DK154110C - Lavfrekvenslydgenerator - Google Patents

Lavfrekvenslydgenerator

Info

Publication number
DK154110C
DK154110C DK270779A DK270779A DK154110C DK 154110 C DK154110 C DK 154110C DK 270779 A DK270779 A DK 270779A DK 270779 A DK270779 A DK 270779A DK 154110 C DK154110 C DK 154110C
Authority
DK
Denmark
Prior art keywords
resonator
low frequency
frequency sound
sound
feeder
Prior art date
Application number
DK270779A
Other languages
English (en)
Other versions
DK154110B (da
DK270779A (da
Inventor
Roland Sandstroem
Mats Anders Olsson
Original Assignee
Olsson Konsult Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Olsson Konsult Ab filed Critical Olsson Konsult Ab
Publication of DK270779A publication Critical patent/DK270779A/da
Publication of DK154110B publication Critical patent/DK154110B/da
Application granted granted Critical
Publication of DK154110C publication Critical patent/DK154110C/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/20—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of a vibrating fluid
    • 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
    • G10K7/06—Sirens in which the sound-producing member is driven by a fluid, e.g. by a compressed gas
    • 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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/02—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated
    • G10K9/04—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated by compressed gases, e.g. compressed air

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Reciprocating Pumps (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Exhaust Silencers (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Control Of Eletrric Generators (AREA)
DK270779A 1978-07-03 1979-06-27 Lavfrekvenslydgenerator DK154110C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7807473 1978-07-03
SE7807473 1978-07-03

Publications (3)

Publication Number Publication Date
DK270779A DK270779A (da) 1980-01-04
DK154110B DK154110B (da) 1988-10-10
DK154110C true DK154110C (da) 1989-02-27

Family

ID=20335370

Family Applications (1)

Application Number Title Priority Date Filing Date
DK270779A DK154110C (da) 1978-07-03 1979-06-27 Lavfrekvenslydgenerator

Country Status (15)

