FR1145474A - pneumatic frame screen - Google Patents

pneumatic frame screen

Info

Publication number
FR1145474A
FR1145474A FR1145474DA FR1145474A FR 1145474 A FR1145474 A FR 1145474A FR 1145474D A FR1145474D A FR 1145474DA FR 1145474 A FR1145474 A FR 1145474A
Authority
FR
France
Prior art keywords
frame screen
pneumatic frame
pneumatic
screen
frame
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
Other languages
French (fr)
Inventor
Gaetan-Edouard Jayle
Hoste Gerard Thomas-D
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
Application granted granted Critical
Publication of FR1145474A publication Critical patent/FR1145474A/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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
    • G03B21/585—Inflatable screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1145474D 1956-02-16 1956-02-16 pneumatic frame screen Expired FR1145474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1145474T 1956-02-16

Publications (1)

Publication Number Publication Date
FR1145474A true FR1145474A (en) 1957-10-25

Family

ID=9644780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1145474D Expired FR1145474A (en) 1956-02-16 1956-02-16 pneumatic frame screen

Country Status (1)

Country Link
FR (1) FR1145474A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3054328A (en) * 1958-12-23 1962-09-18 George Gordon Inflatable curved mirror
US3229579A (en) * 1961-12-27 1966-01-18 Aerojet General Co Solar energy collector
US4323301A (en) * 1980-05-14 1982-04-06 Donald Spector Collapsible rear/front projection screen assembly
US4741609A (en) * 1986-12-12 1988-05-03 Sallis Daniel V Stretched membrane heliostat with integral bladder
FR2646934A1 (en) * 1989-05-09 1990-11-16 Dorleans Edmee Inflatable projection screen

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3054328A (en) * 1958-12-23 1962-09-18 George Gordon Inflatable curved mirror
US3229579A (en) * 1961-12-27 1966-01-18 Aerojet General Co Solar energy collector
US4323301A (en) * 1980-05-14 1982-04-06 Donald Spector Collapsible rear/front projection screen assembly
US4741609A (en) * 1986-12-12 1988-05-03 Sallis Daniel V Stretched membrane heliostat with integral bladder
FR2646934A1 (en) * 1989-05-09 1990-11-16 Dorleans Edmee Inflatable projection screen

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