GB2367121B - Beacons and other light-emitting devices - Google Patents

Beacons and other light-emitting devices

Info

Publication number
GB2367121B
GB2367121B GB0121331A GB0121331A GB2367121B GB 2367121 B GB2367121 B GB 2367121B GB 0121331 A GB0121331 A GB 0121331A GB 0121331 A GB0121331 A GB 0121331A GB 2367121 B GB2367121 B GB 2367121B
Authority
GB
United Kingdom
Prior art keywords
beacons
light
emitting devices
emitting
devices
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
GB0121331A
Other versions
GB0121331D0 (en
GB2367121A (en
Inventor
George Heftman
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.)
Nicotech Ltd
Original Assignee
Nicotech 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 Nicotech Ltd filed Critical Nicotech Ltd
Publication of GB0121331D0 publication Critical patent/GB0121331D0/en
Publication of GB2367121A publication Critical patent/GB2367121A/en
Application granted granted Critical
Publication of GB2367121B publication Critical patent/GB2367121B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/06—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for aircraft runways or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB0121331A 2000-09-01 2001-09-03 Beacons and other light-emitting devices Expired - Fee Related GB2367121B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0021474.2A GB0021474D0 (en) 2000-09-01 2000-09-01 Beacons

Publications (3)

Publication Number Publication Date
GB0121331D0 GB0121331D0 (en) 2001-10-24
GB2367121A GB2367121A (en) 2002-03-27
GB2367121B true GB2367121B (en) 2002-08-14

Family

ID=9898654

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0021474.2A Ceased GB0021474D0 (en) 2000-09-01 2000-09-01 Beacons
GB0121331A Expired - Fee Related GB2367121B (en) 2000-09-01 2001-09-03 Beacons and other light-emitting devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0021474.2A Ceased GB0021474D0 (en) 2000-09-01 2000-09-01 Beacons

Country Status (1)

Country Link
GB (2) GB0021474D0 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2034453A (en) * 1978-11-03 1980-06-04 Thorn Electrical Ind Ltd Beacon lamp
GB2036942A (en) * 1978-11-10 1980-07-02 Backer Adrien Sa Navigation beacon with a high light output

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2034453A (en) * 1978-11-03 1980-06-04 Thorn Electrical Ind Ltd Beacon lamp
GB2036942A (en) * 1978-11-10 1980-07-02 Backer Adrien Sa Navigation beacon with a high light output

Also Published As

Publication number Publication date
GB0121331D0 (en) 2001-10-24
GB2367121A (en) 2002-03-27
GB0021474D0 (en) 2000-10-18

Similar Documents

Publication Publication Date Title
EG23122A (en) Pyrrolcarboxamides and pyrrolcarbothioamides
GB0003517D0 (en) Light-emitting devices
GB0011749D0 (en) Light-eminating devices
GB0015716D0 (en) Devices
SG115435A1 (en) Luminescent device
HK1042625A1 (en) Electroluminescent device and producing the same
AU9667901A (en) Mycoattractants and mycopesticides
EP1349217A4 (en) Light-emitting device and its manufacturing method and visible-light-emitting device
EP1213565A4 (en) Lighting device
PL369510A1 (en) Spirocyclic 3-phenyl-3-substituted 4-ketolactams and 4-ketolactones
GB9910799D0 (en) Light-emitting devices
AU9374801A (en) Devices
GB0105908D0 (en) Installations and arrangements
GB9913449D0 (en) Light-emitting devices
AU9487401A (en) Flashlight
GB2371679B (en) Light-emitting devices
AU3521202A (en) Application devices
GB2367121B (en) Beacons and other light-emitting devices
GB0100398D0 (en) Beacon lamps
PL351119A1 (en) Luminaire
GB0008378D0 (en) Light-emitting systems
AU145304S (en) Flashlight
GB2369244B (en) Light-emitting devices and displays
GB0029604D0 (en) Light-emitting devices
GB0015327D0 (en) Light-emitting devices

Legal Events

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

Effective date: 20060903