DE69427919D1 - Doppelrilliger retroreflektiver würfeleckiger körper und herstellungsverfahren - Google Patents

Doppelrilliger retroreflektiver würfeleckiger körper und herstellungsverfahren

Info

Publication number
DE69427919D1
DE69427919D1 DE69427919T DE69427919T DE69427919D1 DE 69427919 D1 DE69427919 D1 DE 69427919D1 DE 69427919 T DE69427919 T DE 69427919T DE 69427919 T DE69427919 T DE 69427919T DE 69427919 D1 DE69427919 D1 DE 69427919D1
Authority
DE
Germany
Prior art keywords
retrore
rilled
cubed
reflective
double
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
DE69427919T
Other languages
English (en)
Other versions
DE69427919T2 (de
Inventor
L Smith
M Benson
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
Application granted granted Critical
Publication of DE69427919D1 publication Critical patent/DE69427919D1/de
Publication of DE69427919T2 publication Critical patent/DE69427919T2/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
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24521—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness with component conforming to contour of nonplanar surface
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/2457—Parallel ribs and/or grooves
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24612—Composite web or sheet
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
DE69427919T 1993-10-20 1994-10-20 Doppelrilliger retroreflektiver würfeleckiger körper und herstellungsverfahren Expired - Fee Related DE69427919T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/139,447 US5585164A (en) 1993-10-20 1993-10-20 Dual groove set retroreflective cube corner article and method of manufacture
PCT/US1994/011944 WO1995011467A2 (en) 1993-10-20 1994-10-20 Dual groove set retroreflective cube corner article and method of manufacture

Publications (2)

Publication Number Publication Date
DE69427919D1 true DE69427919D1 (de) 2001-09-13
DE69427919T2 DE69427919T2 (de) 2002-01-17

Family

ID=22486703

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69427919T Expired - Fee Related DE69427919T2 (de) 1993-10-20 1994-10-20 Doppelrilliger retroreflektiver würfeleckiger körper und herstellungsverfahren

Country Status (7)

