DE69828070D1 - Form für würfeleckenbahnen und verfahren zu deren herstellung - Google Patents

Form für würfeleckenbahnen und verfahren zu deren herstellung

Info

Publication number
DE69828070D1
DE69828070D1 DE1998628070 DE69828070T DE69828070D1 DE 69828070 D1 DE69828070 D1 DE 69828070D1 DE 1998628070 DE1998628070 DE 1998628070 DE 69828070 T DE69828070 T DE 69828070T DE 69828070 D1 DE69828070 D1 DE 69828070D1
Authority
DE
Germany
Prior art keywords
cube corner
lamina
groove
corner elements
laminae
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 - Lifetime
Application number
DE1998628070
Other languages
English (en)
Other versions
DE69828070T2 (de
Inventor
L Erwin
M Benson
L Smith
E Luttrell
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25388319&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69828070(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of DE69828070D1 publication Critical patent/DE69828070D1/de
Publication of DE69828070T2 publication Critical patent/DE69828070T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B29D11/00625—Moulds for reflex reflectors
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/03—Laminated mold
DE69828070T 1997-07-02 1998-06-12 Form für würfeleckenbahnen und verfahren zu deren herstellung Expired - Lifetime DE69828070T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US88607497A 1997-07-02 1997-07-02
US886074 1997-07-02
PCT/US1998/012459 WO1999001275A1 (en) 1997-07-02 1998-06-12 Cube corner sheeting mold and method of making the same

Publications (2)

Publication Number Publication Date
DE69828070D1 true DE69828070D1 (de) 2005-01-13
DE69828070T2 DE69828070T2 (de) 2005-12-08

Family

ID=25388319

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69828070T Expired - Lifetime DE69828070T2 (de) 1997-07-02 1998-06-12 Form für würfeleckenbahnen und verfahren zu deren herstellung

Country Status (14)

Country Link
US (3) US6318987B1 (de)
EP (1) EP1017557B1 (de)
JP (1) JP4235750B2 (de)
KR (1) KR100573526B1 (de)
CN (1) CN1105637C (de)
AT (1) ATE284306T1 (de)
AU (1) AU728328B2 (de)
BR (1) BR9810229A (de)
CA (1) CA2294762A1 (de)
DE (1) DE69828070T2 (de)
IL (1) IL133857A0 (de)
NO (1) NO996562L (de)
TR (1) TR199903340T2 (de)
WO (1) WO1999001275A1 (de)

