DE289230C - - Google Patents
Info
- Publication number
- DE289230C DE289230C DENDAT289230D DE289230DA DE289230C DE 289230 C DE289230 C DE 289230C DE NDAT289230 D DENDAT289230 D DE NDAT289230D DE 289230D A DE289230D A DE 289230DA DE 289230 C DE289230 C DE 289230C
- Authority
- DE
- Germany
- Prior art keywords
- roller
- blind
- slot
- towards
- elevator
- 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.)
- Active
Links
- 230000002401 inhibitory effect Effects 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
- G03B9/28—Roller blind or flexible plate
- G03B9/32—Double blind
- G03B9/34—Double blind with adjustable slot; with mechanism controlling relative movement of blinds to form slot
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Outer Garments And Coats (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE289230C true DE289230C (enrdf_load_html_response) |
Family
ID=544277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT289230D Active DE289230C (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE289230C (enrdf_load_html_response) |
-
0
- DE DENDAT289230D patent/DE289230C/de active Active
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