DE268018C - - Google Patents
Info
- Publication number
- DE268018C DE268018C DENDAT268018D DE268018DC DE268018C DE 268018 C DE268018 C DE 268018C DE NDAT268018 D DENDAT268018 D DE NDAT268018D DE 268018D C DE268018D C DE 268018DC DE 268018 C DE268018 C DE 268018C
- Authority
- DE
- Germany
- Prior art keywords
- liquid
- electrode
- vibrations
- vein
- microphone
- 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
- 239000007788 liquid Substances 0.000 claims description 22
- 210000003462 vein Anatomy 0.000 claims description 12
- 230000002452 interceptive effect Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 241000947840 Alteromonadales Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004063 acid-resistant material Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R21/00—Variable-resistance transducers
- H04R21/02—Microphones
- H04R21/028—Microphones with a fluid as resistance material
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT455797X | 1912-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE268018C true DE268018C (env) |
Family
ID=5997684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT268018D Active DE268018C (env) | 1912-04-30 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE268018C (env) |
| FR (1) | FR455797A (env) |
-
0
- DE DENDAT268018D patent/DE268018C/de active Active
-
1913
- 1913-03-22 FR FR455797A patent/FR455797A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR455797A (fr) | 1913-08-08 |
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