IN170199B - - Google Patents

Info

Publication number
IN170199B
IN170199B IN773/MAS/87A IN773MA1987A IN170199B IN 170199 B IN170199 B IN 170199B IN 773MA1987 A IN773MA1987 A IN 773MA1987A IN 170199 B IN170199 B IN 170199B
Authority
IN
India
Application number
IN773/MAS/87A
Other languages
English (en)
Inventor
Henry L Woltan
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 IN170199B publication Critical patent/IN170199B/en

Links

Classifications

    • 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
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/0472—Traffic signs

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Geometry (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Road Signs Or Road Markings (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Traffic Control Systems (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
IN773/MAS/87A 1986-11-21 1987-10-26 IN170199B (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/933,739 US4726134A (en) 1986-11-21 1986-11-21 Roadway sign

Publications (1)

Publication Number Publication Date
IN170199B true IN170199B (el) 1992-02-22

Family

ID=25464425

Family Applications (1)

Application Number Title Priority Date Filing Date
IN773/MAS/87A IN170199B (el) 1986-11-21 1987-10-26

Country Status (17)

Country Link
US (1) US4726134A (el)
EP (1) EP0269327B1 (el)
JP (1) JP2840243B2 (el)
KR (1) KR880006423A (el)
CN (1) CN1010350B (el)
AR (1) AR247036A1 (el)
AT (1) ATE79181T1 (el)
AU (1) AU593400B2 (el)
BR (1) BR8706236A (el)
CA (1) CA1276459C (el)
DE (1) DE3780918T2 (el)
ES (1) ES2033877T3 (el)
GR (1) GR3005633T3 (el)
IN (1) IN170199B (el)
MX (1) MX161402A (el)
TR (1) TR23086A (el)
ZA (1) ZA877806B (el)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4957335A (en) * 1989-05-26 1990-09-18 Minnesota Mining And Manufacturing Company Microsphere-based retroreflective articles with enhanced retroreflective brightness
US5050327A (en) * 1989-11-17 1991-09-24 Minnesota Mining And Manufacturing Company Retroreflective sign having improved legibility
US5087508A (en) * 1990-05-30 1992-02-11 Minnesota Mining And Manufacturing Company Dew and frost resistant signs
US5237449A (en) * 1991-01-29 1993-08-17 Nelson Optics Company, Inc. Biased lenticular sign system
BR9206612A (pt) * 1991-10-15 1995-03-14 Minnesota Mining & Mfg Dispositivo exibidor de informação
GB2274295B (en) * 1993-01-13 1996-01-17 Swintex Retro-reflective device
US5777790A (en) * 1994-04-07 1998-07-07 Minnesota Mining And Manufacturing Company Microsphere-based retroreflective article
US5818640A (en) * 1994-08-01 1998-10-06 Minnesota Mining And Manufacturing Company Sign illumination system and method
JPH0849218A (ja) * 1994-08-01 1996-02-20 Minnesota Mining & Mfg Co <3M> 標識板等の照明システム及び照明方法
US5761060A (en) * 1996-06-25 1998-06-02 University Of Utah System and method for evaluating sign legibility
JP2900317B2 (ja) * 1997-02-21 1999-06-02 健一 中島 道路標識
US6045230A (en) * 1998-02-05 2000-04-04 3M Innovative Properties Company Modulating retroreflective article
US6282026B1 (en) 1998-02-05 2001-08-28 3M Innovative Properties Company Retroreflectors having two optical surfaces and varying retroreflectivity
JP4225599B2 (ja) * 1998-03-09 2009-02-18 スリーエム カンパニー イメージ表示シートおよびイメージ表示システム
US6253477B1 (en) * 1998-09-23 2001-07-03 Hallmark Technologies, Inc. Retro-reflective sign
US6891960B2 (en) 2000-08-12 2005-05-10 Facet Technology System for road sign sheeting classification
US20040051682A1 (en) * 2002-09-17 2004-03-18 Sines Randy D. Remotely updateable service signage
US7590310B2 (en) 2004-05-05 2009-09-15 Facet Technology Corp. Methods and apparatus for automated true object-based image analysis and retrieval
WO2006121986A2 (en) * 2005-05-06 2006-11-16 Facet Technology Corp. Network-based navigation system having virtual drive-thru advertisements integrated with actual imagery from along a physical route
WO2007040725A1 (en) * 2005-09-26 2007-04-12 Avery Dennison Corporation Retroreflective sheeting comprising a divergence enhancing layer
EP1985733B1 (de) * 2007-04-13 2012-08-01 Groz-Beckert KG Litzeneinzieheinrichtung für Webschäfte
ES2306616B1 (es) 2008-02-12 2009-07-24 Fundacion Cidaut Procedimiento de determinacion de la luminancia de señales de trafico y dispositivo para su realizacion.
US8783879B2 (en) * 2008-10-22 2014-07-22 3M Innovative Properties Company Retroreflective sheeting
US9552752B1 (en) * 2015-09-15 2017-01-24 SES America, Inc. Limited view dynamic message sign for traffic information

