DK65379A - Anlaeg til maaling af akustisk isolering - Google Patents
Anlaeg til maaling af akustisk isoleringInfo
- Publication number
- DK65379A DK65379A DK65379A DK65379A DK65379A DK 65379 A DK65379 A DK 65379A DK 65379 A DK65379 A DK 65379A DK 65379 A DK65379 A DK 65379A DK 65379 A DK65379 A DK 65379A
- Authority
- DK
- Denmark
- Prior art keywords
- measurement system
- acoustic insulation
- insulation measurement
- acoustic
- measurement
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
- G01H3/10—Amplitude; Power
- G01H3/12—Amplitude; Power by electric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7805372 | 1978-02-24 | ||
FR7805372A FR2418461A1 (fr) | 1978-02-24 | 1978-02-24 | Appareil de mesure d'isolement acoustique |
Publications (3)
Publication Number | Publication Date |
---|---|
DK65379A true DK65379A (da) | 1979-08-25 |
DK151647B DK151647B (da) | 1987-12-21 |
DK151647C DK151647C (da) | 1988-06-13 |
Family
ID=9205025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK065379A DK151647C (da) | 1978-02-24 | 1979-02-15 | Anlaeg til direkte maaling af lydtransmissionsniveauet for et emne eller et system |
Country Status (8)
Country | Link |
---|---|
US (1) | US4204432A (da) |
JP (1) | JPS5852174B2 (da) |
BE (1) | BE874369A (da) |
CA (1) | CA1116740A (da) |
DE (1) | DE2906443C2 (da) |
DK (1) | DK151647C (da) |
FR (1) | FR2418461A1 (da) |
GB (1) | GB2016693B (da) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4662221A (en) * | 1983-09-21 | 1987-05-05 | Unisul, Inc. | Method and apparatus for measuring material |
DE3334260A1 (de) * | 1983-09-22 | 1985-04-11 | Werner Dipl Ing Widmeier | Schallmessgeraet |
US4644794A (en) * | 1985-07-03 | 1987-02-24 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Acoustic guide for noise-transmission testing of aircraft |
ES2015870B3 (es) * | 1985-12-12 | 1990-09-16 | Bayerische Motoren Werke Ag | Procedimiento para averiguar los estados de funcionamiento de un vehiculo |
DE3642590A1 (de) * | 1985-12-12 | 1987-06-25 | Bayerische Motoren Werke Ag | Verfahren zum ermitteln von betriebszustaenden eines kraftfahrzeugs |
CN105973984B (zh) * | 2016-06-08 | 2018-07-13 | 镇江市建科工程质量检测中心有限公司 | 建筑隔声性能检测*** |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1712515A (en) * | 1926-12-10 | 1929-05-14 | Burgess Lab Inc C F | Acoustimeter |
FR2274032A1 (fr) * | 1974-06-05 | 1976-01-02 | Radio Diffusion Tv Francaise | Perfectionnements aux comparaphones |
DE2519151A1 (de) * | 1975-04-30 | 1976-11-11 | Losenhausen Maschinenbau Ag | Verfahren zur messung der laermemission von maschinen |
-
1978
- 1978-02-24 FR FR7805372A patent/FR2418461A1/fr active Granted
-
1979
- 1979-02-15 DK DK065379A patent/DK151647C/da not_active IP Right Cessation
- 1979-02-20 DE DE2906443A patent/DE2906443C2/de not_active Expired
- 1979-02-21 US US06/013,444 patent/US4204432A/en not_active Expired - Lifetime
- 1979-02-22 BE BE193633A patent/BE874369A/xx not_active IP Right Cessation
- 1979-02-23 CA CA000322227A patent/CA1116740A/en not_active Expired
- 1979-02-24 JP JP54020241A patent/JPS5852174B2/ja not_active Expired
- 1979-02-26 GB GB7906741A patent/GB2016693B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE874369A (fr) | 1979-06-18 |
DE2906443C2 (de) | 1983-10-20 |
GB2016693B (en) | 1982-07-14 |
US4204432A (en) | 1980-05-27 |
DK151647C (da) | 1988-06-13 |
FR2418461A1 (fr) | 1979-09-21 |
FR2418461B1 (da) | 1980-10-10 |
CA1116740A (en) | 1982-01-19 |
DE2906443A1 (de) | 1979-09-27 |
DK151647B (da) | 1987-12-21 |
JPS5852174B2 (ja) | 1983-11-21 |
GB2016693A (en) | 1979-09-26 |
JPS54123982A (en) | 1979-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |