CA1219154A - Dispositif lenticulaire de signalisation - Google Patents

Dispositif lenticulaire de signalisation

Info

Publication number
CA1219154A
CA1219154A CA000436295A CA436295A CA1219154A CA 1219154 A CA1219154 A CA 1219154A CA 000436295 A CA000436295 A CA 000436295A CA 436295 A CA436295 A CA 436295A CA 1219154 A CA1219154 A CA 1219154A
Authority
CA
Canada
Prior art keywords
lens elements
convex lens
lenticular
sheet
transparent material
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
CA000436295A
Other languages
English (en)
Inventor
Lawrence N. Sparks
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA000436295A priority Critical patent/CA1219154A/fr
Application granted granted Critical
Publication of CA1219154A publication Critical patent/CA1219154A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Illuminated Signs And Luminous Advertising (AREA)
CA000436295A 1983-09-08 1983-09-08 Dispositif lenticulaire de signalisation Expired CA1219154A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000436295A CA1219154A (fr) 1983-09-08 1983-09-08 Dispositif lenticulaire de signalisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000436295A CA1219154A (fr) 1983-09-08 1983-09-08 Dispositif lenticulaire de signalisation

Publications (1)

Publication Number Publication Date
CA1219154A true CA1219154A (fr) 1987-03-17

Family

ID=4126033

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000436295A Expired CA1219154A (fr) 1983-09-08 1983-09-08 Dispositif lenticulaire de signalisation

Country Status (1)

Country Link
CA (1) CA1219154A (fr)

Similar Documents

Publication Publication Date Title
US4420221A (en) Passive animated, or pattern changing sign
SU1326203A3 (ru) Устройство дл отображени информации в виде чередующихс символов дорожных или навигационных знаков
EP0333502B1 (fr) Signe rétro-réfléchissante illuminée à l'intérieur
US3653138A (en) Contrasting background display
US2951419A (en) Reflective display device
JP3644951B2 (ja) 光学的に透明なフィルム
US4510560A (en) Device for controlling light images
US3790431A (en) Light-transmissive retroreflective sheeting
EP0116041A1 (fr) Dispositif de projection d'images reelles
JPS6346428B2 (fr)
WO1997025213A1 (fr) Panneau comportant des images laissant passer la lumiere
US2991693A (en) Front projection screen
DE50311404D1 (de) Optikelement für wechselverkehrszeichen
KR980003683A (ko) 투사형 액정 표시 장치
US4425608A (en) Luminous display installation with an increased contrast effect
US4766684A (en) Lenticular screen for outdoor display
CA1219154A (fr) Dispositif lenticulaire de signalisation
EP0786678B1 (fr) Dispositif avec micro-miroirs et micro-filtres pour sélectionner couleurs et images
US5658061A (en) Image generating method and apparatus
US3323244A (en) Display device
US2985873A (en) Luminous character display unit
US1964328A (en) Sign
US1809761A (en) Luminous display or reflector sign
US3831023A (en) Illuminating device
JPS59500489A (ja) レンチキユラ−シグナリングデバイス

Legal Events

Date Code Title Description
MKEX Expiry