CA2118702C - Information display device - Google Patents

Information display device Download PDF

Info

Publication number
CA2118702C
CA2118702C CA002118702A CA2118702A CA2118702C CA 2118702 C CA2118702 C CA 2118702C CA 002118702 A CA002118702 A CA 002118702A CA 2118702 A CA2118702 A CA 2118702A CA 2118702 C CA2118702 C CA 2118702C
Authority
CA
Canada
Prior art keywords
shutter
aperture
face
pixels
shutters
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
CA002118702A
Other languages
English (en)
French (fr)
Other versions
CA2118702A1 (en
Inventor
Thomas I. Bradshaw
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
Publication of CA2118702A1 publication Critical patent/CA2118702A1/en
Application granted granted Critical
Publication of CA2118702C publication Critical patent/CA2118702C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
    • G09F9/375—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements the position of the elements being controlled by the application of a magnetic field
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
CA002118702A 1991-10-15 1992-09-15 Information display device Expired - Fee Related CA2118702C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US77580591A 1991-10-15 1991-10-15
US07/775805 1991-10-15
PCT/US1992/007790 WO1993008555A1 (en) 1991-10-15 1992-09-15 Information display device

Publications (2)

Publication Number Publication Date
CA2118702A1 CA2118702A1 (en) 1993-04-29
CA2118702C true CA2118702C (en) 2003-08-05

Family

ID=25105559

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002118702A Expired - Fee Related CA2118702C (en) 1991-10-15 1992-09-15 Information display device

Country Status (10)

Country Link
EP (1) EP0608269B1 (es)
JP (1) JP3210338B2 (es)
AU (1) AU2661192A (es)
BR (1) BR9206612A (es)
CA (1) CA2118702C (es)
DE (1) DE69223060T2 (es)
ES (1) ES2108762T3 (es)
MX (1) MX9205683A (es)
WO (1) WO1993008555A1 (es)
ZA (1) ZA927282B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5233459A (en) * 1991-03-06 1993-08-03 Massachusetts Institute Of Technology Electric display device
US6677922B1 (en) 1995-12-04 2004-01-13 3M Innovative Properties Company Display element having retroreflective surface
RU2130648C1 (ru) * 1996-08-19 1999-05-20 Акционерное общество закрытого типа ПРИБОРЦЕНТР Многосимвольный бленкерный индикатор
FR2799037A1 (fr) * 1999-09-28 2001-03-30 Leonidas Kalogeropoulos Panneaux d'information urbains amovibles a affichage electronique variable
FR2799038B1 (fr) * 1999-09-28 2001-12-28 Leonidas Kalogeropoulos Procede de signalisation sur le reseau urbain ou routier par panneau amovible
EP1693823A1 (en) * 2005-02-18 2006-08-23 SONY DEUTSCHLAND GmbH Shutter device for pixel element and pixel arrangement
WO2006087219A1 (en) * 2005-02-18 2006-08-24 Sony Deutschland Gmbh Shutter device for pixel element and pixel arrangement
EP2162770B1 (en) 2007-06-14 2012-08-08 Avery Dennison Corporation Illuminated graphical and information display
DE102010048933A1 (de) * 2009-12-23 2011-06-30 Mayer, Harald, 48163 Verfahren zur mobilen Wiedergabe von digitalen Informationen an einem Fahrzeug unter Verwendung retroflektierender Materialien
CN103587463B (zh) * 2013-11-21 2015-09-16 李倩 一种汽车
CN103584365B (zh) * 2013-11-21 2015-06-17 李倩 一种衣服
CN103578378B (zh) * 2013-11-21 2015-08-12 李倩 一种反光标牌

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163332B2 (en) * 1976-10-05 1995-09-05 Unisplay Sa Matrix display device
JPS60198532A (ja) * 1984-03-23 1985-10-08 Fuji Photo Film Co Ltd 放射線画像情報読取装置
US4726134A (en) * 1986-11-21 1988-02-23 Minnesota Mining And Manufacturing Company Roadway sign
JPS63292123A (ja) * 1987-05-25 1988-11-29 Mc Sci:Kk 放射線画像読取装置
US4983956A (en) * 1988-10-13 1991-01-08 Unisplay S.A. Display arrangement

Also Published As

Publication number Publication date
DE69223060T2 (de) 1998-04-09
EP0608269A1 (en) 1994-08-03
AU2661192A (en) 1993-05-21
ZA927282B (en) 1993-03-25
ES2108762T3 (es) 1998-01-01
CA2118702A1 (en) 1993-04-29
EP0608269B1 (en) 1997-11-05
MX9205683A (es) 1993-04-01
BR9206612A (pt) 1995-03-14
JP3210338B2 (ja) 2001-09-17
JPH07500429A (ja) 1995-01-12
WO1993008555A1 (en) 1993-04-29
DE69223060D1 (de) 1997-12-11

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