GB319018A - Improvements in and relating to electric switch operating mechanism - Google Patents
Improvements in and relating to electric switch operating mechanismInfo
- Publication number
- GB319018A GB319018A GB27977/29A GB2797729A GB319018A GB 319018 A GB319018 A GB 319018A GB 27977/29 A GB27977/29 A GB 27977/29A GB 2797729 A GB2797729 A GB 2797729A GB 319018 A GB319018 A GB 319018A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- operating mechanism
- electric switch
- switch operating
- electric
- 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
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US306073A US1781561A (en) | 1928-09-14 | 1928-09-14 | Electric-switch-operating mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
GB319018A true GB319018A (en) | 1930-12-11 |
Family
ID=23183666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB27977/29A Expired GB319018A (en) | 1928-09-14 | 1929-09-14 | Improvements in and relating to electric switch operating mechanism |
Country Status (2)
Country | Link |
---|---|
US (1) | US1781561A (en) |
GB (1) | GB319018A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2443452A (en) * | 1943-11-17 | 1948-06-15 | Gen Electric | Switching means |
US3028527A (en) * | 1958-03-17 | 1962-04-03 | Ite Circuit Breaker Ltd | Anti-pump control circuit for motor closed circuit breaker |
-
1928
- 1928-09-14 US US306073A patent/US1781561A/en not_active Expired - Lifetime
-
1929
- 1929-09-14 GB GB27977/29A patent/GB319018A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1781561A (en) | 1930-11-11 |
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