DE245419C - - Google Patents
Info
- Publication number
- DE245419C DE245419C DENDAT245419D DE245419DA DE245419C DE 245419 C DE245419 C DE 245419C DE NDAT245419 D DENDAT245419 D DE NDAT245419D DE 245419D A DE245419D A DE 245419DA DE 245419 C DE245419 C DE 245419C
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- valve
- main
- housing
- bellows
- 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
- 239000012528 membrane Substances 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 4
- 230000001404 mediated effect Effects 0.000 claims 1
- 210000000056 organ Anatomy 0.000 claims 1
- 239000011324 bead Substances 0.000 description 3
- 241000189705 Dunedin group Species 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007789 sealing Methods 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)
- Check Valves (AREA)
- Reciprocating Pumps (AREA)
- Toys (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE245419C true DE245419C (https=) |
Family
ID=504377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT245419D Active DE245419C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE245419C (https=) |
-
0
- DE DENDAT245419D patent/DE245419C/de active Active
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