GB1413957A - Display devices - Google Patents

Display devices

Info

Publication number
GB1413957A
GB1413957A GB4489071A GB4489071A GB1413957A GB 1413957 A GB1413957 A GB 1413957A GB 4489071 A GB4489071 A GB 4489071A GB 4489071 A GB4489071 A GB 4489071A GB 1413957 A GB1413957 A GB 1413957A
Authority
GB
United Kingdom
Prior art keywords
image
strips
screen
transparent
display devices
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
GB4489071A
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.)
DEEP PRINT PROJECTS Ltd
Original Assignee
DEEP PRINT PROJECTS Ltd
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 DEEP PRINT PROJECTS Ltd filed Critical DEEP PRINT PROJECTS Ltd
Priority to GB4489071A priority Critical patent/GB1413957A/en
Publication of GB1413957A publication Critical patent/GB1413957A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/14—Advertising or display means not otherwise provided for using special optical effects displaying different signs depending upon the view-point of the observer

Landscapes

  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Stereoscopic And Panoramic Photography (AREA)

Abstract

1413957 Display devices DEEP PRINT PROJECTS Ltd 22 Dec 1972 [27 Sept 1971] 44890/71 Heading G5C A display device showing an image which changes as an observer moves past the device comprises a transparent lenticular screen 1 whose planar near face is provided with two or more images, each in the form of multiple strips 5 separated by transparent strips 4 at the same pitch as the screen lenticules, a removable image or picture 7 being placed behind the screen. Alternatively, the image strips may be printed on a transparent carrier sheet which is attached to the screen 1. Opaque strips 6 are placed behind the fixed image strips 5, so that an observer sees either image 7 or image 5.
GB4489071A 1971-09-27 1971-09-27 Display devices Expired GB1413957A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4489071A GB1413957A (en) 1971-09-27 1971-09-27 Display devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4489071A GB1413957A (en) 1971-09-27 1971-09-27 Display devices

Publications (1)

Publication Number Publication Date
GB1413957A true GB1413957A (en) 1975-11-12

Family

ID=10435143

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4489071A Expired GB1413957A (en) 1971-09-27 1971-09-27 Display devices

Country Status (1)

Country Link
GB (1) GB1413957A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397695A1 (en) * 1977-07-11 1979-02-09 Rosenthal Bruce Optical system having transparent surface structure - has flat face on one side and parallel grid lens ribs on other side
WO1987004287A1 (en) * 1986-01-06 1987-07-16 Dennison Manufacturing Company Multiple imaging
GB2206227A (en) * 1987-06-25 1988-12-29 Chow Kim Wen Changeable picture display
GB2308005A (en) * 1995-12-07 1997-06-11 David Gifford Burder Imaging display unit
EP3128359A1 (en) * 2015-08-05 2017-02-08 The Swatch Group Research and Development Ltd. Display device for a portable object such as a timepiece

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397695A1 (en) * 1977-07-11 1979-02-09 Rosenthal Bruce Optical system having transparent surface structure - has flat face on one side and parallel grid lens ribs on other side
WO1987004287A1 (en) * 1986-01-06 1987-07-16 Dennison Manufacturing Company Multiple imaging
GB2206227A (en) * 1987-06-25 1988-12-29 Chow Kim Wen Changeable picture display
GB2308005A (en) * 1995-12-07 1997-06-11 David Gifford Burder Imaging display unit
GB2308005B (en) * 1995-12-07 2000-01-19 David Gifford Burder Re-usable direction selective optical screens
EP3128359A1 (en) * 2015-08-05 2017-02-08 The Swatch Group Research and Development Ltd. Display device for a portable object such as a timepiece

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees