ES189243Y - Marco para pantalla de imagen. - Google Patents

Marco para pantalla de imagen.

Info

Publication number
ES189243Y
ES189243Y ES1974189243U ES189243U ES189243Y ES 189243 Y ES189243 Y ES 189243Y ES 1974189243 U ES1974189243 U ES 1974189243U ES 189243 U ES189243 U ES 189243U ES 189243 Y ES189243 Y ES 189243Y
Authority
ES
Spain
Prior art keywords
frame
image screen
screen
image
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
ES1974189243U
Other languages
English (en)
Other versions
ES189243U (es
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.)
PASONI
Original Assignee
PASONI
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 PASONI filed Critical PASONI
Publication of ES189243U publication Critical patent/ES189243U/es
Application granted granted Critical
Publication of ES189243Y publication Critical patent/ES189243Y/es
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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Filaments (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
ES1974189243U 1972-11-03 1973-03-02 Marco para pantalla de imagen. Expired ES189243Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT31279/72A IT970204B (it) 1972-11-03 1972-11-03 Cornice pneumatica per schermo per proiezione di pellicole cinematografiche e diapositive

Publications (2)

Publication Number Publication Date
ES189243U ES189243U (es) 1974-03-01
ES189243Y true ES189243Y (es) 1974-10-01

Family

ID=11233393

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1974189243U Expired ES189243Y (es) 1972-11-03 1973-03-02 Marco para pantalla de imagen.

Country Status (3)

Country Link
DE (1) DE2307880A1 (es)
ES (1) ES189243Y (es)
IT (1) IT970204B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4323301A (en) * 1980-05-14 1982-04-06 Donald Spector Collapsible rear/front projection screen assembly
US4339175A (en) * 1980-07-18 1982-07-13 Asthausbolagen Hb Astero & Stockhaus Projection screen
WO2011050489A1 (zh) * 2009-10-26 2011-05-05 长绩科技股份有限公司 投影幕
US11305209B2 (en) * 2019-03-07 2022-04-19 Universal City Studios Llc Actuatable surface techniques

Also Published As

Publication number Publication date
DE2307880A1 (de) 1974-05-09
ES189243U (es) 1974-03-01
IT970204B (it) 1974-04-10

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