GB1211027A - Reflector structures and die for forming reflector structures - Google Patents

Reflector structures and die for forming reflector structures

Info

Publication number
GB1211027A
GB1211027A GB51615/67A GB5161567A GB1211027A GB 1211027 A GB1211027 A GB 1211027A GB 51615/67 A GB51615/67 A GB 51615/67A GB 5161567 A GB5161567 A GB 5161567A GB 1211027 A GB1211027 A GB 1211027A
Authority
GB
United Kingdom
Prior art keywords
pins
die
septa
reflectors
types
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
GB51615/67A
Other languages
English (en)
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
Priority claimed from US593948A external-priority patent/US3417959A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of GB1211027A publication Critical patent/GB1211027A/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
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/0472—Traffic signs
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/16—Signs formed of or incorporating reflecting elements or surfaces, e.g. warning signs having triangular or other geometrical shape
GB51615/67A 1966-11-14 1967-11-13 Reflector structures and die for forming reflector structures Expired GB1211027A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US59413766A 1966-11-14 1966-11-14
US593948A US3417959A (en) 1966-11-14 1966-11-14 Die for forming retro-reflective article

Publications (1)

Publication Number Publication Date
GB1211027A true GB1211027A (en) 1970-11-04

Family

ID=27081840

Family Applications (1)

Application Number Title Priority Date Filing Date
GB51615/67A Expired GB1211027A (en) 1966-11-14 1967-11-13 Reflector structures and die for forming reflector structures

Country Status (4)

Country Link
DE (1) DE1646251C3 (ja)
FR (1) FR1556242A (ja)
GB (1) GB1211027A (ja)
SE (1) SE329109B (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4212203A1 (de) * 1991-04-11 1992-10-22 Reflexite Corp Rueckstrahlfolie, insbesondere fuer verkehrsfuehrungskegel und verfahren zu dessen herstellung
US7270428B2 (en) 2003-04-16 2007-09-18 Upstream Engineering Oy 2D/3D data projector
US7628940B2 (en) 2004-02-09 2009-12-08 Upstream Engineering Oy Method for manufacturing three dimensional optical components
US7729578B2 (en) 2006-04-18 2010-06-01 Upstream Engineering Oy Illuminator method and device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4082414A (en) * 1976-03-03 1978-04-04 Pyreflex Corporation Heat recuperation
US4349598A (en) * 1976-12-01 1982-09-14 Minnesota Mining And Manufacturing Company High incidence angle retroreflective material
DE2946314C2 (de) * 1979-11-16 1982-07-08 Metall-Plastik Gmbh & Co Kg, 6057 Dietzenbach Verfahren zur Herstellung eines Flächenmaterials mit Metalleffekt, insbesondere reflektierendes Flächenmaterials, und Anwendung dieses Flächenmaterials
DE29701903U1 (de) * 1997-02-04 1997-03-27 Imos Gubela Gmbh Meßtechnikretroflektor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2380447A (en) * 1945-07-31 Optical reflecting material
US2310790A (en) * 1943-02-09 Optical reflecting material
DE450658C (de) * 1923-09-04 1927-10-13 Gasaccumulator Svenska Ab Lichtsignal
FR933021A (fr) * 1939-07-17 1948-04-08 Fairylites Ltd Perfectionnements aux réflecteurs prismatiques en verre ou en une autre matière comp imée ou moulée, et à leur fabrication
DE902217C (de) * 1950-04-22 1954-01-21 Fairylites Ltd Giess- oder Pressform fuer Reflektoren
DK98410C (da) * 1960-06-22 1964-04-06 Ravnholm Emaljevaerk As Matrice til fremstilling af presse- eller støbeforme til et lysreflekterende emne af formstof.
FR1419965A (fr) * 1964-12-04 1965-12-03 Réflecteur et son procédé de fabrication

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4212203A1 (de) * 1991-04-11 1992-10-22 Reflexite Corp Rueckstrahlfolie, insbesondere fuer verkehrsfuehrungskegel und verfahren zu dessen herstellung
US7270428B2 (en) 2003-04-16 2007-09-18 Upstream Engineering Oy 2D/3D data projector
US7628940B2 (en) 2004-02-09 2009-12-08 Upstream Engineering Oy Method for manufacturing three dimensional optical components
US7729578B2 (en) 2006-04-18 2010-06-01 Upstream Engineering Oy Illuminator method and device
US8139909B2 (en) 2006-08-10 2012-03-20 Upstream Engineering Oy Illuminator method and device

Also Published As

Publication number Publication date
DE1646251A1 (de) 1971-08-26
DE1646251B2 (de) 1972-12-14
FR1556242A (ja) 1969-02-07
DE1646251C3 (de) 1973-07-12
SE329109B (ja) 1970-09-28

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Legal Events

Date Code Title Description
414F Notice of opposition given (sect. 14/1949)
429C Application to amend the specification withdrawn (sect. 29/1949)
414A Case decided by the comptroller ** specification amended (sect. 14/1949)
SPA Amended specification published
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years