GB2265037B - Control system for fire dampers - Google Patents

Control system for fire dampers

Info

Publication number
GB2265037B
GB2265037B GB9205599A GB9205599A GB2265037B GB 2265037 B GB2265037 B GB 2265037B GB 9205599 A GB9205599 A GB 9205599A GB 9205599 A GB9205599 A GB 9205599A GB 2265037 B GB2265037 B GB 2265037B
Authority
GB
United Kingdom
Prior art keywords
control system
fire dampers
dampers
fire
control
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
GB9205599A
Other versions
GB9205599D0 (en
GB2265037A (en
Inventor
Peter Dyke
Alan Colin Lyall
Terence Victor Hobday
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.)
MOTORISED AIR PRODUCTS Ltd
Original Assignee
MOTORISED AIR PRODUCTS Ltd
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 MOTORISED AIR PRODUCTS Ltd filed Critical MOTORISED AIR PRODUCTS Ltd
Priority to GB9205599A priority Critical patent/GB2265037B/en
Publication of GB9205599D0 publication Critical patent/GB9205599D0/en
Publication of GB2265037A publication Critical patent/GB2265037A/en
Application granted granted Critical
Publication of GB2265037B publication Critical patent/GB2265037B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/548—Systems for transmission via power distribution lines the power on the line being DC
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • H04Q9/14—Calling by using pulses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/547—Systems for power line communications via DC power distribution

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Selective Calling Equipment (AREA)
GB9205599A 1992-03-14 1992-03-14 Control system for fire dampers Expired - Fee Related GB2265037B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9205599A GB2265037B (en) 1992-03-14 1992-03-14 Control system for fire dampers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9205599A GB2265037B (en) 1992-03-14 1992-03-14 Control system for fire dampers

Publications (3)

Publication Number Publication Date
GB9205599D0 GB9205599D0 (en) 1992-04-29
GB2265037A GB2265037A (en) 1993-09-15
GB2265037B true GB2265037B (en) 1995-05-10

Family

ID=10712137

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9205599A Expired - Fee Related GB2265037B (en) 1992-03-14 1992-03-14 Control system for fire dampers

Country Status (1)

Country Link
GB (1) GB2265037B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2310519B (en) * 1997-01-10 1998-01-28 Mechan Limited Multipoint control system

Also Published As

Publication number Publication date
GB9205599D0 (en) 1992-04-29
GB2265037A (en) 1993-09-15

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Legal Events

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

Effective date: 20000314