DE69731102D1 - Formmatrize für würfeleckige gegenstände und verfahren zu deren herstellung - Google Patents

Formmatrize für würfeleckige gegenstände und verfahren zu deren herstellung

Info

Publication number
DE69731102D1
DE69731102D1 DE69731102T DE69731102T DE69731102D1 DE 69731102 D1 DE69731102 D1 DE 69731102D1 DE 69731102 T DE69731102 T DE 69731102T DE 69731102 T DE69731102 T DE 69731102T DE 69731102 D1 DE69731102 D1 DE 69731102D1
Authority
DE
Germany
Prior art keywords
cube
objects
production
form matrix
matrix
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
DE69731102T
Other languages
English (en)
Inventor
L Smith
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 DE69731102D1 publication Critical patent/DE69731102D1/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
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • 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
    • 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
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49982—Coating
    • Y10T29/49986—Subsequent to metal working
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49995—Shaping one-piece blank by removing material
    • 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
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/303752—Process

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
DE69731102T 1996-11-01 1997-01-28 Formmatrize für würfeleckige gegenstände und verfahren zu deren herstellung Expired - Lifetime DE69731102D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/742,640 US6021559A (en) 1996-11-01 1996-11-01 Methods of making a cube corner article master mold
PCT/US1997/001335 WO1998019842A1 (en) 1996-11-01 1997-01-28 Cube corner article master mold and method of making the same

Publications (1)

Publication Number Publication Date
DE69731102D1 true DE69731102D1 (de) 2004-11-11

Family

ID=24985652

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69731102T Expired - Lifetime DE69731102D1 (de) 1996-11-01 1997-01-28 Formmatrize für würfeleckige gegenstände und verfahren zu deren herstellung

Country Status (7)

Country Link
US (1) US6021559A (de)
EP (1) EP0936963B1 (de)
CN (1) CN1085135C (de)
AU (1) AU1583297A (de)
CA (1) CA2269338A1 (de)
DE (1) DE69731102D1 (de)
WO (1) WO1998019842A1 (de)

Families Citing this family (24)

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Publication number Priority date Publication date Assignee Title
JP4019554B2 (ja) * 1998-08-03 2007-12-12 トヨタ自動車株式会社 燃料電池セパレータ用多連凹凸板の製造方法
DE69942953D1 (de) * 1999-04-07 2010-12-30 3M Innovative Properties Co Oberflächlich strukturierte artikel mit geometrischen strukturen, welche zusammengesetzte flächen enthalten und ihre herstellungsverfahren
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
US6626544B2 (en) 2001-03-28 2003-09-30 Reflexite Corporation Prismatic retroreflector having a multi-plane facet
DE60233441D1 (de) * 2002-06-11 2009-10-01 3M Innovative Properties Co Herstellungsverfahren für eine form und hieraus gewonnene repliken
US6843571B2 (en) * 2002-06-11 2005-01-18 3M Innovative Properties Company Methods of making a master and replicas thereof
US6935756B2 (en) * 2002-06-11 2005-08-30 3M Innovative Properties Company Retroreflective articles having moire-like pattern
EP1740256A4 (de) * 2003-11-10 2011-06-29 Agency Science Tech & Res Mikronadeln und mikronadelherstellung
US7142767B2 (en) * 2003-12-31 2006-11-28 3M Innovative Properties Company Scratch-resistant light directing films
EP1718452A1 (de) * 2004-02-23 2006-11-08 3M Innovative Properties Company Verfahren zum formen von mikronadelanordnungen
CN101072668B (zh) 2004-12-07 2011-08-31 3M创新有限公司 模制微型针的方法
US8215943B2 (en) * 2006-06-01 2012-07-10 Avery Dennison Corporation Heat-transfer label assembly and apparatus for applying heat-transfer labels
GB2451698A (en) * 2007-08-10 2009-02-11 Qinetiq Ltd Mould for production of a component having a solid right-angled corner or solid corner-cube
JP5728748B2 (ja) * 2011-05-25 2015-06-03 国立研究開発法人情報通信研究機構 リフレクタアレイ光学装置およびそれを用いた表示装置
CN102967892B (zh) * 2011-08-30 2015-12-02 原相科技股份有限公司 用于光学式触控装置的反光镜及使用该反光镜的光学式触控装置
US9050762B2 (en) * 2012-03-23 2015-06-09 Orafol Americas Inc. Methods for fabricating retroreflector tooling and retroreflective microstructures and devices thereof
EP2879838B1 (de) 2012-08-02 2023-09-13 3M Innovative Properties Company Schleifartikel mit formgenauen komponenten und herstellungsverfahren dafür
WO2014022453A1 (en) 2012-08-02 2014-02-06 3M Innovative Properties Company Abrasive element precursor with precisely shaped features and method of making thereof
CN107850701B (zh) * 2015-07-27 2021-07-16 索尼公司 光学器件及显示单元
KR102105942B1 (ko) 2017-02-14 2020-04-29 쓰리엠 이노베이티브 프로퍼티즈 캄파니 엔드 밀링에 의해 제조되는 미세구조체의 그룹을 포함하는 보안 물품
US10794021B1 (en) * 2020-06-03 2020-10-06 Mark Joseph O'Neill Retroreflective traffic stripe
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
US11124932B1 (en) * 2021-04-30 2021-09-21 Mark Joseph O'Neill Retroreflective traffic stripe for both dry and wet weather conditions

