FI823866A0 - TVAONGSSTYRD LJUDALSTRARE - Google Patents
TVAONGSSTYRD LJUDALSTRAREInfo
- Publication number
- FI823866A0 FI823866A0 FI823866A FI823866A FI823866A0 FI 823866 A0 FI823866 A0 FI 823866A0 FI 823866 A FI823866 A FI 823866A FI 823866 A FI823866 A FI 823866A FI 823866 A0 FI823866 A0 FI 823866A0
- Authority
- FI
- Finland
- Prior art keywords
- tvaongsstyrd
- ljudalstrare
- tvaongsstyrd ljudalstrare
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K7/00—Sirens
- G10K7/02—Sirens in which the sound-producing member is rotated manually or by a motor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Exhaust Silencers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Toys (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Percussion Or Vibration Massage (AREA)
- Stringed Musical Instruments (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8007150A SE425597B (en) | 1980-10-13 | 1980-10-13 | FORCED CONTROL SOUND STRUCTORS FOR THE INFRALUE AREA |
SE8007150 | 1980-10-13 | ||
SE8100296 | 1981-10-13 | ||
PCT/SE1981/000296 WO1982001328A1 (en) | 1980-10-13 | 1981-10-13 | Positively controlled sound generator |
Publications (4)
Publication Number | Publication Date |
---|---|
FI823866L FI823866L (en) | 1982-11-11 |
FI823866A0 true FI823866A0 (en) | 1982-11-11 |
FI71622B FI71622B (en) | 1986-10-10 |
FI71622C FI71622C (en) | 1987-01-19 |
Family
ID=20341967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI823866A FI71622C (en) | 1980-10-13 | 1982-11-11 | Forced controlled audio generators. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0069741B1 (en) |
DK (1) | DK152412C (en) |
FI (1) | FI71622C (en) |
NO (1) | NO152589C (en) |
SE (1) | SE425597B (en) |
WO (1) | WO1982001328A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE451115B (en) * | 1985-01-16 | 1987-09-07 | Ulveco Kockum Sonic Ab | INSTALLATION FOR SOOTHING OF BOILERS OR SIMILAR, INCLUDING A MULTIPLE LOW-FREQUENT SOUND ALREADY DEVICES |
SE457822B (en) * | 1986-11-28 | 1989-01-30 | Svenska Rotor Maskiner Ab | PROCEDURES FOR AUTHORIZATION OF SELECTIVELY CONTROLLED PRESSURE PULSES IN A GAS MASS AND DEVICE FOR IMPLEMENTATION OF THE PROCEDURE |
WO1989011042A1 (en) * | 1988-05-05 | 1989-11-16 | Birger Pettersson | A method for producing pressure pulses in a mass of gas and a device for performing the method |
SE462374B (en) * | 1988-06-29 | 1990-06-18 | Infrasonik Ab | CONTROL-CONTROLLED MOTOR DRIVE LOW FREQUENCY SOUND GENERATOR |
FI972252A (en) * | 1997-05-28 | 1998-11-29 | Ulf Krogars | Procedure and facility for acoustic cleaning |
FI108810B (en) * | 2000-07-06 | 2002-03-28 | Nirania Ky | Plant and method for streamlining combustion and heat transfer |
SE2130031A1 (en) * | 2021-02-02 | 2022-08-03 | Mats Anders Olsson | A revolving valve for feeding air pulses to a resonance tube for generating low-frequency sound and a method for feeding these pulses at the resonance frequency of the resonance tube |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE245518C (en) * | ||||
US1323826A (en) * | 1919-12-02 | Fed Sign System | Siren. | |
DE395023C (en) * | 1922-12-10 | 1924-05-14 | Max Maag | Sound generator according to patent 367934 for the generation of tones of unchangeable pitch |
US2407175A (en) * | 1939-05-02 | 1946-09-03 | Orlich Peter | Echo sounding device |
US2634701A (en) * | 1948-07-30 | 1953-04-14 | Russell A Gougeon | Siren |
DE1117923B (en) * | 1955-12-16 | 1961-11-23 | Jean Maurice Blanchard | Device for generating sound and ultrasonic vibrations in gases and liquids |
DE1209781B (en) * | 1964-06-08 | 1966-01-27 | Messerschmitt Ag | Siren for generating pure sine waves and frequency-modulated sine waves of sound |
FR1451123A (en) * | 1965-10-26 | 1966-06-24 | Signaling process and hydraulic siren with pulsed signals | |
DE1274937B (en) * | 1967-04-07 | 1968-08-08 | Entwicklungsring Sued G M B H | Ultrasonic generator operated with pressure medium |
DE2262948C3 (en) * | 1972-12-22 | 1978-10-12 | Karl 8000 Muenchen Kolar | Compressed air siren |
EP0006833B1 (en) * | 1978-07-03 | 1983-09-14 | Mats Olsson Konsult Ab | Low-frequency sound generator |
-
1980
- 1980-10-13 SE SE8007150A patent/SE425597B/en not_active IP Right Cessation
-
1981
- 1981-10-13 EP EP81902814A patent/EP0069741B1/en not_active Expired
- 1981-10-13 WO PCT/SE1981/000296 patent/WO1982001328A1/en active IP Right Grant
-
1982
- 1982-06-03 DK DK250482A patent/DK152412C/en not_active IP Right Cessation
- 1982-06-04 NO NO821858A patent/NO152589C/en unknown
- 1982-11-11 FI FI823866A patent/FI71622C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO821858L (en) | 1982-06-04 |
SE8007150L (en) | 1982-04-14 |
NO152589C (en) | 1985-10-23 |
FI823866L (en) | 1982-11-11 |
EP0069741A1 (en) | 1983-01-19 |
EP0069741B1 (en) | 1986-03-12 |
DK152412C (en) | 1988-07-25 |
NO152589B (en) | 1985-07-15 |
SE425597B (en) | 1982-10-18 |
DK250482A (en) | 1982-06-03 |
WO1982001328A1 (en) | 1982-04-29 |
FI71622C (en) | 1987-01-19 |
DK152412B (en) | 1988-02-29 |
FI71622B (en) | 1986-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: EKSTROEMS VAERMETEKNISKA AB |