GB8721046D0 - Relays - Google Patents
RelaysInfo
- Publication number
- GB8721046D0 GB8721046D0 GB878721046A GB8721046A GB8721046D0 GB 8721046 D0 GB8721046 D0 GB 8721046D0 GB 878721046 A GB878721046 A GB 878721046A GB 8721046 A GB8721046 A GB 8721046A GB 8721046 D0 GB8721046 D0 GB 8721046D0
- Authority
- GB
- United Kingdom
- 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.)
- Granted
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
- H01H47/04—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 holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
- H01H47/043—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 holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current making use of an energy accumulator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Relay Circuits (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8721046A GB2209640B (en) | 1987-09-08 | 1987-09-08 | Improvements relating to relays |
IE234488A IE60357B1 (en) | 1987-09-08 | 1988-07-29 | Improvements relating to relays |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8721046A GB2209640B (en) | 1987-09-08 | 1987-09-08 | Improvements relating to relays |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8721046D0 true GB8721046D0 (en) | 1987-10-14 |
GB2209640A GB2209640A (en) | 1989-05-17 |
GB2209640B GB2209640B (en) | 1992-05-20 |
Family
ID=10623419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8721046A Expired - Fee Related GB2209640B (en) | 1987-09-08 | 1987-09-08 | Improvements relating to relays |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2209640B (en) |
IE (1) | IE60357B1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2265015B (en) * | 1992-03-14 | 1995-08-23 | Ampy Automation Digilog | Improvements in and relating to electricity measuring meters |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3790862A (en) * | 1972-12-21 | 1974-02-05 | Square D Co | Excitation control circuit for electromagnet coil |
GB2124044B (en) * | 1982-07-10 | 1986-03-05 | Lucas Ind Plc | Power supply circuit |
DE3306761A1 (en) * | 1983-02-25 | 1984-08-30 | Siemens AG, 1000 Berlin und 8000 München | ENERGY SAVING |
FR2579820B1 (en) * | 1985-03-28 | 1988-04-22 | Renault | DEVICE FOR CONTROLLING FAST-ACTIVATED ELECTROMAGNETIC COMPONENTS |
-
1987
- 1987-09-08 GB GB8721046A patent/GB2209640B/en not_active Expired - Fee Related
-
1988
- 1988-07-29 IE IE234488A patent/IE60357B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2209640A (en) | 1989-05-17 |
IE60357B1 (en) | 1994-06-29 |
GB2209640B (en) | 1992-05-20 |
IE882344L (en) | 1989-03-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20010908 |