DE230801C - - Google Patents
Info
- Publication number
- DE230801C DE230801C DENDAT230801D DE230801DA DE230801C DE 230801 C DE230801 C DE 230801C DE NDAT230801 D DENDAT230801 D DE NDAT230801D DE 230801D A DE230801D A DE 230801DA DE 230801 C DE230801 C DE 230801C
- Authority
- DE
- Germany
- Prior art keywords
- flap
- chamber
- tones
- same time
- free air
- 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
- 230000000694 effects Effects 0.000 claims description 6
- 210000000038 chest Anatomy 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 210000000056 organs Anatomy 0.000 claims description 3
- 230000002401 inhibitory effect Effects 0.000 claims description 2
- 230000003111 delayed Effects 0.000 claims 1
- 230000001105 regulatory Effects 0.000 description 2
- 241000189705 Dunedin group Species 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10F—AUTOMATIC MUSICAL INSTRUMENTS
- G10F1/00—Automatic musical instruments
- G10F1/02—Pianofortes with keyboard
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Stringed Musical Instruments (AREA)
- Air-Flow Control Members (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE230801C true DE230801C (fr) |
Family
ID=490983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT230801D Active DE230801C (fr) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE230801C (fr) |
-
0
- DE DENDAT230801D patent/DE230801C/de active Active
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