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IT993807B - Perfezionamenti agli elementi catarifrangenti in particolare per segnaletica stradale e relativi elementi perfezionati - Google Patents

Perfezionamenti agli elementi catarifrangenti in particolare per segnaletica stradale e relativi elementi perfezionati

Info

Publication number
IT993807B
IT993807B IT28320/73A IT2832073A IT993807B IT 993807 B IT993807 B IT 993807B IT 28320/73 A IT28320/73 A IT 28320/73A IT 2832073 A IT2832073 A IT 2832073A IT 993807 B IT993807 B IT 993807B
Authority
IT
Italy
Prior art keywords
elements
road signs
related improved
reflective
reflective elements
Prior art date
Application number
IT28320/73A
Other languages
English (en)
Original Assignee
Eigenmann Ludwig
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 Eigenmann Ludwig filed Critical Eigenmann Ludwig
Priority to IT28320/73A priority Critical patent/IT993807B/it
Priority to GB3668174A priority patent/GB1443618A/en
Priority to US05/500,663 priority patent/US3981557A/en
Priority to CA208,026A priority patent/CA1014541A/en
Priority to JP49098004A priority patent/JPS5074398A/ja
Priority to FI2517/74A priority patent/FI251774A/fi
Priority to FR7429402A priority patent/FR2242519B1/fr
Priority to DE2441491A priority patent/DE2441491A1/de
Priority to ES1974205543U priority patent/ES205543Y/es
Priority to NO743104A priority patent/NO137602C/no
Application granted granted Critical
Publication of IT993807B publication Critical patent/IT993807B/it

Links

Classifications

    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Signs Or Road Markings (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Navigation (AREA)
IT28320/73A 1973-08-29 1973-08-29 Perfezionamenti agli elementi catarifrangenti in particolare per segnaletica stradale e relativi elementi perfezionati IT993807B (it)

Priority Applications (10)

Application Number Priority Date Filing Date Title
IT28320/73A IT993807B (it) 1973-08-29 1973-08-29 Perfezionamenti agli elementi catarifrangenti in particolare per segnaletica stradale e relativi elementi perfezionati
GB3668174A GB1443618A (en) 1973-08-29 1974-08-21 Sign arrangement for night-time visibility of roadway surfaces
US05/500,663 US3981557A (en) 1973-08-29 1974-08-26 Light retroreflective system for sign surfaces
JP49098004A JPS5074398A (it) 1973-08-29 1974-08-28
CA208,026A CA1014541A (en) 1973-08-29 1974-08-28 Light retroreflective system for improving nighttime visibility to signs and roadway surfaces
FI2517/74A FI251774A (it) 1973-08-29 1974-08-28
FR7429402A FR2242519B1 (it) 1973-08-29 1974-08-28
DE2441491A DE2441491A1 (de) 1973-08-29 1974-08-29 Rueckstrahler und rueckstrahlendes element, insbesondere fuer horizontale strassenmarkierungen
ES1974205543U ES205543Y (es) 1973-08-29 1974-08-29 Elemento catarrefrigete y retrorreflejante, en particular para senalizacion via horizontal.
NO743104A NO137602C (no) 1973-08-29 1974-08-29 Optisk retroreflekterende anordning for trafikkmarkeringer paa veibaner o.l.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT28320/73A IT993807B (it) 1973-08-29 1973-08-29 Perfezionamenti agli elementi catarifrangenti in particolare per segnaletica stradale e relativi elementi perfezionati

Publications (1)

Publication Number Publication Date
IT993807B true IT993807B (it) 1975-09-30

Family

ID=11223355

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28320/73A IT993807B (it) 1973-08-29 1973-08-29 Perfezionamenti agli elementi catarifrangenti in particolare per segnaletica stradale e relativi elementi perfezionati

Country Status (10)

Country Link
US (1) US3981557A (it)
JP (1) JPS5074398A (it)
CA (1) CA1014541A (it)
DE (1) DE2441491A1 (it)
ES (1) ES205543Y (it)
FI (1) FI251774A (it)
FR (1) FR2242519B1 (it)
GB (1) GB1443618A (it)
IT (1) IT993807B (it)
NO (1) NO137602C (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072403A (en) * 1975-07-16 1978-02-07 Ludwig Eigenmann Retro-reflecting assembly
IT1063317B (it) * 1976-05-19 1985-02-11 Eigenmann Ludwig Perfezionamento agli elementi retroriflettenti di tipo lenticolare in particolare per segnaletica stradale e relativi elementi perfezionati
IT1092491B (it) * 1978-01-31 1985-07-12 Eigenmann Ludwig Perfezionamento ai materiali retroriflettenti(catarifrangenti)per segnaletica stradale orizzontale,e procedimento per la loro fabbricazione
IT1097474B (it) * 1978-07-05 1985-08-31 Eigenmann Ludwig Elementi retroriflettenti perfezionati per segnaletica stradale,e metodo per il loro orientamento e posa in opera
DE3528044A1 (de) * 1985-08-05 1987-02-26 Karin Elke Hildmann Reflektionskoerper
US4678695A (en) * 1985-12-23 1987-07-07 Minnesota Mining And Manufacturing Company Encapsulated flattop retroreflective sheeting and method for producing the same
US4907360A (en) * 1987-07-30 1990-03-13 Macmunn William G Three-dimensional signage
US4889409A (en) * 1988-02-16 1989-12-26 Ball Corporation Hemispherical retroreflector
CH680468A5 (it) * 1989-08-23 1992-08-31 Gautschi Electro Fours Sa
DE19521847A1 (de) * 1995-06-16 1996-12-19 Gerhard Cammann Verfahren und Einrichtung zur Herstellung von lichtreflektierenden Bausteinen, von lichtreflektierenden Flächen wie Straßenmarkierungen, Randstreifen, Mittelstreifen oder dergleichen
US6136399A (en) * 1996-05-03 2000-10-24 D. Swarovski & Co. Decorative article for garment
JP3663601B2 (ja) * 2002-12-25 2005-06-22 是人 丸井 反射部品

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB405471A (en) * 1932-03-04 1934-02-08 Gustave Leray High intensity reflector
GB773881A (en) * 1953-12-15 1957-05-01 William Guyatt Ward Improvements in or relating to optical reflectors
US3036928A (en) * 1959-12-18 1962-05-29 Cataphote Corp Retroreflective composition and method of applying same
US3237331A (en) * 1963-04-03 1966-03-01 Jr Edwin R Gill Sign construction
US3556637A (en) * 1968-06-27 1971-01-19 Minnesota Mining & Mfg Reflex-reflecting aggregate and markers prepared therefrom
IT1009505B (it) * 1971-07-10 1976-12-20 Eigenmann Ludwig Perfezionamento ai materiali catari frangenti in particolare per segna letica orizzontale e verticale car telli indicatori e simili e relati vi materiali catarifrangenti perfe zionati

Also Published As

Publication number Publication date
JPS5074398A (it) 1975-06-19
FR2242519B1 (it) 1982-05-07
ES205543U (es) 1976-02-01
FI251774A (it) 1975-03-01
CA1014541A (en) 1977-07-26
GB1443618A (en) 1976-07-21
ES205543Y (es) 1976-06-01
FR2242519A1 (it) 1975-03-28
NO137602C (no) 1978-03-21
NO743104L (it) 1975-03-24
NO137602B (no) 1977-12-12
US3981557A (en) 1976-09-21
DE2441491A1 (de) 1975-03-06

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