GB2232780B - Opaque projector - Google Patents
Opaque projectorInfo
- Publication number
- GB2232780B GB2232780B GB9008087A GB9008087A GB2232780B GB 2232780 B GB2232780 B GB 2232780B GB 9008087 A GB9008087 A GB 9008087A GB 9008087 A GB9008087 A GB 9008087A GB 2232780 B GB2232780 B GB 2232780B
- Authority
- GB
- United Kingdom
- Prior art keywords
- opaque projector
- projector
- opaque
- 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 - Fee Related
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
- G03B21/06—Projectors or projection-type viewers; Accessories therefor affording only episcopic projection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7013889U JPH0311237U (en) | 1989-06-15 | 1989-06-15 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9008087D0 GB9008087D0 (en) | 1990-06-06 |
GB2232780A GB2232780A (en) | 1990-12-19 |
GB2232780B true GB2232780B (en) | 1993-08-04 |
Family
ID=13422911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9008087A Expired - Fee Related GB2232780B (en) | 1989-06-15 | 1990-04-10 | Opaque projector |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH0311237U (en) |
CA (1) | CA2014370C (en) |
DE (1) | DE4013426A1 (en) |
FR (1) | FR2648577A1 (en) |
GB (1) | GB2232780B (en) |
HK (1) | HK1000427A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SG114471A1 (en) * | 2000-09-08 | 2005-09-28 | Vista Technology Co Ltd | Projector with image source from objects |
JP2002214708A (en) * | 2001-01-12 | 2002-07-31 | Sony Corp | Projector |
DE102010022735B4 (en) | 2010-06-04 | 2022-07-07 | Volkswagen Ag | Method for projecting a graphic onto a projection surface, in particular onto a surface of a motor vehicle and method for manufacturing a motor vehicle |
RU2552012C1 (en) * | 2014-01-10 | 2015-06-10 | Николай Борисович Болотин | Hydrogen gas-turbine engine |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB542211A (en) * | 1938-03-15 | 1941-12-31 | Anciens Ets Barbier | Improvements in or relating to optical projection apparatus |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1797080A1 (en) * | 1968-08-13 | 1972-01-20 | Enna Werk Optik Apelt | Episcope |
US4002408A (en) * | 1971-10-14 | 1977-01-11 | Gakken Co. Ltd. | System and device for overhead projection |
DE3136970C2 (en) * | 1981-09-17 | 1984-09-13 | Fa. Ed. Liesegang, 4000 Düsseldorf | Device for adjusting the lens position in relation to the original plane on the device head of a projector |
JPS59165042A (en) * | 1983-03-11 | 1984-09-18 | Fuji Xerox Co Ltd | Projector for deskwork |
DE3316246A1 (en) * | 1983-05-04 | 1984-11-22 | Hartmut Dr. 2352 Bordesholm Wiedling | Focus-correcting device for inclined projection in overhead projectors |
-
1989
- 1989-06-15 JP JP7013889U patent/JPH0311237U/ja active Pending
-
1990
- 1990-04-10 GB GB9008087A patent/GB2232780B/en not_active Expired - Fee Related
- 1990-04-12 CA CA 2014370 patent/CA2014370C/en not_active Expired - Fee Related
- 1990-04-26 DE DE19904013426 patent/DE4013426A1/en active Granted
- 1990-04-30 FR FR9005486A patent/FR2648577A1/en active Pending
-
1997
- 1997-10-28 HK HK97102041A patent/HK1000427A1/en not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB542211A (en) * | 1938-03-15 | 1941-12-31 | Anciens Ets Barbier | Improvements in or relating to optical projection apparatus |
Also Published As
Publication number | Publication date |
---|---|
GB9008087D0 (en) | 1990-06-06 |
CA2014370C (en) | 1993-11-02 |
CA2014370A1 (en) | 1990-12-15 |
GB2232780A (en) | 1990-12-19 |
DE4013426A1 (en) | 1990-12-20 |
DE4013426C2 (en) | 1993-07-08 |
JPH0311237U (en) | 1991-02-04 |
FR2648577A1 (en) | 1990-12-21 |
HK1000427A1 (en) | 1998-03-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0443586A3 (en) | Projector | |
HUT63756A (en) | Bend-adjusting mechanism | |
EP0330239A3 (en) | Photosensitive composition | |
EP0381111A3 (en) | Electroactive-passivation film | |
AU111543S (en) | Can | |
EP0434649A3 (en) | Light | |
EP0410085A3 (en) | Lift-driving mechanism | |
GB2236778B (en) | Keystone set | |
HK178295A (en) | Image projection arrangement | |
ZA914087B (en) | Translucent thixotropic hygel | |
EP0422620A3 (en) | Screen for projection | |
GB9015565D0 (en) | Projection devices | |
GB2235005B (en) | Screen | |
EP0407913A3 (en) | Light | |
GB2225446B (en) | Opaque projector | |
GB9012473D0 (en) | Shutter mechanism | |
GB2232780B (en) | Opaque projector | |
ZA905681B (en) | Certain glyoxyl-cyclohexendiones | |
GB2217607B (en) | Lens | |
EP0414122A3 (en) | City call-receiver | |
EP0431718A3 (en) | Slide projector | |
AU106754S (en) | Slide projector | |
GB9027604D0 (en) | Microswitches | |
PL270466A2 (en) | Projector | |
GB8904584D0 (en) | Image projection |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20030410 |