GB743327A - Improvements in or relating to electrical relays - Google Patents
Improvements in or relating to electrical relaysInfo
- Publication number
- GB743327A GB743327A GB11140/52A GB1114052A GB743327A GB 743327 A GB743327 A GB 743327A GB 11140/52 A GB11140/52 A GB 11140/52A GB 1114052 A GB1114052 A GB 1114052A GB 743327 A GB743327 A GB 743327A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- electrical relays
- ferro
- curie temperature
- vanadium
- 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
- H01H71/14—Electrothermal mechanisms
- H01H71/142—Electrothermal mechanisms actuated due to change of magnetic permeability
-
- 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
- H01H71/2454—Electromagnetic mechanisms characterised by the magnetic circuit or active magnetic elements
-
- 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
- H01H71/2472—Electromagnetic mechanisms with rotatable armatures
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
- Contacts (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
Temperature sensitive alloys for relays comprise ferro-vanadium containing 60 per cent vanadium and having a Curie temperature of 0 DEG C. and ferro-silicon (Si2Fe3) with a Curie temperature of 150 DEG C. Specification 226,171, [Class 38(v)], is referred to.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR930398X | 1951-05-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB743327A true GB743327A (en) | 1956-01-11 |
Family
ID=9445744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB11140/52A Expired GB743327A (en) | 1951-05-04 | 1952-05-02 | Improvements in or relating to electrical relays |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE511142A (en) |
DE (1) | DE930398C (en) |
FR (1) | FR1036481A (en) |
GB (1) | GB743327A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2286433A4 (en) * | 2008-05-08 | 2015-03-04 | Cooper Technologies Co | Adjustable rating for a fault interrupter and load break switch |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT596491A (en) * | 1957-04-09 | |||
NL252405A (en) * | 1959-06-08 | |||
DE1232260B (en) * | 1962-05-08 | 1967-01-12 | Danfoss As | Thermally controllable electromagnetic relay |
-
0
- BE BE511142D patent/BE511142A/xx unknown
-
1951
- 1951-05-04 FR FR1036481D patent/FR1036481A/en not_active Expired
-
1952
- 1952-04-30 DE DEH12367A patent/DE930398C/en not_active Expired
- 1952-05-02 GB GB11140/52A patent/GB743327A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2286433A4 (en) * | 2008-05-08 | 2015-03-04 | Cooper Technologies Co | Adjustable rating for a fault interrupter and load break switch |
Also Published As
Publication number | Publication date |
---|---|
DE930398C (en) | 1955-07-14 |
FR1036481A (en) | 1953-09-08 |
BE511142A (en) |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB743327A (en) | Improvements in or relating to electrical relays | |
GB683796A (en) | Temperature responsive detector system | |
GB842222A (en) | Colour radiography | |
CA528445A (en) | Derivatives of 4:4'-diaminostilbene-disulfonic acid-(2:2') and process of making same | |
CA531567A (en) | Treatment of furnace blacks | |
GB671921A (en) | Improvements in or relating to method and apparatus for forming briquets | |
GB857693A (en) | Improvements in or relating to rake wheels | |
AU138515B2 (en) | Improvements in and relating tothe refining of metals | |
AU135286B2 (en) | Improvements relating to the heat treatment of heat-resisting alloys and of articles of parts made therefrom | |
GB582652A (en) | Improvement in cast iron articles | |
FRYE | FACTORS AFFECTING RATES OF WORK-HARDENING IN PRIMARY SUBSTITUTIONAL SOLID SOLUTIONS | |
AU1400647A (en) | Improvements in and relating tothe refining of metals | |
AU212059B2 (en) | Improvements in or relating to high-frequency furnaces of highpower | |
GB628169A (en) | Method of introducing bismuth into steel or iron baths or into a steel alloy | |
CA534848A (en) | Furnace and process for treatment of fluid reactants | |
AU153760B2 (en) | Improvements in or relating to (3, 5D-Diiodo-4-pyridylmercapto) substituted organic acids and salts and process of preparation thereof | |
GB609325A (en) | Improved process for the prevention of putrescence in alkaline casein solutions | |
AU1868856A (en) | Improvements in or relating to high-frequency furnaces of highpower | |
AU135036B2 (en) | Recovery of ammonia andiron by treating gases containing ammonia and hydrogen sulfide with pickle liquor | |
AU135177B2 (en) | Recovery of ammonia andiron by treating gases containing ammonia and hydrogen sulfide with pickle liquor | |
AU207248B2 (en) | Improvements in or relating top-urazine derivatives andthe treatment of textiles therewith | |
AU134904B2 (en) | Improvements relating to heat-resisting alloys and to articles made from them | |
CA524173A (en) | Stabilization of aqueous solutions of mercurial diuretics | |
GB624136A (en) | Process for stabilising dichlorodiphenyltrichloroethane | |
CA434153A (en) | Ore treating process and furnace |