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US285270A (en) * 1883-09-18 Julius jaegeb
US1751984A (en) * 1926-12-30 1930-03-25 American Gasaccumulator Co Reflector
US2022639A (en) * 1933-10-06 1935-11-26 Jonathan C Stimson Reflecting device for highways
US2043414A (en) * 1934-07-20 1936-06-09 Fred H Korff Marker for highways
US2326634A (en) * 1941-12-26 1943-08-10 Minnesota Mining & Mfg Reflex light reflector
US2910792A (en) * 1958-10-06 1959-11-03 Pfaff & Kendall Highway sign
US3712706A (en) * 1971-01-04 1973-01-23 American Cyanamid Co Retroreflective surface
JPS5320837B1 (el) * 1971-07-07 1978-06-29
US3833285A (en) * 1973-05-22 1974-09-03 Amerace Esna Corp Retrodirective reflector visible over wide range of observation angles
US3801183A (en) * 1973-06-01 1974-04-02 Minnesota Mining & Mfg Retro-reflective film
JPS585404B2 (ja) * 1974-12-03 1983-01-31 イチコウコウギヨウ カブシキガイシヤ 再帰反射器
JPS6012953B2 (ja) * 1976-11-16 1985-04-04 大日本印刷株式会社 食刻画像の形成方法
JPS5363108A (en) * 1976-11-17 1978-06-06 Toyo Seikan Kaisha Ltd Printing plate having plural pictures
US4349598A (en) * 1976-12-01 1982-09-14 Minnesota Mining And Manufacturing Company High incidence angle retroreflective material
US4215501A (en) * 1977-12-21 1980-08-05 Ten-O-One Inc. Light efficient display device
US4202600A (en) * 1978-04-24 1980-05-13 Avery International Corporation Diced retroreflective sheeting
JPS57135973A (en) * 1981-02-13 1982-08-21 Takashi Nosaka Indication of sign, illumination and the like
AU566036B2 (en) * 1983-06-07 1987-10-08 Kerb-Lite Pty. Ltd. Street number display device
AU560276B2 (en) * 1983-09-12 1987-04-02 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles
US4588258A (en) * 1983-09-12 1986-05-13 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles having wide angularity in multiple viewing planes

Also Published As

Publication number Publication date
JPS63143586A (ja) 1988-06-15
JP2840243B2 (ja) 1998-12-24
AU8018987A (en) 1988-05-26
AU593400B2 (en) 1990-02-08
KR880006423A (ko) 1988-07-22
TR23086A (tr) 1989-03-13
CN87107846A (zh) 1988-06-15
ATE79181T1 (de) 1992-08-15
GR3005633T3 (el) 1993-06-07
MX161402A (es) 1990-09-21
DE3780918T2 (de) 1993-01-14
BR8706236A (pt) 1988-06-28
EP0269327A3 (en) 1988-09-14
DE3780918D1 (de) 1992-09-10
AR247036A1 (es) 1994-10-31
ES2033877T3 (es) 1993-04-01
CA1276459C (en) 1990-11-20
US4726134A (en) 1988-02-23
EP0269327B1 (en) 1992-08-05
ZA877806B (en) 1989-05-30
EP0269327A2 (en) 1988-06-01
CN1010350B (zh) 1990-11-07

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