FR2169619A5 - - Google Patents

Info

Publication number
FR2169619A5
FR2169619A5 FR7302215A FR7302215A FR2169619A5 FR 2169619 A5 FR2169619 A5 FR 2169619A5 FR 7302215 A FR7302215 A FR 7302215A FR 7302215 A FR7302215 A FR 7302215A FR 2169619 A5 FR2169619 A5 FR 2169619A5
Authority
FR
France
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
FR7302215A
Other languages
French (fr)
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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
Priority claimed from US00244837A external-priority patent/US3802944A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of FR2169619A5 publication Critical patent/FR2169619A5/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/08—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures
    • F21V11/14—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures with many small apertures
    • 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
    • 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
    • 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
    • G09F13/08—Signs, boards or panels, illuminated from behind the insignia using both translucent and non-translucent layers
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • General Engineering & Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Road Signs Or Road Markings (AREA)
  • Decoration Of Textiles (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
FR7302215A 1972-01-24 1973-01-23 Expired FR2169619A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US22015272A 1972-01-24 1972-01-24
US00244837A US3802944A (en) 1972-04-17 1972-04-17 Retroreflective sheeting

Publications (1)

Publication Number Publication Date
FR2169619A5 true FR2169619A5 (enrdf_load_stackoverflow) 1973-09-07

Family

ID=26914614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7302215A Expired FR2169619A5 (enrdf_load_stackoverflow) 1972-01-24 1973-01-23

Country Status (8)

Country Link
JP (1) JPS4882163A (enrdf_load_stackoverflow)
BE (1) BE794394A (enrdf_load_stackoverflow)
CA (1) CA1008245A (enrdf_load_stackoverflow)
DE (1) DE2303578C3 (enrdf_load_stackoverflow)
FR (1) FR2169619A5 (enrdf_load_stackoverflow)
GB (1) GB1424754A (enrdf_load_stackoverflow)
IT (1) IT977025B (enrdf_load_stackoverflow)
SE (1) SE390830B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0348669A1 (en) * 1988-05-27 1990-01-03 Yoshida Kogyo K.K. Light retroreflective device
EP0498581A1 (en) * 1991-02-06 1992-08-12 Minnesota Mining And Manufacturing Company Permeable retroreflective sheeting and method for making same

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5763169A (en) * 1980-09-30 1982-04-16 Matsushita Electric Works Ltd Surface finishing method for plate for buildings
SE8704680D0 (sv) * 1987-04-27 1987-11-25 Lars Sefastsson Sjelvlysande anordning
US4952023A (en) * 1988-03-18 1990-08-28 Minnesota Mining And Manufacturing Company Internally illuminated retroreflective sign
JP2881229B2 (ja) * 1988-11-21 1999-04-12 株式会社丸仁 再帰反射面を有するシート、及びその製造方法
GB2321814B (en) * 1997-01-28 2001-02-14 British Broadcasting Corp Video imaging
GB2339711B (en) * 1998-07-21 2002-07-31 Swintex Fabric reinforced retroreflective assembly
ES2273663T3 (es) 1999-01-14 2007-05-16 Reflec Plc Tintas retrorreflectantes.
JP4925533B2 (ja) * 2001-09-27 2012-04-25 日本カーバイド工業株式会社 標識用基材及び標識システム
KR100851680B1 (ko) * 2007-09-15 2008-08-13 (주)리플로맥스 인장강도가 향상된 큐브 코너형 재귀반사시트
EP2040244A1 (en) * 2007-09-18 2009-03-25 3M Innovative Properties Company Illumination device and actively illuminated article
US8288940B2 (en) 2009-03-12 2012-10-16 3M Innovative Properties Company Laminate reflective and electroluminescent article
US9044055B2 (en) 2009-03-12 2015-06-02 3M Innovative Properties Company Garment with a retroreflective and electroluminescent article
US8727550B2 (en) 2009-03-12 2014-05-20 Oryon Technologies, Llc Hybrid electroluminescent assembly
WO2016174492A1 (en) * 2015-04-28 2016-11-03 C.R.Y. Sas Retroreflective, elongated, filamentous product, process for making the same, uses thereof and products made therefrom
CN116705900B (zh) * 2023-05-29 2023-12-19 浙江夜光明光电科技股份有限公司 双玻太阳能背板上用的玻璃微珠型反射材料的制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0348669A1 (en) * 1988-05-27 1990-01-03 Yoshida Kogyo K.K. Light retroreflective device
EP0498581A1 (en) * 1991-02-06 1992-08-12 Minnesota Mining And Manufacturing Company Permeable retroreflective sheeting and method for making same

Also Published As

Publication number Publication date
JPS4882163A (enrdf_load_stackoverflow) 1973-11-02
SE390830B (sv) 1977-01-24
DE2303578C3 (de) 1975-04-03
IT977025B (it) 1974-09-10
DE2303578A1 (de) 1973-08-02
DE2303578B2 (de) 1974-07-25
BE794394A (fr) 1973-07-23
GB1424754A (en) 1976-02-11
CA1008245A (en) 1977-04-12

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Legal Events

Date Code Title Description
ST Notification of lapse