GB870405A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH347868A (en) | 1960-07-31 |
GB870405A (en) | 1961-06-14 |
FR70607E (en) | 1959-06-05 |
CH342622A (en) | 1959-11-30 |
BE568263A (en) | |
GB832893A (en) | 1960-04-21 |
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