GB244098A - Improvements in and relating to electric switches - Google Patents
Improvements in and relating to electric switchesInfo
- Publication number
- GB244098A GB244098A GB30445/25A GB3044525A GB244098A GB 244098 A GB244098 A GB 244098A GB 30445/25 A GB30445/25 A GB 30445/25A GB 3044525 A GB3044525 A GB 3044525A GB 244098 A GB244098 A GB 244098A
- Authority
- GB
- United Kingdom
- Prior art keywords
- contact
- arm
- circuit
- spring
- movement
- 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
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
- H01H71/26—Electromagnetic mechanisms with windings acting in opposition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/36—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release
- H01H73/38—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release reset by lever
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/0253—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch two co-operating contacts actuated independently
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanisms For Operating Contacts (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US754397A US1669106A (en) | 1924-12-06 | 1924-12-06 | Electric switch |
Publications (1)
Publication Number | Publication Date |
---|---|
GB244098A true GB244098A (en) | 1926-10-21 |
Family
ID=25034618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB30445/25A Expired GB244098A (en) | 1924-12-06 | 1925-12-02 | Improvements in and relating to electric switches |
Country Status (3)
Country | Link |
---|---|
US (1) | US1669106A (ja) |
BE (1) | BE331741A (ja) |
GB (1) | GB244098A (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2458014A (en) * | 1944-05-15 | 1949-01-04 | Milwaukee Gas Specialty Co | Thermocouple safety pilot switch |
US2795671A (en) * | 1952-07-17 | 1957-06-11 | Westinghouse Electric Corp | Circuit breakers |
US2821600A (en) * | 1953-08-14 | 1958-01-28 | Ite Circuit Breaker Ltd | Circuit breaker operating mechanism |
US2875381A (en) * | 1953-11-27 | 1959-02-24 | Westinghouse Electric Corp | Automatic reclosers and sectionalizers |
US3048679A (en) * | 1959-11-09 | 1962-08-07 | Ite Circuit Breaker Ltd | Trip system for high speed circuit breakers |
-
0
- BE BE331741D patent/BE331741A/xx unknown
-
1924
- 1924-12-06 US US754397A patent/US1669106A/en not_active Expired - Lifetime
-
1925
- 1925-12-02 GB GB30445/25A patent/GB244098A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE331741A (ja) | |
US1669106A (en) | 1928-05-08 |
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