DE235403C - - Google Patents
Info
- Publication number
- DE235403C DE235403C DENDAT235403D DE235403DA DE235403C DE 235403 C DE235403 C DE 235403C DE NDAT235403 D DENDAT235403 D DE NDAT235403D DE 235403D A DE235403D A DE 235403DA DE 235403 C DE235403 C DE 235403C
- Authority
- DE
- Germany
- Prior art keywords
- ratchet wheel
- movement
- pawl
- disc
- receives
- 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
- 210000003813 thumb Anatomy 0.000 claims description 5
- 230000000284 resting effect Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 1
- 230000001105 regulatory effect Effects 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
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
- G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
- G03B23/10—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier
- G03B23/105—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier disc carriers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE235403C true DE235403C (https=) |
Family
ID=495179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT235403D Active DE235403C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE235403C (https=) |
-
0
- DE DENDAT235403D patent/DE235403C/de active Active
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