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PT9166T - Ecran de projeccao de grande ganho luminoso - Google Patents

Ecran de projeccao de grande ganho luminoso

Info

Publication number
PT9166T
PT9166T PT916695U PT916695U PT9166T PT 9166 T PT9166 T PT 9166T PT 916695 U PT916695 U PT 916695U PT 916695 U PT916695 U PT 916695U PT 9166 T PT9166 T PT 9166T
Authority
PT
Portugal
Prior art keywords
projection screen
light wind
great light
wind projection
great
Prior art date
Application number
PT916695U
Other languages
English (en)
Inventor
Joaquim Antonio Abran Candeias
Original Assignee
Joaquim Antonio Abrantes Cande
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 Joaquim Antonio Abrantes Cande filed Critical Joaquim Antonio Abrantes Cande
Priority to PT916695U priority Critical patent/PT9166T/pt
Priority to EP96911128A priority patent/EP0769163A1/en
Priority to PCT/PT1996/000002 priority patent/WO1996035141A1/en
Priority to CA 2194410 priority patent/CA2194410A1/en
Priority to JP8533214A priority patent/JPH10503034A/ja
Priority to AU54105/96A priority patent/AU5410596A/en
Publication of PT9166T publication Critical patent/PT9166T/pt

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
    • G03B21/60—Projection screens characterised by the nature of the surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Transforming Electric Information Into Light Information (AREA)
PT916695U 1995-05-04 1995-05-04 Ecran de projeccao de grande ganho luminoso PT9166T (pt)

Priority Applications (6)

Application Number Priority Date Filing Date Title
PT916695U PT9166T (pt) 1995-05-04 1995-05-04 Ecran de projeccao de grande ganho luminoso
EP96911128A EP0769163A1 (en) 1995-05-04 1996-05-03 Projection screen of great light gain
PCT/PT1996/000002 WO1996035141A1 (en) 1995-05-04 1996-05-03 Projection screen of great light gain
CA 2194410 CA2194410A1 (en) 1995-05-04 1996-05-03 Projection screen of great light gain
JP8533214A JPH10503034A (ja) 1995-05-04 1996-05-03 大きな光ゲインの映写スクリーン
AU54105/96A AU5410596A (en) 1995-05-04 1996-05-03 Projection screen of great light gain

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT916695U PT9166T (pt) 1995-05-04 1995-05-04 Ecran de projeccao de grande ganho luminoso

Publications (1)

Publication Number Publication Date
PT9166T true PT9166T (pt) 1996-12-31

Family

ID=20081164

Family Applications (1)

Application Number Title Priority Date Filing Date
PT916695U PT9166T (pt) 1995-05-04 1995-05-04 Ecran de projeccao de grande ganho luminoso

Country Status (6)

Country Link
EP (1) EP0769163A1 (pt)
JP (1) JPH10503034A (pt)
AU (1) AU5410596A (pt)
CA (1) CA2194410A1 (pt)
PT (1) PT9166T (pt)
WO (1) WO1996035141A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10135342C1 (de) * 2001-07-20 2002-10-31 Schneider Laser Technologies Projektionsanordnung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089587A (en) * 1974-11-29 1978-05-16 Schudel Conrad R Projection screen surface and method of forming said surface

Also Published As

Publication number Publication date
EP0769163A1 (en) 1997-04-23
CA2194410A1 (en) 1996-11-07
WO1996035141A1 (en) 1996-11-07
JPH10503034A (ja) 1998-03-17
AU5410596A (en) 1996-11-21

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Legal Events

Date Code Title Description
BB1K Laying open of utility model application

Effective date: 19950922

BB1K Laying open of utility model application

Effective date: 20030731

FC3K Refusal (utility model)

Effective date: 20040624