DE3102977A1 - "elektro-akustischer wandler" - Google Patents
"elektro-akustischer wandler"Info
- Publication number
- DE3102977A1 DE3102977A1 DE19813102977 DE3102977A DE3102977A1 DE 3102977 A1 DE3102977 A1 DE 3102977A1 DE 19813102977 DE19813102977 DE 19813102977 DE 3102977 A DE3102977 A DE 3102977A DE 3102977 A1 DE3102977 A1 DE 3102977A1
- Authority
- DE
- Germany
- Prior art keywords
- electro
- membrane
- acoustic transducer
- transducer according
- damping
- 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.)
- Withdrawn
Links
- 239000012528 membrane Substances 0.000 claims description 31
- 238000013016 damping Methods 0.000 claims description 14
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229920001342 Bakelite® Polymers 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000004637 bakelite Substances 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims 1
- 235000015278 beef Nutrition 0.000 claims 1
- 239000004917 carbon fiber Substances 0.000 claims 1
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 230000007812 deficiency Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 125000005626 carbonium group Chemical group 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920006248 expandable polystyrene Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- 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
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/127—Non-planar diaphragms or cones dome-shaped
-
- 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
- H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT46808/80A IT1154054B (it) | 1980-01-30 | 1980-01-30 | Trasduttore elettroacustico |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3102977A1 true DE3102977A1 (de) | 1981-11-26 |
Family
ID=11258965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19813102977 Withdrawn DE3102977A1 (de) | 1980-01-30 | 1981-01-29 | "elektro-akustischer wandler" |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE3102977A1 (enrdf_load_stackoverflow) |
| ES (1) | ES498869A0 (enrdf_load_stackoverflow) |
| FR (1) | FR2474800A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2070389A (enrdf_load_stackoverflow) |
| IT (1) | IT1154054B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5878148A (en) * | 1996-02-29 | 1999-03-02 | Alexandrov; Svetlomir | Compression driver |
| DE19618898A1 (de) * | 1996-05-10 | 1997-11-13 | Nokia Deutschland Gmbh | Lautsprecher |
| WO2014194222A1 (en) * | 2013-05-30 | 2014-12-04 | Shure Acquisition Holdings, Inc. | Stabilizer for microphone diaphragm |
-
1980
- 1980-01-30 IT IT46808/80A patent/IT1154054B/it active
-
1981
- 1981-01-28 ES ES498869A patent/ES498869A0/es active Granted
- 1981-01-29 DE DE19813102977 patent/DE3102977A1/de not_active Withdrawn
- 1981-01-30 GB GB8102900A patent/GB2070389A/en not_active Withdrawn
- 1981-01-30 FR FR8101781A patent/FR2474800A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT1154054B (it) | 1987-01-21 |
| GB2070389A (en) | 1981-09-03 |
| ES8202234A1 (es) | 1982-01-01 |
| IT8046808A1 (it) | 1981-07-30 |
| FR2474800A1 (fr) | 1981-07-31 |
| FR2474800B3 (enrdf_load_stackoverflow) | 1983-11-18 |
| IT8046808A0 (it) | 1980-01-30 |
| ES498869A0 (es) | 1982-01-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |