DE69026624D1 - Magnetisches visuelles anzeigegerät - Google Patents

Magnetisches visuelles anzeigegerät

Info

Publication number
DE69026624D1
DE69026624D1 DE69026624T DE69026624T DE69026624D1 DE 69026624 D1 DE69026624 D1 DE 69026624D1 DE 69026624 T DE69026624 T DE 69026624T DE 69026624 T DE69026624 T DE 69026624T DE 69026624 D1 DE69026624 D1 DE 69026624D1
Authority
DE
Germany
Prior art keywords
flakes
magnetic field
display device
visual display
magnetic
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
DE69026624T
Other languages
English (en)
Inventor
Michael Gilano
Gordon Langford
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.)
Ohio Art Co
Original Assignee
Ohio Art 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 Ohio Art Co filed Critical Ohio Art Co
Application granted granted Critical
Publication of DE69026624D1 publication Critical patent/DE69026624D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/008—Repeatedly-usable boards or tablets for writing or drawing with magnetic action

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Developing Agents For Electrophotography (AREA)
DE69026624T 1989-11-16 1990-10-17 Magnetisches visuelles anzeigegerät Expired - Lifetime DE69026624D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/437,744 US5018979A (en) 1989-11-16 1989-11-16 Magnetic visual display
PCT/US1990/005951 WO1991007287A1 (en) 1989-11-16 1990-10-17 Magnetic visual display

Publications (1)

Publication Number Publication Date
DE69026624D1 true DE69026624D1 (de) 1996-05-23

Family

ID=23737703

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69026624T Expired - Lifetime DE69026624D1 (de) 1989-11-16 1990-10-17 Magnetisches visuelles anzeigegerät

Country Status (13)

Country Link
US (2) US5018979A (de)
EP (1) EP0500741B1 (de)
JP (1) JPH05503888A (de)
KR (1) KR920703350A (de)
AT (1) ATE136849T1 (de)
AU (1) AU6885691A (de)
BR (1) BR9007839A (de)
CA (1) CA2072964C (de)
DE (1) DE69026624D1 (de)
ES (1) ES2085362T3 (de)
IE (1) IE904132A1 (de)
PT (1) PT95920B (de)
WO (1) WO1991007287A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5295837A (en) * 1989-11-16 1994-03-22 The Ohio Art Company Magnetic visual display
US5018979A (en) * 1989-11-16 1991-05-28 The Ohio Art Company Magnetic visual display
US5151032A (en) * 1990-07-13 1992-09-29 Kabushiki Kaisha Pilot Magnetophoretic display panel
EP0556449B1 (de) * 1992-02-21 1997-03-26 Hashimoto Forming Industry Co., Ltd. Lackierung mit magnetisch hergestelltem Muster und lackiertes Produkt mit magnetisch hergestelltem Muster
US5478084A (en) * 1992-12-18 1995-12-26 Itkis; Yuri Magnetic bingo board
US5378879A (en) * 1993-04-20 1995-01-03 Raychem Corporation Induction heating of loaded materials
US6303181B1 (en) 1993-05-17 2001-10-16 Electrochemicals Inc. Direct metallization process employing a cationic conditioner and a binder
US6710259B2 (en) * 1993-05-17 2004-03-23 Electrochemicals, Inc. Printed wiring boards and methods for making them
US6171468B1 (en) 1993-05-17 2001-01-09 Electrochemicals Inc. Direct metallization process
US5725807A (en) * 1993-05-17 1998-03-10 Electrochemicals Inc. Carbon containing composition for electroplating
US5419706A (en) * 1993-06-22 1995-05-30 Levy; Richard C. Apparatus for forming images of non-visible elements underlying an opaque surface
US5613592A (en) * 1995-06-06 1997-03-25 Eastman Kodak Company System for readily determining the magnetic orientation of permanent magnets
US5788506A (en) * 1996-10-24 1998-08-04 The New Curiosity Shop Apparatus and method for displaying the flow of a solution in response to the movement of magnetic particles
JP3200382B2 (ja) * 1996-12-11 2001-08-20 株式会社パイロット 磁気表示用分散組成物
US6053741A (en) * 1998-06-18 2000-04-25 Knowledge Kids Enterprises, Inc. Flash card holder and learning method
JP4089808B2 (ja) * 2001-12-25 2008-05-28 ケミテック株式会社 上消し可能なマイクロカプセル磁気泳動表示シート
US20040197758A1 (en) * 2002-07-12 2004-10-07 Langford Gordon B. Magnetically responsive imaging system with display
WO2004090625A1 (ja) * 2003-02-06 2004-10-21 Kabushiki Kaisha Pilot Corporation 磁性体表示パネル
US20070238080A1 (en) * 2006-04-05 2007-10-11 Martin Lynch Magnetic display for use by coaches and trainers of various sports
US20080220405A1 (en) * 2006-04-05 2008-09-11 Martin Lynch Magnetic display for use by coaches and trainers of various sports
US20080030290A1 (en) * 2006-08-04 2008-02-07 Robert John Norman Magnetic stylus and visual display
US20110097699A1 (en) * 2009-10-24 2011-04-28 Shengmin Wen Magnetically erasable writable educational flash card and method for making the same
JP6006771B2 (ja) * 2014-10-29 2016-10-12 信越化学工業株式会社 オルガノポリシロキサン組成物のチキソ性向上方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA810324A (en) * 1969-04-08 R. Tate Clarence Magnetically actuatable display device
US2589601A (en) * 1950-09-26 1952-03-18 Edward N Burnett Magnetic slate
US3011854A (en) * 1959-12-30 1961-12-05 Foxboro Co Continuous reusable recording chart device
US3103751A (en) * 1961-05-05 1963-09-17 Wilfred J Mcdonald Chalkless writing board
USRE25822E (en) * 1961-10-27 1965-07-20 Magnetic writing materials set
US3322482A (en) * 1965-04-12 1967-05-30 James V Harmon Panel for controlling light transmission by the selective orientation of free particles
US3509644A (en) * 1968-06-28 1970-05-05 Michael P Santell Self-cleaning blackboard
US3938263A (en) * 1968-08-06 1976-02-17 Thalatta, Inc. Compartmentalized micromagnet display device
US3585735A (en) * 1968-08-27 1971-06-22 Sidney Miller Magnetic tracing box
US3683382A (en) * 1969-05-29 1972-08-08 Honeywell Inc Recording medium responsive to force fields and apparatus for recording and reproducing signals on the medium
US3982334A (en) * 1970-03-27 1976-09-28 Thalatta, Inc. Compartmentalized micromagnet display device
US3648269A (en) * 1970-07-16 1972-03-07 Ferrofluidics Corp Magnetic fluid display device
UST921007I4 (en) * 1973-08-31 1974-04-02 Visually readable magnetic credit card storage media
JPS5947676B2 (ja) * 1977-04-11 1984-11-20 株式会社パイロット 磁気パネル
US4232084A (en) * 1978-01-25 1980-11-04 Thalatta, Inc. Sheets containing microencapsulated color-coded micromagnets
GB2034640B (en) * 1978-09-19 1982-06-30 Fox M F Magnetic display panel
JPS5635357Y2 (de) * 1978-10-16 1981-08-20
JPS561976A (en) * 1979-06-20 1981-01-10 Pilot Pen Co Ltd Panel for magnetic display
JPS56120396A (en) * 1980-02-28 1981-09-21 Pilot Pen Co Ltd Panel for magnetic display
EP0049251B1 (de) * 1980-04-09 1986-07-23 PULLMAN, Burke Cole Verbesserungen an zeichengeräten
US4457723A (en) * 1981-06-11 1984-07-03 Thalatta, Inc. Color changeable fabric
US4804327A (en) * 1988-02-02 1989-02-14 Miller Sidney H Magnetic tracing apparatus
US5018979A (en) * 1989-11-16 1991-05-28 The Ohio Art Company Magnetic visual display

Also Published As

Publication number Publication date
ES2085362T3 (es) 1996-06-01
PT95920B (pt) 1998-07-31
IE904132A1 (en) 1991-05-22
US5018979A (en) 1991-05-28
EP0500741A1 (de) 1992-09-02
KR920703350A (ko) 1992-12-17
EP0500741B1 (de) 1996-04-17
BR9007839A (pt) 1992-09-08
ATE136849T1 (de) 1996-05-15
CA2072964C (en) 1998-12-01
PT95920A (pt) 1992-07-31
WO1991007287A1 (en) 1991-05-30
JPH05503888A (ja) 1993-06-24
US5112229A (en) 1992-05-12
CA2072964A1 (en) 1991-05-17
AU6885691A (en) 1991-06-13
EP0500741A4 (en) 1992-12-30

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Legal Events

Date Code Title Description
8332 No legal effect for de