NL233863A - - Google Patents
Info
- Publication number
- NL233863A NL233863A NL233863DA NL233863A NL 233863 A NL233863 A NL 233863A NL 233863D A NL233863D A NL 233863DA NL 233863 A NL233863 A NL 233863A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
- H01H47/34—Energising current supplied by magnetic amplifier
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US666068A US3116440A (en) | 1957-06-17 | 1957-06-17 | Circuit breaker control employing saturable reactors |
Publications (1)
Publication Number | Publication Date |
---|---|
NL233863A true NL233863A (en) |
Family
ID=24672690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL233863D NL233863A (en) | 1957-06-17 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3116440A (en) |
GB (1) | GB865154A (en) |
NL (1) | NL233863A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3183416A (en) * | 1962-06-05 | 1965-05-11 | Westinghouse Electric Corp | Circuit breaker control system |
US3428868A (en) * | 1966-02-15 | 1969-02-18 | Westinghouse Brake & Signal | Code detecting apparatus |
US3521080A (en) * | 1968-11-05 | 1970-07-21 | Gen Electric | Closing control scheme for an electric circuit breaker |
US3809963A (en) * | 1973-06-04 | 1974-05-07 | Gte Automatic Electric Lab Inc | Power supply system control circuit |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2067143A (en) * | 1934-12-18 | 1937-01-05 | Ward Leonard Electric Co | Electric controlling apparatus |
FR807909A (en) * | 1936-04-08 | 1937-01-25 | Edoux Samain Ets | Electrical device to give impulses |
NL57679C (en) * | 1938-12-24 | 1900-01-01 | ||
US2329082A (en) * | 1941-12-16 | 1943-09-07 | Westinghouse Electric & Mfg Co | Circuit breaker control system |
CA466141A (en) * | 1942-07-11 | 1950-06-27 | J. Brown Myron | Control arrangement for circuit breakers |
US2482524A (en) * | 1947-09-05 | 1949-09-20 | Westinghouse Canada Ltd | Reclosing control system for circuit breakers |
US2677800A (en) * | 1950-10-04 | 1954-05-04 | Bill Jack Scient Instr Company | Electrical control device |
US2807776A (en) * | 1952-07-28 | 1957-09-24 | Vickers Inc | Magnetic amplifier system |
US2743492A (en) * | 1953-04-20 | 1956-05-01 | Allegheny Ludlum Steel | Apparatus for controlling the flow of molten metal |
US2757320A (en) * | 1953-10-15 | 1956-07-31 | Westinghouse Electric Corp | Frequency sensitive control device |
CA653886A (en) * | 1958-03-20 | 1962-12-11 | R. Reeder James | Static lockout control of a latch type relay |
-
0
- NL NL233863D patent/NL233863A/xx unknown
-
1957
- 1957-06-17 US US666068A patent/US3116440A/en not_active Expired - Lifetime
-
1958
- 1958-06-09 GB GB18349/58A patent/GB865154A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3116440A (en) | 1963-12-31 |
GB865154A (en) | 1961-04-12 |