CA1002022A - Wide angle reflector and apparatus for making the same - Google Patents

Wide angle reflector and apparatus for making the same

Info

Publication number
CA1002022A
CA1002022A CA195,545A CA195545A CA1002022A CA 1002022 A CA1002022 A CA 1002022A CA 195545 A CA195545 A CA 195545A CA 1002022 A CA1002022 A CA 1002022A
Authority
CA
Canada
Prior art keywords
making
same
wide angle
angle reflector
reflector
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
Application number
CA195,545A
Other versions
CA195545S (en
Inventor
Sidney A. Heenan
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.)
Amerace Corp
Original Assignee
Amerace Corp
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 Amerace Corp filed Critical Amerace Corp
Priority to CA263,011A priority Critical patent/CA1017308A/en
Application granted granted Critical
Publication of CA1002022A publication Critical patent/CA1002022A/en
Expired 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
    • 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
CA195,545A 1973-04-24 1974-03-20 Wide angle reflector and apparatus for making the same Expired CA1002022A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA263,011A CA1017308A (en) 1973-04-24 1976-10-08 Wide angle reflector and apparatus for making the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US354153A US3923378A (en) 1973-04-24 1973-04-24 Cube-corner reflector with non-aligned cube axes and element axes

Publications (1)

Publication Number Publication Date
CA1002022A true CA1002022A (en) 1976-12-21

Family

ID=23392079

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,545A Expired CA1002022A (en) 1973-04-24 1974-03-20 Wide angle reflector and apparatus for making the same

Country Status (6)

Country Link
US (1) US3923378A (en)
CA (1) CA1002022A (en)
DE (1) DE2418829A1 (en)
FR (1) FR2227543B1 (en)
GB (2) GB1462143A (en)
IT (1) IT1011769B (en)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4189209A (en) * 1978-10-13 1980-02-19 Ferro Corporation Retroreflector of integrated light reflecting units of varying configurations
JPS6036590A (en) * 1983-08-09 1985-02-25 Sumitomo Heavy Ind Ltd Control device for transfer car attached to coke oven
US4588258A (en) * 1983-09-12 1986-05-13 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles having wide angularity in multiple viewing planes
AU560276B2 (en) * 1983-09-12 1987-04-02 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles
US4600308A (en) * 1983-10-21 1986-07-15 Rockwell International Corporation Phase-matching arrayed telescopes with a corner-cube-bridge metering rod
US4938563A (en) * 1986-11-21 1990-07-03 Minnesota Mining And Manufacturing Company High efficiency cube corner retroflective material
US4775219A (en) * 1986-11-21 1988-10-04 Minnesota Mining & Manufacturing Company Cube-corner retroreflective articles having tailored divergence profiles
US4895428A (en) * 1988-07-26 1990-01-23 Minnesota Mining And Manufacturing Company High efficiency retroreflective material
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
CA2169807C (en) 1996-02-19 1999-09-07 Italo Caroli Reflex pin with adjusted angle
US5770124A (en) * 1996-04-30 1998-06-23 Minnesota Mining And Manufacturing Company Method of making 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
US5948488A (en) * 1996-04-30 1999-09-07 3M Innovative Properties Company Glittering cube-corner article
US5814355A (en) * 1996-04-30 1998-09-29 Minnesota Mining And Manufacturing Company Mold for producing glittering cube-corner retroreflective sheeting
US5840405A (en) * 1996-04-30 1998-11-24 Minnesota Mining And Manufacturing Company 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
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
JP4310420B2 (en) 1997-07-02 2009-08-12 スリーエム カンパニー Method of manufacturing a mold that can be used to form retroreflective cube corner articles
DE69828070T2 (en) 1997-07-02 2005-12-08 Minnesota Mining And Mfg. Co., St. Paul FORM FOR CUBE TRACKS AND METHOD FOR THE PRODUCTION THEREOF
US6036322A (en) * 1997-12-01 2000-03-14 Reflexite Corporation Multi-orientation retroreflective structure
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
DE10216579A1 (en) * 2002-04-14 2003-10-23 Sen Hans-Erich Gubela Wide-angle sensor system with triple reflector and production of the tools
US7156527B2 (en) 2003-03-06 2007-01-02 3M Innovative Properties Company Lamina comprising cube corner elements and retroreflective sheeting
CA2518606C (en) * 2003-03-06 2012-07-17 3M Innovative Properties Company Lamina comprising cube corner elements and retroreflective sheeting
US7370981B2 (en) * 2003-12-24 2008-05-13 Avery Dennison Corporation Cube corner retroreflector with limited range
KR101293027B1 (en) * 2005-06-16 2013-08-16 애버리 데니슨 코포레이션 Retroreflective sheet structure
US7506987B2 (en) * 2007-03-02 2009-03-24 Technology Solutions & Invention Llc Two-sided corner-cube retroreflectors and methods of manufacturing the same
US8388154B2 (en) * 2007-08-24 2013-03-05 Nippon Carbide Industries Co., Inc. Cube-corner retroreflective article
CN102246067B (en) * 2008-12-08 2014-07-16 日本电石工业株式会社 Retroreflective article
US20160011346A1 (en) 2014-07-14 2016-01-14 Sergiy Vasylyev High incidence angle retroreflective sheeting
FR3112399B1 (en) * 2020-07-08 2022-06-24 Commissariat Energie Atomique Ultrasonic target for non-destructive testing
US20230137758A1 (en) 2021-10-29 2023-05-04 Orafol Americas Inc. Concave polygonal aperture cornercube prisms and methods thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1813874A (en) * 1927-12-30 1931-07-07 American Gasaccumulator Co Marine light signal reflector
US2055298A (en) * 1932-12-31 1936-09-22 Leray Gustave Light reflector
US3365790A (en) * 1963-06-18 1968-01-30 Joseph B. Brauer Method of fabricating a radar reflector
US3258840A (en) * 1963-12-05 1966-07-05 Hedgewick Peter Method of making a core for molding reflectors
US3458245A (en) * 1966-08-15 1969-07-29 Reflex Corp Canada Ltd Retro-reflective reflectors
US3541606A (en) * 1967-10-16 1970-11-17 Amerace Esna Corp Reflectorized vehicles and reflectors therefor
US3469898A (en) * 1967-11-20 1969-09-30 Gerald Altman Reflex reflective products and processes for their manufacture
US3744117A (en) * 1971-09-30 1973-07-10 Amerace Esna Corp Method for making a curved cube-corner reflector

Also Published As

Publication number Publication date
GB1462144A (en) 1977-01-19
FR2227543B1 (en) 1982-07-02
IT1011769B (en) 1977-02-10
US3923378A (en) 1975-12-02
GB1462143A (en) 1977-01-19
FR2227543A1 (en) 1974-11-22
DE2418829A1 (en) 1974-11-21

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