FI982177A - Cardboard box drive device - Google Patents
Cardboard box drive device Download PDFInfo
- Publication number
- FI982177A FI982177A FI982177A FI982177A FI982177A FI 982177 A FI982177 A FI 982177A FI 982177 A FI982177 A FI 982177A FI 982177 A FI982177 A FI 982177A FI 982177 A FI982177 A FI 982177A
- Authority
- FI
- Finland
- Prior art keywords
- drive device
- cardboard box
- box drive
- cardboard
- drive
- Prior art date
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Replacement Of Web Rolls (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI982177A FI982177A (en) | 1998-10-07 | 1998-10-07 | Cardboard box drive device |
PCT/FI1999/000831 WO2000020924A1 (en) | 1998-10-07 | 1999-10-06 | Driving mechanism for a backdrop |
EP99947508A EP1125164A1 (en) | 1998-10-07 | 1999-10-06 | Driving mechanism for a backdrop |
JP2000574986A JP2002526231A (en) | 1998-10-07 | 1999-10-06 | Back curtain drive mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI982177A FI982177A (en) | 1998-10-07 | 1998-10-07 | Cardboard box drive device |
Publications (2)
Publication Number | Publication Date |
---|---|
FI982177A0 FI982177A0 (en) | 1998-10-07 |
FI982177A true FI982177A (en) | 2000-04-08 |
Family
ID=8552662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI982177A FI982177A (en) | 1998-10-07 | 1998-10-07 | Cardboard box drive device |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1125164A1 (en) |
JP (1) | JP2002526231A (en) |
FI (1) | FI982177A (en) |
WO (1) | WO2000020924A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105676585A (en) * | 2016-04-14 | 2016-06-15 | 潘爱松 | Dual-elevating electric curtain |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE196452C (en) * | ||||
GB2050641B (en) * | 1979-06-14 | 1983-01-26 | Harkness Screens Ltd | Raising and lowering flexible sheets eg roller blinds projection screens |
DE3528668A1 (en) * | 1985-08-09 | 1987-02-12 | Erich Heile | Variable background for photographic close-ups |
DE3619842A1 (en) * | 1986-06-12 | 1987-12-17 | Gabor Jakab | Mobile stand for mounting linen screens serving as the backdrop for photographs |
US5389993A (en) * | 1992-05-21 | 1995-02-14 | Lifetouch Portrait Studios Inc. | Automated photographic backdrop apparatus |
DE19713741A1 (en) * | 1997-04-03 | 1998-10-08 | Albert Bogensperger | Photograph backdrop |
-
1998
- 1998-10-07 FI FI982177A patent/FI982177A/en unknown
-
1999
- 1999-10-06 WO PCT/FI1999/000831 patent/WO2000020924A1/en not_active Application Discontinuation
- 1999-10-06 EP EP99947508A patent/EP1125164A1/en not_active Withdrawn
- 1999-10-06 JP JP2000574986A patent/JP2002526231A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FI982177A0 (en) | 1998-10-07 |
EP1125164A1 (en) | 2001-08-22 |
JP2002526231A (en) | 2002-08-20 |
WO2000020924A1 (en) | 2000-04-13 |
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