DE223609C - - Google Patents
Info
- Publication number
- DE223609C DE223609C DENDAT223609D DE223609DA DE223609C DE 223609 C DE223609 C DE 223609C DE NDAT223609 D DENDAT223609 D DE NDAT223609D DE 223609D A DE223609D A DE 223609DA DE 223609 C DE223609 C DE 223609C
- Authority
- DE
- Germany
- Prior art keywords
- telephone
- metal band
- membrane
- carrying
- diaphragm
- 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
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000012528 membrane Substances 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000033458 reproduction Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/032—Details of scanning heads ; Means for illuminating the original for picture information reproduction
- H04N1/0323—Heads moving to and away from the reproducing medium, e.g. for pressure sensitive reproducing
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE223609T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE223609C true DE223609C (OSRAM) |
Family
ID=5851412
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT223609D Active DE223609C (OSRAM) | |||
| DENDAT218913D Active DE218913C (OSRAM) |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT218913D Active DE218913C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (2) | DE218913C (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2920219A (en) * | 1952-12-13 | 1960-01-05 | Allis Chalmers Mfg Co | Dynamoelectric machine with gas cooled rotor and stator conductors |
-
0
- DE DENDAT223609D patent/DE223609C/de active Active
- DE DENDAT218913D patent/DE218913C/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE218913C (OSRAM) |
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