Country Link
US (1) US5585164A (de)
EP (1) EP0724732B1 (de)
JP (1) JP3590063B2 (de)
CN (1) CN1040692C (de)
CA (1) CA2171636A1 (de)
DE (1) DE69427919T2 (de)
WO (1) WO1995011467A2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5450235A (en) * 1993-10-20 1995-09-12 Minnesota Mining And Manufacturing Company Flexible cube-corner retroreflective sheeting
US5919551A (en) * 1996-04-12 1999-07-06 3M Innovative Properties Company Variable pitch structured optical film
US5948488A (en) * 1996-04-30 1999-09-07 3M Innovative Properties Company Glittering cube-corner article
US6015214A (en) 1996-05-30 2000-01-18 Stimsonite Corporation Retroreflective articles having microcubes, and tools and methods for forming microcubes
US5734501A (en) * 1996-11-01 1998-03-31 Minnesota Mining And Manufacturing Company Highly canted retroreflective cube corner article
US6021559A (en) * 1996-11-01 2000-02-08 3M Innovative Properties Company Methods of making a cube corner article master mold
US6461003B1 (en) 1997-06-12 2002-10-08 Purdue Research Foundation Corner cube arrays and manufacture thereof
US5889615A (en) * 1997-06-27 1999-03-30 Minnesota Mining And Manufacturing Company Dual axis retroreflective articles
US5898523A (en) * 1997-07-02 1999-04-27 Minnesota Mining & Manufacturing Company Tiled retroreflective sheeting composed of highly canted cube corner elements
US5981032A (en) * 1997-07-02 1999-11-09 3M Innovative Properties Company Retroreflective cube corner sheeting mold and sheeting formed therefrom
US6253442B1 (en) 1997-07-02 2001-07-03 3M Innovative Properties Company Retroreflective cube corner sheeting mold and method for making the same
ATE284306T1 (de) 1997-07-02 2004-12-15 Minnesota Mining & Mfg Form für würfeleckenbahnen und verfahren zu deren herstellung
EP0993363B1 (de) 1997-07-02 2003-08-27 Minnesota Mining And Manufacturing Company Würfelecken-rückstrahlfolie, giessformen dafür, und verfahren zur herstellung derselben
DE19731142B4 (de) * 1997-07-18 2004-05-13 Kaul, Sabine Lichtverteilstruktur
KR100373209B1 (ko) * 1999-09-11 2003-02-25 주식회사 엘지화학 재귀 반사체
US6626544B2 (en) 2001-03-28 2003-09-30 Reflexite Corporation Prismatic retroreflector having a multi-plane facet
CN1299131C (zh) * 2002-06-11 2007-02-07 3M创新有限公司 母板及其复制品制作法
JP4611442B2 (ja) * 2007-08-24 2011-01-12 日本カーバイド工業株式会社 キューブコーナー型再帰反射物品
CN101420829B (zh) * 2007-10-25 2011-09-21 深圳富泰宏精密工业有限公司 金属外壳及其制作方法
JP5879973B2 (ja) 2011-11-30 2016-03-08 ソニー株式会社 光反射部材、光ビーム伸長装置、画像表示装置及び光学装置
CN104838293A (zh) * 2012-12-28 2015-08-12 未来奈米科技股份有限公司 利用变形结构立方角的反光片
US20170146705A1 (en) * 2014-06-27 2017-05-25 Asukanet Company, Ltd. Retroreflective body, and volumetric image display apparatus and volumetric image display method using the same
CA3144994A1 (en) * 2014-11-20 2016-05-26 Steven R. Chapman Tiled retroreflector with multi-stage dicing
CN109154769B (zh) * 2016-03-11 2021-12-21 米拉维兹公司 用于逆反射显示系统优化的定制化反射轮廓特征
WO2019046403A1 (en) * 2017-08-29 2019-03-07 Avery Dennison Corporation RETROREFLECTIVE SHEET FOR A PROJECTOR-BASED DISPLAY SYSTEM
JP2020003655A (ja) * 2018-06-28 2020-01-09 株式会社アスカネット 再帰性反射体
KR20230056694A (ko) 2020-08-27 2023-04-27 오러 옵티칼 시스템즈, 엘피 마이크로프리즘 재귀반사 몰드, 시트 및 물품 및 이의 제조방법
WO2024205180A1 (ko) * 2023-03-27 2024-10-03 삼성전자 주식회사 다층 재귀반사 구조를 포함하는 백 커버 및 단말 기기

