ZA877920B - Cube-corner retroreflective articles having tailored divergence profiles - Google Patents

Cube-corner retroreflective articles having tailored divergence profiles

Info

Publication number
ZA877920B
ZA877920B ZA877920A ZA877920A ZA877920B ZA 877920 B ZA877920 B ZA 877920B ZA 877920 A ZA877920 A ZA 877920A ZA 877920 A ZA877920 A ZA 877920A ZA 877920 B ZA877920 B ZA 877920B
Authority
ZA
South Africa
Prior art keywords
cube
corner retroreflective
groove side
side angle
retroreflective articles
Prior art date
Application number
ZA877920A
Other languages
English (en)
Inventor
Roger Henry Appeldorn
Henry Appeldorn Roger
John Carl Nelson
Carl Nelson John
Mark Edward Gardiner
Edward Gardiner Mark
Timothy Lee Hoopman
Lee Hoopman Timothy
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of ZA877920B publication Critical patent/ZA877920B/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/122—Reflex reflectors cube corner, trihedral or triple reflector type
    • G02B5/124—Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Road Signs Or Road Markings (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
ZA877920A 1986-11-21 1987-10-21 Cube-corner retroreflective articles having tailored divergence profiles ZA877920B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/933,470 US4775219A (en) 1986-11-21 1986-11-21 Cube-corner retroreflective articles having tailored divergence profiles

Publications (1)

Publication Number Publication Date
ZA877920B true ZA877920B (en) 1989-06-28

Family

ID=25464026

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA877920A ZA877920B (en) 1986-11-21 1987-10-21 Cube-corner retroreflective articles having tailored divergence profiles

Country Status (11)

Country Link
US (1) US4775219A (xx)
EP (1) EP0269329B1 (xx)
JP (1) JP2647103B2 (xx)
KR (1) KR960005282B1 (xx)
CN (1) CN1028388C (xx)
AT (1) ATE102364T1 (xx)
AU (1) AU593147B2 (xx)
BR (1) BR8706289A (xx)
CA (1) CA1308589C (xx)
DE (1) DE3789200T2 (xx)
ZA (1) ZA877920B (xx)

Families Citing this family (224)

* Cited by examiner, † Cited by third party
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SE463947B (sv) * 1990-02-07 1991-02-11 Storraa Ab Reflektor, saerskilt foer skyltar och vaegmaerken, samt daerav tillverkad skyltanordning
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US5634245A (en) * 1995-07-14 1997-06-03 Minnesota Mining And Manufacturing Company Structured surface fastener
JP3356290B2 (ja) * 1995-07-28 2002-12-16 日本カーバイド工業株式会社 マイクロプリズム母型の製造方法
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US5905099A (en) * 1995-11-06 1999-05-18 Minnesota Mining And Manufacturing Company Heat-activatable adhesive composition
US5870643A (en) * 1995-12-28 1999-02-09 Eastman Kodak Company Single-use flash cameras with reflector or siren
USD383312S (en) * 1996-01-19 1997-09-09 Minnesota Mining And Manufacturing Company Seal pattern on retroreflective sheeting
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US5905826A (en) * 1996-01-24 1999-05-18 Minnesota Mining And Manufacturing Co. Conspicuity marking system including light guide and retroreflective structure
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DE3789200T2 (de) 1994-10-06
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US4775219A (en) 1988-10-04
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CN87107678A (zh) 1988-06-29
JPS63143502A (ja) 1988-06-15
BR8706289A (pt) 1988-06-28
DE3789200D1 (de) 1994-04-07
AU593147B2 (en) 1990-02-01
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AU8018787A (en) 1988-05-26
ATE102364T1 (de) 1994-03-15

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