IT1061874B - CATADIOTTRIC SON AND PROCEDURE TO PRODUCE IT - Google Patents

CATADIOTTRIC SON AND PROCEDURE TO PRODUCE IT

Info

Publication number
IT1061874B
IT1061874B IT49990/76A IT4999076A IT1061874B IT 1061874 B IT1061874 B IT 1061874B IT 49990/76 A IT49990/76 A IT 49990/76A IT 4999076 A IT4999076 A IT 4999076A IT 1061874 B IT1061874 B IT 1061874B
Authority
IT
Italy
Prior art keywords
catadiottric
son
procedure
produce
catadiottric son
Prior art date
Application number
IT49990/76A
Other languages
Italian (it)
Original Assignee
Lange Karl Hans
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 Lange Karl Hans filed Critical Lange Karl Hans
Application granted granted Critical
Publication of IT1061874B publication Critical patent/IT1061874B/en

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00605—Production of reflex reflectors
    • B29D11/00615—Production of reflex reflectors moulded by partially embedding reflective elements, e.g. glass beads, into the surface of a support, e.g. to make prefabricated road markings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44F—SPECIAL DESIGNS OR PICTURES
    • B44F1/00—Designs or pictures characterised by special or unusual light effects
    • B44F1/02—Designs or pictures characterised by special or unusual light effects produced by reflected light, e.g. matt surfaces, lustrous surfaces
    • B44F1/04—Designs or pictures characterised by special or unusual light effects produced by reflected light, e.g. matt surfaces, lustrous surfaces after passage through surface layers, e.g. pictures with mirrors on the back
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Geometry (AREA)
  • Theoretical Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Laminated Bodies (AREA)
  • Road Signs Or Road Markings (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
IT49990/76A 1975-06-21 1976-06-18 CATADIOTTRIC SON AND PROCEDURE TO PRODUCE IT IT1061874B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752527760 DE2527760B2 (en) 1975-06-21 1975-06-21 WITH DESIGNATIONS OR MARKED RETRORE-REFLECTIVE FILM

Publications (1)

Publication Number Publication Date
IT1061874B true IT1061874B (en) 1983-04-30

Family

ID=5949660

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49990/76A IT1061874B (en) 1975-06-21 1976-06-18 CATADIOTTRIC SON AND PROCEDURE TO PRODUCE IT

Country Status (10)

Country Link
JP (1) JPS524192A (en)
BE (1) BE842919A (en)
DD (1) DD124716A5 (en)
DE (1) DE2527760B2 (en)
DK (1) DK277776A (en)
FR (1) FR2316610A1 (en)
GB (1) GB1541624A (en)
IT (1) IT1061874B (en)
LU (1) LU75167A1 (en)
NL (1) NL7606575A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2611926B1 (en) * 1987-03-03 1989-05-26 Thomson Csf COLLIMATE RELIEF VIEWING DEVICE
US6703108B1 (en) 1995-06-29 2004-03-09 3M Innovative Properties Company Wet retroreflective marking material
DE69604402T2 (en) * 1995-06-29 2000-03-23 Minnesota Mining & Mfg RETROREFLECTIVE MARKING BODY FOR WET ENVIRONMENTAL CONDITIONS
US6303058B1 (en) 1996-06-27 2001-10-16 3M Innovative Properties Company Method of making profiled retroreflective marking material
GB2345572B (en) * 1998-12-02 2003-07-23 David Roger Morrish A sign
GB0200905D0 (en) * 2002-01-16 2002-03-06 Reflec Plc Retroflective materials

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB362725A (en) * 1931-01-13 1931-12-10 Barr & Stroud Ltd Improvements in optical focussing devices
DE921186C (en) * 1943-01-23 1954-12-09 Minnesota Mining & Mfg Reflex light reflector for street and advertising signs
US2407680A (en) * 1945-03-02 1946-09-17 Minnesota Mining & Mfg Reflex light reflector
DE1026645B (en) * 1955-01-31 1958-03-20 Walter Hipp Badge for the license plate of a motor vehicle
US2948191A (en) * 1956-06-06 1960-08-09 Cataphote Corp Retroreflecting surface
US3190178A (en) * 1961-06-29 1965-06-22 Minnesota Mining & Mfg Reflex-reflecting sheeting
US3221427A (en) * 1962-04-10 1965-12-07 Trig A Tape Corp Self-destroying label
US3154872A (en) * 1963-02-13 1964-11-03 Minnesota Mining & Mfg Tamper-proof markings for reflecting structures
US3801183A (en) * 1973-06-01 1974-04-02 Minnesota Mining & Mfg Retro-reflective film

Also Published As

Publication number Publication date
LU75167A1 (en) 1977-01-26
BE842919A (en) 1976-10-01
DK277776A (en) 1976-12-22
DD124716A5 (en) 1977-03-09
DE2527760A1 (en) 1976-12-23
NL7606575A (en) 1976-12-23
FR2316610A1 (en) 1977-01-28
DE2527760B2 (en) 1977-07-28
GB1541624A (en) 1979-03-07
FR2316610B1 (en) 1982-05-14
JPS524192A (en) 1977-01-13

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