FR1517793A - Fixed-view projection device with adjustable reflective glass and large screen - Google Patents

Fixed-view projection device with adjustable reflective glass and large screen

Info

Publication number
FR1517793A
FR1517793A FR42009585A FR42009585A FR1517793A FR 1517793 A FR1517793 A FR 1517793A FR 42009585 A FR42009585 A FR 42009585A FR 42009585 A FR42009585 A FR 42009585A FR 1517793 A FR1517793 A FR 1517793A
Authority
FR
France
Prior art keywords
fixed
projection device
large screen
reflective glass
view projection
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
FR42009585A
Other languages
French (fr)
Inventor
Gabriel Locati
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 filed Critical
Priority to FR42009585A priority Critical patent/FR1517793A/en
Priority to FR42009833A priority patent/FR93272E/en
Application granted granted Critical
Publication of FR1517793A publication Critical patent/FR1517793A/en
Expired 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
    • G03B21/14—Details
    • G03B21/30—Details adapted to collapse or fold, e.g. for portability
    • 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
    • G03B21/10—Projectors with built-in or built-on screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR42009585A 1966-11-18 1966-11-18 Fixed-view projection device with adjustable reflective glass and large screen Expired FR1517793A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR42009585A FR1517793A (en) 1966-11-18 1966-11-18 Fixed-view projection device with adjustable reflective glass and large screen
FR42009833A FR93272E (en) 1966-11-18 1967-09-26 Projection device, with fixed views, with adjustable reflective glass and large screen.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR42009585A FR1517793A (en) 1966-11-18 1966-11-18 Fixed-view projection device with adjustable reflective glass and large screen

Publications (1)

Publication Number Publication Date
FR1517793A true FR1517793A (en) 1968-03-22

Family

ID=1587727

Family Applications (2)

Application Number Title Priority Date Filing Date
FR42009585A Expired FR1517793A (en) 1966-11-18 1966-11-18 Fixed-view projection device with adjustable reflective glass and large screen
FR42009833A Expired FR93272E (en) 1966-11-18 1967-09-26 Projection device, with fixed views, with adjustable reflective glass and large screen.

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR42009833A Expired FR93272E (en) 1966-11-18 1967-09-26 Projection device, with fixed views, with adjustable reflective glass and large screen.

Country Status (1)

Country Link
FR (2) FR1517793A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2597624A1 (en) * 1986-04-18 1987-10-23 Grattarola Patrick Overhead projector screens and apparatus equipped with a screen according to the invention

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3841745A (en) * 1971-11-01 1974-10-15 M Kaye Portable microfilm viewer
US3791728A (en) * 1971-11-01 1974-02-12 M Radlauer Portable microfilm viewer
FR2421405A1 (en) * 1978-03-28 1979-10-26 Simon Jean Paul Slide projector cabinet with an integral screen - opt. involving transparent and opaque plastics components
DE8221237U1 (en) * 1982-07-26 1983-03-17 Dieckhoff, Rolf, 7050 Waiblingen DEVICE FOR SHOWING IMAGE SEQUENCES ON A DEVICE'S OWN SCREEN
DE3338219A1 (en) * 1983-10-21 1985-05-09 Carl Braun Camera-Werk GmbH, 8500 Nürnberg PROJECTION DEVICE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2597624A1 (en) * 1986-04-18 1987-10-23 Grattarola Patrick Overhead projector screens and apparatus equipped with a screen according to the invention

Also Published As

Publication number Publication date
FR93272E (en) 1969-03-07

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