DE223527C - - Google Patents
Info
- Publication number
- DE223527C DE223527C DENDAT223527D DE223527DA DE223527C DE 223527 C DE223527 C DE 223527C DE NDAT223527 D DENDAT223527 D DE NDAT223527D DE 223527D A DE223527D A DE 223527DA DE 223527 C DE223527 C DE 223527C
- Authority
- DE
- Germany
- Prior art keywords
- rigid
- transmission means
- needle
- sound
- rod
- 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
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 4
- 241001422033 Thestylus Species 0.000 description 3
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/44—Styli, e.g. sapphire, diamond
- G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE223527C true DE223527C (enrdf_load_html_response) |
Family
ID=484339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT223527D Active DE223527C (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE223527C (enrdf_load_html_response) |
-
0
- DE DENDAT223527D patent/DE223527C/de active Active
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