GB2126809B - Electrical supply lines - Google Patents

Electrical supply lines

Info

Publication number
GB2126809B
GB2126809B GB08224781A GB8224781A GB2126809B GB 2126809 B GB2126809 B GB 2126809B GB 08224781 A GB08224781 A GB 08224781A GB 8224781 A GB8224781 A GB 8224781A GB 2126809 B GB2126809 B GB 2126809B
Authority
GB
United Kingdom
Prior art keywords
supply lines
electrical supply
electrical
lines
supply
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
Application number
GB08224781A
Other versions
GB2126809A (en
Inventor
Charles Richard Paul Stonor
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.)
SOUND DIFFUSION PLC
Original Assignee
SOUND DIFFUSION PLC
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 SOUND DIFFUSION PLC filed Critical SOUND DIFFUSION PLC
Priority to GB08224781A priority Critical patent/GB2126809B/en
Publication of GB2126809A publication Critical patent/GB2126809A/en
Application granted granted Critical
Publication of GB2126809B publication Critical patent/GB2126809B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B1/00—Systems for signalling characterised solely by the form of transmission of the signal
    • G08B1/08—Systems for signalling characterised solely by the form of transmission of the signal using electric transmission ; transformation of alarm signals to electrical signals from a different medium, e.g. transmission of an electric alarm signal upon detection of an audible alarm signal
    • 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
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/02—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which an auxiliary distribution system and its associated lamps are brought into service

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Power Engineering (AREA)
  • Alarm Systems (AREA)
GB08224781A 1982-08-28 1982-08-28 Electrical supply lines Expired GB2126809B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08224781A GB2126809B (en) 1982-08-28 1982-08-28 Electrical supply lines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08224781A GB2126809B (en) 1982-08-28 1982-08-28 Electrical supply lines

Publications (2)

Publication Number Publication Date
GB2126809A GB2126809A (en) 1984-03-28
GB2126809B true GB2126809B (en) 1986-05-14

Family

ID=10532598

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08224781A Expired GB2126809B (en) 1982-08-28 1982-08-28 Electrical supply lines

Country Status (1)

Country Link
GB (1) GB2126809B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5377273A (en) * 1992-03-26 1994-12-27 Hewlett-Packard Company Batteryless power supply for transducers

Also Published As

Publication number Publication date
GB2126809A (en) 1984-03-28

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Legal Events

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