GB2234869B - Improved electrical switching system - Google Patents

Improved electrical switching system

Info

Publication number
GB2234869B
GB2234869B GB9011511A GB9011511A GB2234869B GB 2234869 B GB2234869 B GB 2234869B GB 9011511 A GB9011511 A GB 9011511A GB 9011511 A GB9011511 A GB 9011511A GB 2234869 B GB2234869 B GB 2234869B
Authority
GB
United Kingdom
Prior art keywords
switching system
electrical switching
improved electrical
improved
switching
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 - Fee Related
Application number
GB9011511A
Other versions
GB2234869A (en
GB9011511D0 (en
Inventor
Stephen Roger Wakefield
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB9011511D0 publication Critical patent/GB9011511D0/en
Publication of GB2234869A publication Critical patent/GB2234869A/en
Application granted granted Critical
Publication of GB2234869B publication Critical patent/GB2234869B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00012—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using an auxiliary transmission line

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Keying Circuit Devices (AREA)
GB9011511A 1989-05-24 1990-05-23 Improved electrical switching system Expired - Fee Related GB2234869B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898911915A GB8911915D0 (en) 1989-05-24 1989-05-24 Improved electrical switching system

Publications (3)

Publication Number Publication Date
GB9011511D0 GB9011511D0 (en) 1990-07-11
GB2234869A GB2234869A (en) 1991-02-13
GB2234869B true GB2234869B (en) 1994-02-16

Family

ID=10657262

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898911915A Pending GB8911915D0 (en) 1989-05-24 1989-05-24 Improved electrical switching system
GB9011511A Expired - Fee Related GB2234869B (en) 1989-05-24 1990-05-23 Improved electrical switching system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898911915A Pending GB8911915D0 (en) 1989-05-24 1989-05-24 Improved electrical switching system

Country Status (1)

Country Link
GB (2) GB8911915D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2753312B3 (en) * 1996-09-12 1998-11-13 Merx Philippe ELECTRIC DEVICE WHOSE CONTROLS AND CONTROLLED DEVICES ARE MOBILE
FR2753311B1 (en) * 1996-09-12 1998-11-27 Merx Philippe ELECTRICAL DEVICE WHOSE CONTROLS AND CONTROLLED DEVICES ARE MOBILE
GB2527134A (en) * 2014-06-14 2015-12-16 Alexander Joseph Dawood A light switch interface for electronic devices fitted into a light fitting

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB318316A (en) * 1928-06-06 1929-09-05 British Insulated Cables Ltd Improvements in or connected with the closing and opening of electrical circuits at predetermined time intervals
GB444045A (en) * 1935-02-11 1936-03-12 Gen Electric Co Ltd Improvements in or relating to switching systems for controlling electric lamps and other current consuming devices
GB788864A (en) * 1955-03-10 1958-01-08 Gen Electric Co Ltd Improvements in or relating to electric circuit arrangements for supplying current to electric lamps
GB1047730A (en) * 1963-11-13 1966-11-09 Gen Electric Improvements in electrical circuits for electrohydraulic systems
US3742246A (en) * 1971-11-15 1973-06-26 Fuji Electric Co Ltd Control device for a circuit breaker
GB1347793A (en) * 1970-11-04 1974-02-27 Philips Electronic Associated Ignition arrangement for a discharge tube
US4090107A (en) * 1976-12-08 1978-05-16 Seib James N Electric circuit control system using logic device
GB1541502A (en) * 1975-03-27 1979-03-07 Agfa Gevaert Ag Electronic flash
US4363974A (en) * 1981-04-06 1982-12-14 Beckwith Robert W Method and apparatus for providing signals from LTC transformer to electrical devices
GB2155708A (en) * 1984-02-24 1985-09-25 Colin Robert Francis Electrical devices

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB318316A (en) * 1928-06-06 1929-09-05 British Insulated Cables Ltd Improvements in or connected with the closing and opening of electrical circuits at predetermined time intervals
GB444045A (en) * 1935-02-11 1936-03-12 Gen Electric Co Ltd Improvements in or relating to switching systems for controlling electric lamps and other current consuming devices
GB788864A (en) * 1955-03-10 1958-01-08 Gen Electric Co Ltd Improvements in or relating to electric circuit arrangements for supplying current to electric lamps
GB1047730A (en) * 1963-11-13 1966-11-09 Gen Electric Improvements in electrical circuits for electrohydraulic systems
GB1347793A (en) * 1970-11-04 1974-02-27 Philips Electronic Associated Ignition arrangement for a discharge tube
US3742246A (en) * 1971-11-15 1973-06-26 Fuji Electric Co Ltd Control device for a circuit breaker
GB1541502A (en) * 1975-03-27 1979-03-07 Agfa Gevaert Ag Electronic flash
US4090107A (en) * 1976-12-08 1978-05-16 Seib James N Electric circuit control system using logic device
US4363974A (en) * 1981-04-06 1982-12-14 Beckwith Robert W Method and apparatus for providing signals from LTC transformer to electrical devices
GB2155708A (en) * 1984-02-24 1985-09-25 Colin Robert Francis Electrical devices

Also Published As

Publication number Publication date
GB2234869A (en) 1991-02-13
GB9011511D0 (en) 1990-07-11
GB8911915D0 (en) 1989-07-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950523