DE69429924T2 - Direktmechanisch hergestellter stufenstrukturierter retroreflektiver würfelecken-körper und herstellungsverfahren - Google Patents

Direktmechanisch hergestellter stufenstrukturierter retroreflektiver würfelecken-körper und herstellungsverfahren

Info

Publication number
DE69429924T2
DE69429924T2 DE69429924T DE69429924T DE69429924T2 DE 69429924 T2 DE69429924 T2 DE 69429924T2 DE 69429924 T DE69429924 T DE 69429924T DE 69429924 T DE69429924 T DE 69429924T DE 69429924 T2 DE69429924 T2 DE 69429924T2
Authority
DE
Germany
Prior art keywords
retrore
structured
production method
directly manufactured
corner body
Prior art date
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 - Fee Related
Application number
DE69429924T
Other languages
English (en)
Other versions
DE69429924D1 (de
Inventor
M Benson
L Smith
C Kelliher
E Gardiner
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
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69429924D1 publication Critical patent/DE69429924D1/de
Application granted granted Critical
Publication of DE69429924T2 publication Critical patent/DE69429924T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
DE69429924T 1993-10-20 1994-10-20 Direktmechanisch hergestellter stufenstrukturierter retroreflektiver würfelecken-körper und herstellungsverfahren Expired - Fee Related DE69429924T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13956393A 1993-10-20 1993-10-20
PCT/US1994/011946 WO1995011469A2 (en) 1993-10-20 1994-10-20 Directly machined raised structure retroreflective cube corner article and method of manufacture

Publications (2)

Publication Number Publication Date
DE69429924D1 DE69429924D1 (de) 2002-03-28
DE69429924T2 true DE69429924T2 (de) 2002-08-22

Family

ID=22487277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69429924T Expired - Fee Related DE69429924T2 (de) 1993-10-20 1994-10-20 Direktmechanisch hergestellter stufenstrukturierter retroreflektiver würfelecken-körper und herstellungsverfahren

Country Status (7)

Country Link
US (4) US5696627A (de)
EP (1) EP0724735B1 (de)
JP (1) JP3677042B2 (de)
CN (1) CN1040691C (de)
CA (1) CA2171744A1 (de)
DE (1) DE69429924T2 (de)
WO (1) WO1995011469A2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020108389A1 (de) 2020-03-26 2021-09-30 Bayerische Motoren Werke Aktiengesellschaft Radarreflektor zur Steigerung der Sichtbarkeit von Verkehrsteilnehmern für automatisierte Fahrsysteme

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US5759468A (en) * 1993-10-20 1998-06-02 Minnesota Mining And Manufacturing Company Raised zone retroreflective cube corner article and method of manufacture
WO1995011469A2 (en) * 1993-10-20 1995-04-27 Minnesota Mining And Manufacturing Company Directly machined raised structure retroreflective cube corner article and method of manufacture
US5754338A (en) * 1996-04-01 1998-05-19 Minnesota Mining And Manufacturing Company Structured retroreflective sheeting having a rivet-like connection
US5882796A (en) * 1996-04-01 1999-03-16 Minnesota Mining And Manufacturing Company Bonded structured retroreflective sheeting
US5910858A (en) * 1996-04-01 1999-06-08 Minnesota Mining And Manufacturing Company Retroreflective sheeting with coated back surface
US5784197A (en) * 1996-04-01 1998-07-21 Minnesota Mining And Manufacturing Company Ultra-flexible retroreflective sheeting with coated back surface
WO1998018028A1 (fr) * 1996-10-18 1998-04-30 Nippon Carbide Kogyo Kabushiki Kaisha Feuille retroreflechissante du type a angles cubiques tetraedriques
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US6470610B1 (en) 1998-05-29 2002-10-29 3M Innovative Properties Company Prefabricated retroreflective sign
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US6540367B1 (en) * 1999-04-07 2003-04-01 3M Innovative Properties Company Structured surface articles containing geometric structures with compound faces and methods for making same
US6334734B1 (en) * 1999-08-30 2002-01-01 Adil Attar One piece reflective pavement marker and method of making
US6677028B1 (en) 1999-09-10 2004-01-13 3M Innovative Properties Company Retroreflective articles having multilayer films and methods of manufacturing same
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US6958179B2 (en) * 1999-12-30 2005-10-25 3M Innovative Properties Company Segmented sheeting and methods of making and using same
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US6533961B2 (en) * 2000-02-22 2003-03-18 3M Innovative Properties Company Durable fluorescent organic pigments and methods of making
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US6767106B2 (en) * 2000-05-08 2004-07-27 Lexalite International Corporation Edge-lit luminaire having prismatic optical control
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DE60236973D1 (de) * 2001-06-19 2010-08-19 Nippon Carbide Kogyo Kk Rückreflektierendes Produkt, in dem eine integrierte Schaltung enthalten ist
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US20110216412A1 (en) * 2010-03-05 2011-09-08 David Reed Master tools with selectively orientable regions for manufacture of patterned sheeting
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EP2714358B1 (de) 2011-05-31 2020-02-19 3M Innovative Properties Company Verfahren zur herstellung von unterschiedlich gemusterten gehärteten mikrostrukturierten artikeln
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CN106990460B (zh) * 2017-04-20 2023-09-26 苏州苏大维格科技集团股份有限公司 微棱镜型反光膜及其制造方法
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Cited By (1)

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Publication number Priority date Publication date Assignee Title
DE102020108389A1 (de) 2020-03-26 2021-09-30 Bayerische Motoren Werke Aktiengesellschaft Radarreflektor zur Steigerung der Sichtbarkeit von Verkehrsteilnehmern für automatisierte Fahrsysteme

Also Published As

Publication number Publication date
CN1132555A (zh) 1996-10-02
WO1995011469A2 (en) 1995-04-27
EP0724735B1 (de) 2002-02-20
CA2171744A1 (en) 1995-04-27
JP3677042B2 (ja) 2005-07-27
US5946134A (en) 1999-08-31
US5959774A (en) 1999-09-28
JPH09504383A (ja) 1997-04-28
WO1995011469A3 (en) 1995-09-08
DE69429924D1 (de) 2002-03-28
US5914812A (en) 1999-06-22
EP0724735A1 (de) 1996-08-07
CN1040691C (zh) 1998-11-11
US5696627A (en) 1997-12-09

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