Family Cites Families (62)

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US2310790A (en) * 1943-02-09 Optical reflecting material
US2380447A (en) * 1945-07-31 Optical reflecting material
US835648A (en) * 1906-03-13 1906-11-13 Zeiss Carl Fa Reflector.
US1591572A (en) * 1925-02-05 1926-07-06 Jonathan C Stimson Process and apparatus for making central triple reflectors
US2027441A (en) * 1932-11-23 1936-01-14 Landis Aaron Ornamentation for bags
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
US3689346A (en) * 1970-09-29 1972-09-05 Rowland Dev Corp Method for producing retroreflective material
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
US3812706A (en) * 1971-12-10 1974-05-28 Texaco Inc Consistometer
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
US3924928A (en) * 1975-03-12 1975-12-09 Robert C Trimble Attachment for reflectors for spoke wheels
US4025159A (en) * 1976-02-17 1977-05-24 Minnesota Mining And Manufacturing Company Cellular retroreflective sheeting
US4066236A (en) * 1976-06-25 1978-01-03 Beatrice Foods Co. Cube corner type retroreflector bodies and molds made therewith
US4066331A (en) * 1976-06-25 1978-01-03 Beatrice Foods Co. Cube corner type retroreflectors with improved cube corner unit relationships
US4349598A (en) * 1976-12-01 1982-09-14 Minnesota Mining And Manufacturing Company High incidence angle retroreflective material
AU4673679A (en) * 1979-05-07 1980-11-13 Ferro Corporation Retroreflective marking tape
US4149304A (en) * 1977-09-12 1979-04-17 Brynjegard Olaf G Method of making rolls for forming radar reflective surfaces
US4202600A (en) * 1978-04-24 1980-05-13 Avery International Corporation Diced retroreflective sheeting
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
US4576850A (en) * 1978-07-20 1986-03-18 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
US4478769A (en) * 1982-09-30 1984-10-23 Amerace Corporation Method for forming an embossing tool with an optically precise pattern
US5156863A (en) * 1982-09-30 1992-10-20 Stimsonite Corporation Continuous embossing belt
US4712867A (en) * 1983-03-09 1987-12-15 Santa Barbara Research Center Retroreflector
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
US4703999A (en) * 1986-06-16 1987-11-03 Minnesota Mining And Manufacturing Company Wide-angle-reflective cube-corner retroreflective sheeting
US4775219A (en) * 1986-11-21 1988-10-04 Minnesota Mining & Manufacturing Company Cube-corner retroreflective articles having tailored divergence profiles
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
US4952023A (en) * 1988-03-18 1990-08-28 Minnesota Mining And Manufacturing Company Internally illuminated retroreflective sign
US4895428A (en) * 1988-07-26 1990-01-23 Minnesota Mining And Manufacturing Company High efficiency retroreflective material
US5175030A (en) * 1989-02-10 1992-12-29 Minnesota Mining And Manufacturing Company Microstructure-bearing composite plastic articles and method of making
US5183597A (en) * 1989-02-10 1993-02-02 Minnesota Mining And Manufacturing Company Method of molding microstructure bearing composite plastic articles
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
US5138488A (en) * 1990-09-10 1992-08-11 Minnesota Mining And Manufacturing Company Retroreflective material with improved angularity
US5237449A (en) * 1991-01-29 1993-08-17 Nelson Optics Company, Inc. Biased lenticular sign system
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
US5272562A (en) * 1993-02-05 1993-12-21 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles
WO1995003558A1 (en) * 1993-07-19 1995-02-02 Reflexite Corporation Retroreflective structure
US5450235A (en) * 1993-10-20 1995-09-12 Minnesota Mining And Manufacturing Company Flexible cube-corner retroreflective sheeting
JP3834596B2 (ja) * 1993-10-20 2006-10-18 スリーエム カンパニー 非対称性コーナキューブ物品と製作方法
CA2173148A1 (en) * 1993-10-20 1995-04-27 Kenneth L. Smith Multiple structure cube corner article and method of manufacture
US5585164A (en) * 1993-10-20 1996-12-17 Minnesota Mining And Manufacturing Company Dual groove set retroreflective cube corner article and method of manufacture
US5565151A (en) * 1994-09-28 1996-10-15 Reflexite Corporation Retroreflective prism structure with windows formed thereon
US5734501A (en) * 1996-11-01 1998-03-31 Minnesota Mining And Manufacturing Company Highly canted retroreflective cube corner article

Also Published As

Publication number Publication date
WO1998019842A1 (en) 1998-05-14
AU1583297A (en) 1998-05-29
EP0936963B1 (de) 2004-10-06
EP0936963A1 (de) 1999-08-25
CA2269338A1 (en) 1998-05-14
CN1085135C (zh) 2002-05-22
CN1235573A (zh) 1999-11-17
US6021559A (en) 2000-02-08

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Legal Events

Date Code Title Description
8332 No legal effect for de