CA1156078A - Segmented projection screen construction - Google Patents
Segmented projection screen constructionInfo
- Publication number
- CA1156078A CA1156078A CA000362947A CA362947A CA1156078A CA 1156078 A CA1156078 A CA 1156078A CA 000362947 A CA000362947 A CA 000362947A CA 362947 A CA362947 A CA 362947A CA 1156078 A CA1156078 A CA 1156078A
- Authority
- CA
- Canada
- Prior art keywords
- segment
- segment structure
- porous material
- extraction
- synthetic porous
- 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
Links
- 238000010276 construction Methods 0.000 title description 5
- 239000000463 material Substances 0.000 claims description 15
- 239000011148 porous material Substances 0.000 claims description 15
- 230000000007 visual effect Effects 0.000 claims description 15
- 238000000605 extraction Methods 0.000 claims description 10
- 230000001747 exhibiting effect Effects 0.000 claims description 8
- 229920005830 Polyurethane Foam Polymers 0.000 abstract 1
- 239000011496 polyurethane foam Substances 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 description 12
- 239000004814 polyurethane Substances 0.000 description 12
- 239000006260 foam Substances 0.000 description 11
- 239000004616 structural foam Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 238000010107 reaction injection moulding Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 241000905957 Channa melasoma Species 0.000 description 2
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 2
- 238000005323 electroforming Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 239000012948 isocyanate Substances 0.000 description 2
- 150000002513 isocyanates Chemical class 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920005862 polyol Polymers 0.000 description 2
- 150000003077 polyols Chemical class 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 101150028349 COLQ gene Proteins 0.000 description 1
- 101100397780 Caenorhabditis elegans kin-19 gene Proteins 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 1
- 206010015137 Eructation Diseases 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 101100242890 Quaranfil virus (isolate QrfV/Tick/Afghanistan/EG_T_377/1968) PA gene Proteins 0.000 description 1
- 101150027881 Segment-3 gene Proteins 0.000 description 1
- 101100242891 Thogoto virus (isolate SiAr 126) Segment 3 gene Proteins 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- -1 for example Substances 0.000 description 1
- BTCSSZJGUNDROE-UHFFFAOYSA-N gamma-aminobutyric acid Chemical compound NCCCC(O)=O BTCSSZJGUNDROE-UHFFFAOYSA-N 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920006380 polyphenylene oxide Polymers 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
- G09B9/02—Simulators for teaching or training purposes for teaching control of vehicles or other craft
- G09B9/08—Simulators for teaching or training purposes for teaching control of vehicles or other craft for teaching control of aircraft, e.g. Link trainer
- G09B9/30—Simulation of view from aircraft
- G09B9/32—Simulation of view from aircraft by projected image
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/10—Mirrors with curved faces
-
- 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)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8697579A | 1979-10-22 | 1979-10-22 | |
| US86,975 | 1979-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1156078A true CA1156078A (en) | 1983-11-01 |
Family
ID=22202078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000362947A Expired CA1156078A (en) | 1979-10-22 | 1980-10-22 | Segmented projection screen construction |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0045305A4 (enrdf_load_html_response) |
| JP (1) | JPS56501386A (enrdf_load_html_response) |
| CA (1) | CA1156078A (enrdf_load_html_response) |
| WO (1) | WO1981001214A1 (enrdf_load_html_response) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02109302U (enrdf_load_html_response) * | 1989-02-20 | 1990-08-31 | ||
| DE3934546A1 (de) * | 1989-10-17 | 1991-04-18 | Zeiss Carl Fa | Verfahren zum verbinden von segmenten eines koerpers, vorrichtungen zur durchfuehrung des verfahrens sowie ein mittels des verfahrens hergestellter spiegel |
| FR2661766B1 (fr) * | 1990-05-02 | 1992-07-03 | Thomson Csf | Augmentation du champ vertical d'un systeme de projection collimatee a grand champ horizontal pour simulateur de vol. |
| US5541769A (en) * | 1994-11-18 | 1996-07-30 | Hughes Training, Inc. | Uniform-brightness, high-gain display structures and methods |
| JP2958558B2 (ja) * | 1996-02-06 | 1999-10-06 | 株式会社有沢製作所 | 大画面形成用スクリーン |
| US7180663B2 (en) * | 2002-06-19 | 2007-02-20 | Robert Bruce Collender | 3D motion picture theatre |
| GB2490527A (en) * | 2011-05-04 | 2012-11-07 | Thales Holdings Uk Plc | Mirror and mirror shell moulding method |
| JP6240908B2 (ja) * | 2013-03-29 | 2017-12-06 | 株式会社コナミデジタルエンタテインメント | ゲーム機 |
| DE102014113966A1 (de) * | 2014-09-26 | 2016-03-31 | Carl Zeiss Jena Gmbh | Verfahren zum Herstellen eines Optikelementes |
| KR20180048646A (ko) | 2015-09-03 | 2018-05-10 | 아사히 가라스 가부시키가이샤 | 투명 스크린, 투명 스크린 조립체, 투명 스크린의 제조 방법 및 투명 스크린 조립체의 제조 방법 |
| JP6914670B2 (ja) * | 2017-02-24 | 2021-08-04 | 日本無線株式会社 | シミュレータドーム |
| JP7049078B2 (ja) * | 2017-07-19 | 2022-04-06 | 日本無線株式会社 | シミュレータドーム及びスクリーン把持治具 |
| US12379532B2 (en) | 2021-05-07 | 2025-08-05 | Flightsafety International Inc. | Lightweight rigid mirror and a method of producing a lightweight rigid mirror |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1248456A (en) * | 1916-09-06 | 1917-12-04 | Paul L Clark | Projection-machine illumination. |
| US3030259A (en) * | 1956-03-01 | 1962-04-17 | Long Francis Vinton | Method of fabricating precision formed plastic products |
| US3372396A (en) * | 1964-10-16 | 1968-03-05 | Whittaker Corp | Cantilevered petal-beam parabolic antenna reflector |
| US3377595A (en) * | 1964-10-16 | 1968-04-09 | Whittaker Corp | Demountable and portable antenna constructions |
| US3346221A (en) * | 1965-02-04 | 1967-10-10 | Sanders Associates Inc | Critically damped vibration system |
| US3607584A (en) * | 1968-03-04 | 1971-09-21 | Goodyear Aerospace Corp | Laminated lightweight refelctor structures |
| US3916418A (en) * | 1972-06-22 | 1975-10-28 | Itt | Fiber-reinforced molded reflector with metallic reflecting layer |
| US3904289A (en) * | 1975-01-10 | 1975-09-09 | Us Navy | Flight simulator visual display system |
| US4040717A (en) * | 1975-11-26 | 1977-08-09 | Cinque Alphonse P | Projection screen for optical images |
| JPS53138385A (en) * | 1977-05-09 | 1978-12-02 | Nohmi Bosai Kogyo Co Ltd | Optical smoke detector |
-
1980
- 1980-10-09 JP JP50006180A patent/JPS56501386A/ja active Pending
- 1980-10-09 WO PCT/US1980/001335 patent/WO1981001214A1/en not_active Application Discontinuation
- 1980-10-09 EP EP19800902314 patent/EP0045305A4/en not_active Withdrawn
- 1980-10-22 CA CA000362947A patent/CA1156078A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| WO1981001214A1 (en) | 1981-04-30 |
| EP0045305A1 (en) | 1982-02-10 |
| EP0045305A4 (en) | 1983-10-06 |
| JPS56501386A (enrdf_load_html_response) | 1981-09-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |