NO124568B - - Google Patents
Download PDFInfo
- Publication number
- NO124568B NO124568B NO1776/69A NO177669A NO124568B NO 124568 B NO124568 B NO 124568B NO 1776/69 A NO1776/69 A NO 1776/69A NO 177669 A NO177669 A NO 177669A NO 124568 B NO124568 B NO 124568B
- Authority
- NO
- Norway
- Prior art keywords
- mass
- holder
- converter
- sensitive element
- sound
- Prior art date
Links
- 239000000463 material Substances 0.000 description 24
- 238000010586 diagram Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002023 wood Substances 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only for microphones
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681762258 DE1762258C3 (de) | 1968-05-10 | Körperschallentkoppelter elektroakustischer Wandler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO124568B true NO124568B (cg-RX-API-DMAC10.html) | 1972-05-02 |
Family
ID=5696944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO1776/69A NO124568B (cg-RX-API-DMAC10.html) | 1968-05-10 | 1969-04-29 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3550071A (cg-RX-API-DMAC10.html) |
| JP (1) | JPS4930741B1 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2008234A1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1241131A (cg-RX-API-DMAC10.html) |
| NL (1) | NL161644C (cg-RX-API-DMAC10.html) |
| NO (1) | NO124568B (cg-RX-API-DMAC10.html) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4129850A (en) * | 1973-11-12 | 1978-12-12 | Raytheon Company | Balanced transducer |
| FR2290812A1 (fr) * | 1974-11-08 | 1976-06-04 | Thomson Csf | Transducteur electroacoustique pour immersion profonde |
| US4588867A (en) * | 1982-04-27 | 1986-05-13 | Masao Konomi | Ear microphone |
| JPS631913U (cg-RX-API-DMAC10.html) * | 1986-06-20 | 1988-01-08 | ||
| DE3739185A1 (de) * | 1987-11-19 | 1989-06-01 | Krupp Atlas Elektronik Gmbh | Wandlerelement |
| JPH029319U (cg-RX-API-DMAC10.html) * | 1988-06-29 | 1990-01-22 | ||
| US12173109B2 (en) | 2019-06-03 | 2024-12-24 | Hanwha Solutions Corporation | Preparation method of hydrogenated petroleum resin |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2961637A (en) * | 1955-06-24 | 1960-11-22 | Bendix Corp | Underwater transducer having a longitudinally vibratile element |
| US2947888A (en) * | 1956-05-11 | 1960-08-02 | Harris Transducer Corp | Transducer construction |
| US3199071A (en) * | 1961-04-20 | 1965-08-03 | Dynamics Corp America | Electroacoustic transducer construction suitable for operation in deep water |
-
1969
- 1969-04-28 NL NL6906550.A patent/NL161644C/xx not_active IP Right Cessation
- 1969-04-29 NO NO1776/69A patent/NO124568B/no unknown
- 1969-05-09 FR FR6914916A patent/FR2008234A1/fr not_active Withdrawn
- 1969-05-09 GB GB23822/69A patent/GB1241131A/en not_active Expired
- 1969-05-09 US US823417A patent/US3550071A/en not_active Expired - Lifetime
- 1969-05-10 JP JP44036098A patent/JPS4930741B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3550071A (en) | 1970-12-22 |
| FR2008234A1 (cg-RX-API-DMAC10.html) | 1970-01-16 |
| GB1241131A (en) | 1971-07-28 |
| JPS4930741B1 (cg-RX-API-DMAC10.html) | 1974-08-15 |
| NL161644C (nl) | 1980-02-15 |
| DE1762258B2 (de) | 1976-05-20 |
| NL6906550A (cg-RX-API-DMAC10.html) | 1969-11-12 |
| DE1762258A1 (de) | 1970-04-23 |
| NL161644B (nl) | 1979-09-17 |
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