FR2279127A1 - Appareil pour la projection simultanee de plusieurs images sur plusieurs surfaces differentes - Google Patents

Appareil pour la projection simultanee de plusieurs images sur plusieurs surfaces differentes

Info

Publication number
FR2279127A1
FR2279127A1 FR7425038A FR7425038A FR2279127A1 FR 2279127 A1 FR2279127 A1 FR 2279127A1 FR 7425038 A FR7425038 A FR 7425038A FR 7425038 A FR7425038 A FR 7425038A FR 2279127 A1 FR2279127 A1 FR 2279127A1
Authority
FR
France
Prior art keywords
projector
housing
appts
projectors
common axis
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.)
Granted
Application number
FR7425038A
Other languages
English (en)
Other versions
FR2279127B1 (fr
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 FR7425038A priority Critical patent/FR2279127A1/fr
Publication of FR2279127A1 publication Critical patent/FR2279127A1/fr
Application granted granted Critical
Publication of FR2279127B1 publication Critical patent/FR2279127B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/12—Projectors or projection-type viewers; Accessories therefor adapted for projection of either still pictures or motion pictures
    • 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
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Projection Apparatus (AREA)
FR7425038A 1974-07-18 1974-07-18 Appareil pour la projection simultanee de plusieurs images sur plusieurs surfaces differentes Granted FR2279127A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7425038A FR2279127A1 (fr) 1974-07-18 1974-07-18 Appareil pour la projection simultanee de plusieurs images sur plusieurs surfaces differentes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7425038A FR2279127A1 (fr) 1974-07-18 1974-07-18 Appareil pour la projection simultanee de plusieurs images sur plusieurs surfaces differentes

Publications (2)

Publication Number Publication Date
FR2279127A1 true FR2279127A1 (fr) 1976-02-13
FR2279127B1 FR2279127B1 (fr) 1976-12-24

Family

ID=9141446

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7425038A Granted FR2279127A1 (fr) 1974-07-18 1974-07-18 Appareil pour la projection simultanee de plusieurs images sur plusieurs surfaces differentes

Country Status (1)

Country Link
FR (1) FR2279127A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426278A1 (fr) * 1978-05-17 1979-12-14 Butcher Ian Dispositif sous forme de support avec ecran pour projections audio-visuelles
EP0601628A1 (fr) * 1992-12-02 1994-06-15 Koninklijke Philips Electronics N.V. Dispositif optique de projection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426278A1 (fr) * 1978-05-17 1979-12-14 Butcher Ian Dispositif sous forme de support avec ecran pour projections audio-visuelles
EP0601628A1 (fr) * 1992-12-02 1994-06-15 Koninklijke Philips Electronics N.V. Dispositif optique de projection

Also Published As

Publication number Publication date
FR2279127B1 (fr) 1976-12-24

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Legal Events

Date Code Title Description
ST Notification of lapse