NL217302A - - Google Patents
Info
- Publication number
- NL217302A NL217302A NL217302A NL217302A NL217302A NL 217302 A NL217302 A NL 217302A NL 217302 A NL217302 A NL 217302A NL 217302 A NL217302 A NL 217302A NL 217302 A NL217302 A NL 217302A
- Authority
- NL
- Netherlands
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
- H01H31/02—Details
- H01H31/12—Adaptation for built-in fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
-
- 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
- H01H31/02—Details
- H01H31/12—Adaptation for built-in fuse
- H01H31/122—Fuses mounted on, or constituting the movable contact parts of, the switch
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE875258X | 1957-01-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL217302A true NL217302A (en:Method) | 1964-02-17 |
| NL108846C NL108846C (en:Method) | 1964-07-15 |
Family
ID=3883098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL217302A NL108846C (en:Method) | 1957-01-22 | 1957-05-15 |
Country Status (5)
| Country | Link |
|---|---|
| BE (2) | BE554375A (en:Method) |
| DE (1) | DE1156469B (en:Method) |
| FR (1) | FR1198495A (en:Method) |
| GB (1) | GB875258A (en:Method) |
| NL (1) | NL108846C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL257897A (en:Method) * | 1959-11-14 | |||
| US4800242A (en) * | 1987-09-10 | 1989-01-24 | Square D Research | Spring-powered drive assembly for opening and closing a switch |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1377778A (en) * | 1921-05-10 | Electric switch | ||
| US1687835A (en) * | 1926-12-27 | 1928-10-16 | Andrew E Griswold | Safety switch |
| US1764401A (en) * | 1926-12-27 | 1930-06-17 | Andrew E Griswold | Quick-make-and-break safety switch |
| GB329510A (en) * | 1929-05-18 | 1930-05-22 | Frederick Chambers | Improvements in or relating to electric switches |
-
1957
- 1957-01-22 BE BE554375A patent/BE554375A/xx unknown
- 1957-04-15 BE BE556692A patent/BE556692A/xx unknown
- 1957-05-15 NL NL217302A patent/NL108846C/xx active
- 1957-08-27 DE DEV13002A patent/DE1156469B/de active Pending
- 1957-11-26 GB GB36788/57A patent/GB875258A/en not_active Expired
-
1958
- 1958-01-22 FR FR1198495D patent/FR1198495A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1156469B (de) | 1963-10-31 |
| BE556692A (en:Method) | 1957-04-30 |
| GB875258A (en) | 1961-08-16 |
| FR1198495A (fr) | 1959-12-08 |
| BE554375A (en:Method) | 1957-02-15 |
| NL108846C (en:Method) | 1964-07-15 |