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AU506845B2 - Retroflective systems - Google Patents
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AU506845B2 - Retroflective systems - Google Patents

Retroflective systems

Info

Publication number
AU506845B2
AU506845B2 AU25647/77A AU2564777A AU506845B2 AU 506845 B2 AU506845 B2 AU 506845B2 AU 25647/77 A AU25647/77 A AU 25647/77A AU 2564777 A AU2564777 A AU 2564777A AU 506845 B2 AU506845 B2 AU 506845B2
Authority
AU
Australia
Prior art keywords
retroflective
systems
retroflective systems
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
AU25647/77A
Other versions
AU2564777A (en
Inventor
L Eigenmann
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
Priority to AU25647/77A priority Critical patent/AU506845B2/en
Publication of AU2564777A publication Critical patent/AU2564777A/en
Application granted granted Critical
Publication of AU506845B2 publication Critical patent/AU506845B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/16—Signs formed of or incorporating reflecting elements or surfaces, e.g. warning signs having triangular or other geometrical shape
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
    • E01F9/506—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users characterised by the road surface marking material, e.g. comprising additives for improving friction or reflectivity; Methods of forming, installing or applying markings in, on or to road surfaces
    • E01F9/524—Reflecting elements specially adapted for incorporation in or application to road surface markings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/126—Reflex reflectors including curved refracting surface
    • G02B5/128—Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Theoretical Computer Science (AREA)
AU25647/77A 1977-05-30 1977-05-30 Retroflective systems Expired AU506845B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU25647/77A AU506845B2 (en) 1977-05-30 1977-05-30 Retroflective systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU25647/77A AU506845B2 (en) 1977-05-30 1977-05-30 Retroflective systems

Publications (2)

Publication Number Publication Date
AU2564777A AU2564777A (en) 1978-12-07
AU506845B2 true AU506845B2 (en) 1980-01-24

Family

ID=3714380

Family Applications (1)

Application Number Title Priority Date Filing Date
AU25647/77A Expired AU506845B2 (en) 1977-05-30 1977-05-30 Retroflective systems

Country Status (1)

Country Link
AU (1) AU506845B2 (en)

Also Published As

Publication number Publication date
AU2564777A (en) 1978-12-07

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