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US6253442B1 (en) * 1997-07-02 2001-07-03 3M Innovative Properties Company Retroreflective cube corner sheeting mold and method for making the same
CN1105637C (zh) * 1997-07-02 2003-04-16 美国3M公司 立方角片模具及其制备方法
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
US8728610B2 (en) 2000-02-25 2014-05-20 3M Innovative Properties Company Compound mold and structured surface articles containing geometric structures with compound faces and method of making same
US6700712B2 (en) 2001-11-13 2004-03-02 3M Innovative Properties Company Multidirectional single surface optically shaped film
DE10216579A1 (de) * 2002-04-14 2003-10-23 Sen Hans-Erich Gubela Weitwinkelsensorsystem mit Tripelreflektor und Herstellung der Werkzeuge
ATE440300T1 (de) * 2002-06-11 2009-09-15 3M Innovative Properties Co Herstellungsverfahren für eine form und hieraus gewonnene repliken
US7174619B2 (en) * 2003-03-06 2007-02-13 3M Innovative Properties Company Methods of making microstructured lamina and apparatus
US6884371B2 (en) 2003-03-06 2005-04-26 3M Innovative Properties Company Method of making retroreflective sheeting and articles
US7152983B2 (en) 2003-03-06 2006-12-26 3M Innovative Properties Company Lamina comprising cube corner elements and retroreflective sheeting
EP2237082A3 (de) * 2003-03-06 2012-03-14 3M Innovative Properties Co. Lamina mit würfeleckigen Elementen und retroreflektiver Folie
US7201485B1 (en) * 2003-08-15 2007-04-10 University Of South Florida Corner cube retroreflector
US7677146B2 (en) * 2006-05-10 2010-03-16 3M Innovative Properties Company Cutting tool using one or more machined tool tips in a continuous or interrupted cut fast tool servo
US8215943B2 (en) * 2006-06-01 2012-07-10 Avery Dennison Corporation Heat-transfer label assembly and apparatus for applying heat-transfer labels
JP5091864B2 (ja) 2006-08-22 2012-12-05 日本カーバイド工業株式会社 三角錐型キューブコーナー再帰反射物品及びその製造方法
US7628100B2 (en) * 2007-01-05 2009-12-08 3M Innovative Properties Company Cutting tool using one or more machined tool tips with diffractive features in a continuous or interrupted cut fast tool servo
US7506987B2 (en) * 2007-03-02 2009-03-24 Technology Solutions & Invention Llc Two-sided corner-cube retroreflectors and methods of manufacturing the same
WO2009028162A1 (ja) * 2007-08-24 2009-03-05 Nippon Carbide Industries Co., Inc キューブコーナー型再帰反射物品
US7669508B2 (en) * 2007-10-29 2010-03-02 3M Innovative Properties Company Cutting tool using one or more machined tool tips with diffractive features
US20090147361A1 (en) * 2007-12-07 2009-06-11 3M Innovative Properties Company Microreplicated films having diffractive features on macro-scale features
KR101609400B1 (ko) 2008-04-02 2016-04-05 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 지향 필름 또는 광 지향 물품
TW200946975A (en) * 2008-04-02 2009-11-16 3M Innovative Properties Co Methods and systems for fabricating optical films having superimposed features
CN102203642A (zh) * 2008-10-22 2011-09-28 3M创新有限公司 回射片材
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EP2518504A1 (de) 2011-04-29 2012-10-31 Miltenyi Biotec GmbH Verfahren zur quantitativen und qualitativen Charakterisierung von antigenspezifischen T-Zellen, die ein spezifischen Antigen erkennen
US9366790B2 (en) 2011-05-31 2016-06-14 3M Innovative Properties Company Retroreflective articles having composite cube-corners and methods of making
CN103561927B (zh) 2011-05-31 2016-07-27 3M创新有限公司 用于制备具有不连续的形貌特征的微结构化工具的方法以及由所述工具制造的制品
US9523919B2 (en) 2011-05-31 2016-12-20 3M Innovative Properties Company Methods for making differentially pattern cured microstructured articles
KR102133964B1 (ko) * 2012-12-28 2020-07-15 미래나노텍(주) 변형된 구조의 큐브 코너를 이용하는 재귀반사 시트
WO2014151368A2 (en) * 2013-03-15 2014-09-25 3M Innovative Properties Company Microtiled prismatic cube corner articles
US20160011346A1 (en) 2014-07-14 2016-01-14 Sergiy Vasylyev High incidence angle retroreflective sheeting
CA3145020A1 (en) * 2014-11-20 2016-05-26 Steven R. Chapman Tiled retroreflector with multi-stage dicing
CN106238582B (zh) * 2016-09-19 2017-12-08 哈尔滨工业大学 一种采用金属箔材/薄板制造空间可展开舱段的模具
EP3582918A1 (de) 2017-02-14 2019-12-25 3M Innovative Properties Company Endfräsverfahren zur herstellung von mikrostrukturen, insbesondere von würfeleckenelementen, und artikel mit solchen mikrostrukturen
WO2019046403A1 (en) 2017-08-29 2019-03-07 Avery Dennison Corporation RETROREFLECTIVE SHEET FOR A PROJECTOR-BASED DISPLAY SYSTEM
US11073641B2 (en) 2017-09-11 2021-07-27 Orafol Americas Inc. Methods of fabricating retroreflector prisms with polygonal apertures and devices thereof
CN115835943A (zh) 2020-08-27 2023-03-21 奥拉光学系统有限合伙公司 微棱镜逆反射模具、片材和制品以及其制造方法

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Also Published As

Publication number Publication date
CA2294762A1 (en) 1999-01-14
DE69828070T2 (de) 2005-12-08
WO1999001275A1 (en) 1999-01-14
KR20010014414A (ko) 2001-02-26
US6257860B1 (en) 2001-07-10
TR199903340T2 (xx) 2001-06-21
AU728328B2 (en) 2001-01-04
CN1105637C (zh) 2003-04-16
EP1017557A1 (de) 2000-07-12
EP1017557B1 (de) 2004-12-08
CN1268921A (zh) 2000-10-04
JP2002507945A (ja) 2002-03-12
US20020028263A1 (en) 2002-03-07
AU7968998A (en) 1999-01-25
IL133857A0 (en) 2001-04-30
JP4235750B2 (ja) 2009-03-11
KR100573526B1 (ko) 2006-04-26
US6318987B1 (en) 2001-11-20
BR9810229A (pt) 2000-08-08
NO996562L (no) 2000-03-01
NO996562D0 (no) 1999-12-29
ATE284306T1 (de) 2004-12-15
US6386855B1 (en) 2002-05-14

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