CH323473A - Vorrichtung mit schwingenden Zungen - Google Patents
Vorrichtung mit schwingenden ZungenInfo
- Publication number
- CH323473A CH323473A CH323473DA CH323473A CH 323473 A CH323473 A CH 323473A CH 323473D A CH323473D A CH 323473DA CH 323473 A CH323473 A CH 323473A
- Authority
- CH
- Switzerland
- Prior art keywords
- pawl
- tongues
- membrane
- tongue
- push button
- Prior art date
Links
- 210000002105 tongue Anatomy 0.000 title claims description 41
- 239000012528 membrane Substances 0.000 claims description 16
- 239000002775 capsule Substances 0.000 claims description 11
- 230000001419 dependent effect Effects 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH323473T | 1954-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH323473A true CH323473A (de) | 1957-07-31 |
Family
ID=4499178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH323473D CH323473A (de) | 1954-08-24 | 1954-08-24 | Vorrichtung mit schwingenden Zungen |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE530248A (en:Method) |
| CH (1) | CH323473A (en:Method) |
| NL (2) | NL80046C (en:Method) |
-
0
- NL NL90453D patent/NL90453C/xx active
- NL NL80046D patent/NL80046C/xx active
- BE BE530248D patent/BE530248A/xx unknown
-
1954
- 1954-08-24 CH CH323473D patent/CH323473A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE530248A (en:Method) | |
| NL90453C (en:Method) | |
| NL80046C (en:Method) |
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