FR553621A - Perfectionnements apportés aux relais - Google Patents
Perfectionnements apportés aux relaisInfo
- Publication number
- FR553621A FR553621A FR553621DA FR553621A FR 553621 A FR553621 A FR 553621A FR 553621D A FR553621D A FR 553621DA FR 553621 A FR553621 A FR 553621A
- Authority
- FR
- France
- Prior art keywords
- relays
- 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
- 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
- H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
- H01H47/12—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for biasing the electromagnet
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US482630A US1541618A (en) | 1921-07-05 | 1921-07-05 | Relay |
Publications (1)
Publication Number | Publication Date |
---|---|
FR553621A true FR553621A (fr) | 1923-05-26 |
Family
ID=23916804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR553621D Expired FR553621A (fr) | 1921-07-05 | 1922-07-04 | Perfectionnements apportés aux relais |
Country Status (3)
Country | Link |
---|---|
US (1) | US1541618A (fr) |
FR (1) | FR553621A (fr) |
GB (1) | GB182769A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2636094A (en) * | 1949-07-09 | 1953-04-21 | Bristol Company | Synchronous contactor |
US2666826A (en) * | 1951-06-21 | 1954-01-19 | Hart Mfg Co | Magnetic relay with special armature mounting means |
BE520275A (fr) * | 1952-05-29 | |||
US3071714A (en) * | 1959-01-30 | 1963-01-01 | Sperry Gyroscope Co Ltd | Electromagnetic actuators |
DE1301839B (de) * | 1965-09-30 | 1969-08-28 | Siemens Ag | Magnetisch betaetigbare Schalteinrichtung fuer polarisierten Betrieb |
US3401367A (en) * | 1966-09-19 | 1968-09-10 | Bell Telephone Labor Inc | Magnetically latching type relay containing a flux limiting construction |
US3624600A (en) * | 1969-06-27 | 1971-11-30 | Schoeffel Instrument Corp | Searchlight of the high-pressure arc lamp-type having automatic shutter means |
-
1921
- 1921-07-05 US US482630A patent/US1541618A/en not_active Expired - Lifetime
-
1922
- 1922-05-10 GB GB13215/22A patent/GB182769A/en not_active Expired
- 1922-07-04 FR FR553621D patent/FR553621A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB182769A (en) | 1923-05-17 |
US1541618A (en) | 1925-06-09 |
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