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2310790A (en) * 1943-02-09 Optical reflecting material
US1591572A (en) * 1925-02-05 1926-07-06 Jonathan C Stimson Process and apparatus for making central triple reflectors
GB423464A (en) * 1932-12-31 1935-02-01 Gustave Leray Improvements in light reflectors
GB441319A (en) * 1933-12-21 1936-01-16 Gustave Leray Improvements in or relating to light reflectors
US2407680A (en) * 1945-03-02 1946-09-17 Minnesota Mining & Mfg Reflex light reflector
US3190178A (en) * 1961-06-29 1965-06-22 Minnesota Mining & Mfg Reflex-reflecting sheeting
US3417959A (en) * 1966-11-14 1968-12-24 Minnesota Mining & Mfg Die for forming retro-reflective article
US3924929A (en) * 1966-11-14 1975-12-09 Minnesota Mining & Mfg Retro-reflective sheet material
US4208090A (en) * 1967-03-24 1980-06-17 Amerace Corporation Reflector structure
US3922065A (en) * 1968-05-31 1975-11-25 Minnesota Mining & Mfg Cube-corner retro-reflective article
US3684348A (en) * 1970-09-29 1972-08-15 Rowland Dev Corp Retroreflective material
US3810804A (en) * 1970-09-29 1974-05-14 Rowland Dev Corp Method of making retroreflective material
US3689346A (en) * 1970-09-29 1972-09-05 Rowland Dev Corp Method for producing retroreflective material
US3712706A (en) * 1971-01-04 1973-01-23 American Cyanamid Co Retroreflective surface
US3811983A (en) * 1972-06-23 1974-05-21 Rowland Dev Corp Method for producing retroreflective sheeting
US3873184A (en) * 1973-02-16 1975-03-25 Amerace Esna Corp Reflector with interspersed angled reflex elements
US3926402A (en) * 1973-04-24 1975-12-16 Amerace Corp Pin having nonaligned cube axis and pin axis and bundle of such pins
US4025159A (en) * 1976-02-17 1977-05-24 Minnesota Mining And Manufacturing Company Cellular retroreflective sheeting
US4349598A (en) * 1976-12-01 1982-09-14 Minnesota Mining And Manufacturing Company High incidence angle retroreflective material
US4202600A (en) * 1978-04-24 1980-05-13 Avery International Corporation Diced retroreflective sheeting
US4576850A (en) * 1978-07-20 1986-03-18 Minnesota Mining And Manufacturing Company Shaped plastic articles having replicated microstructure surfaces
US4668558A (en) * 1978-07-20 1987-05-26 Minnesota Mining And Manufacturing Company Shaped plastic articles having replicated microstructure surfaces
US4582885A (en) * 1978-07-20 1986-04-15 Minnesota Mining And Manufacturing Company Shaped plastic articles having replicated microstructure surfaces
US4243618A (en) * 1978-10-23 1981-01-06 Avery International Corporation Method for forming retroreflective sheeting
US4498733A (en) * 1982-07-02 1985-02-12 Amerace Corporation Reflector structure
US4588258A (en) * 1983-09-12 1986-05-13 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles having wide angularity in multiple viewing planes
US4618518A (en) * 1984-08-10 1986-10-21 Amerace Corporation Retroreflective sheeting and methods for making same
US4726706A (en) * 1986-06-02 1988-02-23 Attar Adil H Reflective pavement marker
US4938563A (en) * 1986-11-21 1990-07-03 Minnesota Mining And Manufacturing Company High efficiency cube corner retroflective material
US4801193A (en) * 1988-03-04 1989-01-31 Reflexite Corporation Retroreflective sheet material and method of making same
US4895428A (en) * 1988-07-26 1990-01-23 Minnesota Mining And Manufacturing Company High efficiency retroreflective material
US5122902A (en) * 1989-03-31 1992-06-16 Minnesota Mining And Manufacturing Company Retroreflective articles having light-transmissive surfaces
US5171624A (en) * 1990-06-01 1992-12-15 Reflexite Corporation Retroreflective microprismatic material and method of making same
CN1022264C (zh) * 1990-10-16 1993-09-29 国营湖北华中精密仪器厂 双面反射镜的复制法生产工艺
DE4236799C2 (de) * 1992-10-30 1994-09-08 Gubela Sen Hans Erich Verfahren zur Herstellung eines Abformwerkzeuges mit einer würfelstrukturförmigen Oberfläche zum Herstellen von Hochleistungs-Tripel-Reflektoren
DE9217179U1 (de) * 1992-12-16 1993-04-22 Gubela Sen., Hans-Erich, 77871 Renchen Mikrodoppeltripel-Flächen

Also Published As

Publication number Publication date
DE69427919T2 (de) 2002-01-17
WO1995011467A2 (en) 1995-04-27
JPH09504623A (ja) 1997-05-06
US5585164A (en) 1996-12-17
EP0724732B1 (de) 2001-08-08
WO1995011467A3 (en) 1995-08-24
CN1040692C (zh) 1998-11-11
CN1133090A (zh) 1996-10-09
JP3590063B2 (ja) 2004-11-17
EP0724732A1 (de) 1996-08-07
CA2171636A1 (en) 1995-04-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee