BR8903688A - Material retro-reflexivo - Google Patents

Material retro-reflexivo

Info

Publication number
BR8903688A
BR8903688A BR898903688A BR8903688A BR8903688A BR 8903688 A BR8903688 A BR 8903688A BR 898903688 A BR898903688 A BR 898903688A BR 8903688 A BR8903688 A BR 8903688A BR 8903688 A BR8903688 A BR 8903688A
Authority
BR
Brazil
Prior art keywords
sin
length
reflecting elements
triangular face
tetragonal faces
Prior art date
Application number
BR898903688A
Other languages
English (en)
Inventor
John C Nelson
Sanford Cobb Jr
Original Assignee
Minnesota Mining & Mfg
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 & Mfg filed Critical Minnesota Mining & Mfg
Publication of BR8903688A publication Critical patent/BR8903688A/pt

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2001/00—Use of cellulose, modified cellulose or cellulose derivatives, e.g. viscose, as moulding material
    • B29K2001/08—Cellulose derivatives
    • B29K2001/12—Cellulose acetate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2001/00—Use of cellulose, modified cellulose or cellulose derivatives, e.g. viscose, as moulding material
    • B29K2001/08—Cellulose derivatives
    • B29K2001/14—Cellulose acetate-butyrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/003—Reflective
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Laminated Bodies (AREA)
BR898903688A 1988-07-26 1989-07-25 Material retro-reflexivo BR8903688A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/224,387 US4895428A (en) 1988-07-26 1988-07-26 High efficiency retroreflective material

Publications (1)

Publication Number Publication Date
BR8903688A true BR8903688A (pt) 1990-04-17

Family

ID=22840458

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898903688A BR8903688A (pt) 1988-07-26 1989-07-25 Material retro-reflexivo

Country Status (12)

Country Link
US (1) US4895428A (pt)
EP (1) EP0356005B1 (pt)
JP (1) JP2735299B2 (pt)
KR (1) KR0152071B1 (pt)
CN (1) CN1020003C (pt)
AT (1) ATE105941T1 (pt)
AU (1) AU618615B2 (pt)
BR (1) BR8903688A (pt)
CA (1) CA1321726C (pt)
DE (1) DE68915367T2 (pt)
ES (1) ES2052920T3 (pt)
MX (1) MX166717B (pt)

Families Citing this family (139)

* Cited by examiner, † Cited by third party
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US5162872A (en) * 1991-07-02 1992-11-10 The United States Of America As Represented The Secretary Of The Air Force Tilt/shear immune tunable fabry-perot interferometer
US5189554A (en) * 1991-09-30 1993-02-23 The United States Of America As Represented By The Secretary Of The Air Force Telescope baffle system
US5415911A (en) * 1992-01-16 1995-05-16 Stimsonite Corporation Photoluminescent retroreflective sheeting
US5977263A (en) * 1992-12-10 1999-11-02 3M Innovative Properties Company Thermal transfer compositions, articles and graphic articles made with same
WO1994018581A1 (de) * 1993-01-30 1994-08-18 Kernforschungszentrum Karlsruhe Gmbh Abformwerkzeug, verfahren zu dessen herstellung und tripelspiegel
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US5667335A (en) * 1995-05-19 1997-09-16 Minnesota Mining And Manufacturing Commpany Fiber reinforced raised pavement marker and method of making
US5677050A (en) * 1995-05-19 1997-10-14 Minnesota Mining And Manufacturing Company Retroreflective sheeting having an abrasion resistant ceramer coating
KR100390277B1 (ko) * 1995-06-09 2003-10-10 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 하나이상의평면에서개선된조사각을형성하는입방체코너물품
US5639530A (en) * 1995-06-16 1997-06-17 Minnesota Mining And Manufacturing Company Retroreflective articles comprising a non-thermoplastic hydrocarbon elastomer adhesive layer for life saving devices at sea
US20030170426A1 (en) * 1995-12-01 2003-09-11 W. Scott Thielman Cellular retroreflective sheeting
USD383312S (en) * 1996-01-19 1997-09-09 Minnesota Mining And Manufacturing Company Seal pattern on retroreflective sheeting
US5706132A (en) * 1996-01-19 1998-01-06 Minnesota Mining And Manufacturing Company Dual orientation 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
US5882796A (en) * 1996-04-01 1999-03-16 Minnesota Mining And Manufacturing Company Bonded structured retroreflective sheeting
US5754338A (en) * 1996-04-01 1998-05-19 Minnesota Mining And Manufacturing Company Structured retroreflective sheeting having a rivet-like connection
US5814355A (en) * 1996-04-30 1998-09-29 Minnesota Mining And Manufacturing Company Mold for producing glittering cube-corner retroreflective sheeting
US5763049A (en) * 1996-04-30 1998-06-09 Minnesota Mining And Manufacturing Company Formed ultra-flexible retroreflective cube-corner composite sheeting with target optical properties and method for making same
US5840405A (en) * 1996-04-30 1998-11-24 Minnesota Mining And Manufacturing Company Glittering cube-corner retroreflective sheeting
US5770124A (en) * 1996-04-30 1998-06-23 Minnesota Mining And Manufacturing Company Method of making glittering cube-corner retroreflective sheeting
US6015214A (en) * 1996-05-30 2000-01-18 Stimsonite Corporation Retroreflective articles having microcubes, and tools and methods for forming microcubes
US6200666B1 (en) 1996-07-25 2001-03-13 3M Innovative Properties Company Thermal transfer compositions, articles, and graphic articles made with same
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US5734501A (en) * 1996-11-01 1998-03-31 Minnesota Mining And Manufacturing Company Highly canted retroreflective cube corner article
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JP2735299B2 (ja) 1998-04-02
ES2052920T3 (es) 1994-07-16
JPH0285884A (ja) 1990-03-27
ATE105941T1 (de) 1994-06-15
CN1020003C (zh) 1993-03-03
AU618615B2 (en) 1992-01-02
EP0356005A1 (en) 1990-02-28
DE68915367D1 (de) 1994-06-23
CA1321726C (en) 1993-08-31
DE68915367T2 (de) 1994-11-17
KR0152071B1 (ko) 1999-05-01
KR910003404A (ko) 1991-02-27
US4895428A (en) 1990-01-23
AU3891189A (en) 1990-02-01
MX166717B (es) 1993-01-29
EP0356005B1 (en) 1994-05-18
CN1040440A (zh) 1990-03-14

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