Country Link
US (2) US4359962A (da)
EP (1) EP0006833B1 (da)
JP (1) JPS5855834B2 (da)
AT (1) ATE4662T1 (da)
CA (1) CA1146663A (da)
DE (1) DE2926554A1 (da)
DK (1) DK154110C (da)
ES (1) ES482118A1 (da)
FI (1) FI63871C (da)
FR (1) FR2430270A1 (da)
GB (1) GB2033130B (da)
IT (1) IT1123459B (da)
NO (1) NO147461C (da)
SE (1) SE446157B (da)
SU (1) SU1240370A3 (da)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
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SE425597B (sv) * 1980-10-13 1982-10-18 Ekstroms Vermetekniska Ab Tvangsstyrd ljudalstrare for infraljudomradet
EP0077364B1 (en) * 1981-04-30 1985-07-17 Infrasonik Ab Infrasound generator
SE449411B (sv) * 1981-12-17 1987-04-27 Infrasonik Ab Sett for metning av ljudeffekt vid lagfrekvensljudgeneratorer
US4461651A (en) * 1983-02-08 1984-07-24 Foster Wheeler Limited Sonic cleaning device and method
US4655846A (en) * 1983-04-19 1987-04-07 Anco Engineers, Inc. Method of pressure pulse cleaning a tube bundle heat exchanger
SE8306652D0 (sv) * 1983-12-02 1983-12-02 Insako Kb Method and apparatus for activating large
SE458799B (sv) * 1983-12-02 1989-05-08 Insako Ab Saett och anordning foer foerbraenning av fluida braenslen
US4645542A (en) * 1984-04-26 1987-02-24 Anco Engineers, Inc. Method of pressure pulse cleaning the interior of heat exchanger tubes located within a pressure vessel such as a tube bundle heat exchanger, boiler, condenser or the like
SE451115B (sv) * 1985-01-16 1987-09-07 Ulveco Kockum Sonic Ab Anleggning for sotning av pannor eller liknande, innefattande ett flertal lagfrekvent ljud alstrande anordningar
SE8500276D0 (sv) * 1985-01-22 1985-01-22 Asea Stal Ab Method of mixing fluids and apparatus for working the method
US5096017A (en) * 1986-03-24 1992-03-17 Intersonics Incorporated Aero-acoustic levitation device and method
US4773357A (en) * 1986-08-29 1988-09-27 Anco Engineers, Inc. Water cannon apparatus and method for cleaning a tube bundle heat exchanger, boiler, condenser, or the like
SE457822B (sv) * 1986-11-28 1989-01-30 Svenska Rotor Maskiner Ab Foerfarande foer aastadkommande av selektivt styrda tryckpulser i en gasmassa samt anordning foer genomfoerande av foerfarandet
SE457240B (sv) * 1987-04-08 1988-12-12 Infrasonik Ab Luftdriven positivt aaterkopplad laagfrekvensljudgenerator
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 (sv) * 1988-06-29 1990-06-18 Infrasonik Ab Reglerstyrd motordriven laagfrekvensljudgenerator
SE463785B (sv) * 1988-11-01 1991-01-21 Infrasonik Ab Foerfarande och anordning foer att med hjaelp av laagfrekvent ljud forcera vaermetransmission mellan kroppar och gaser
SE9001768D0 (sv) * 1990-05-16 1990-05-16 Infrasonik Ab Roterande matningsenhet foer infraljudgenerator
US5511044A (en) * 1991-10-19 1996-04-23 Lockheed Corporation Thrust producing apparatus
US5349859A (en) * 1991-11-15 1994-09-27 Scientific Engineering Instruments, Inc. Method and apparatus for measuring acoustic wave velocity using impulse response
KR970702397A (ko) * 1994-05-02 1997-05-13 로너간 로버트 씨. 고속 회전드럼 및 저주파 음향분포를 이용한 울팩 형성방법(wool pack forming process using high speed rotating drums and low frequency sound distribution)
US5595585A (en) 1994-05-02 1997-01-21 Owens Corning Fiberglas Technology, Inc. Low frequency sound distribution of rotary fiberizer veils
US5484969A (en) * 1994-07-25 1996-01-16 Westinghouse Electric Corporation High-volume acoustic transducer
AT403219B (de) * 1995-02-01 1997-12-29 Scheidl Rudolf Dipl Ing Dr Tec Vorrichtung zum ansteuern eines hydrostatischen antriebes
JP3673306B2 (ja) * 1995-08-24 2005-07-20 バブコック日立株式会社 管体清掃装置およびボイラ装置
JP3673307B2 (ja) * 1995-08-25 2005-07-20 バブコック日立株式会社 管体清掃装置
JP3242326B2 (ja) * 1996-08-06 2001-12-25 成司 町田 除塵装置
FI972252A (fi) * 1997-05-28 1998-11-29 Ulf Krogars Menetelmä ja laitteisto akustiseen puhdistukseen
CA2311801A1 (en) * 1997-11-26 1999-06-03 Gary M. Hazard Wave flame control
SE9801257D0 (sv) * 1998-04-09 1998-04-09 Arne Wiberg Pneumatiskt driven högtalare
US6308436B1 (en) 1998-07-01 2001-10-30 The Procter & Gamble Company Process for removing water from fibrous web using oscillatory flow-reversing air or gas
DE69910578T2 (de) 1998-07-01 2004-06-24 Institute Of Paper Science And Technology, Inc. Verfahren zur entfernung von wasser aus faserstoffbahnen mit oszillierender prällstromflussumkehr
US6085437A (en) * 1998-07-01 2000-07-11 The Procter & Gamble Company Water-removing apparatus for papermaking process
DE19947683C2 (de) * 1999-10-05 2003-07-17 Eads Deutschland Gmbh Schalldruck-Kalibrator
US20020118601A1 (en) * 2001-01-25 2002-08-29 Freund Melvin A. Variable frequency sound generator
SE524605C2 (sv) * 2002-07-22 2004-08-31 Mats Olsson Luftdriven lågfrekvensljudgenerator samt metod för att reglera viloläget hos en kolv ingående i en dylik
DE10247550A1 (de) * 2002-10-11 2004-04-22 Werner, Jürgen Radialgebläse für Laub- und Abfallsauger, Laubbläser oder Laubladegeräte
DE10341477A1 (de) * 2003-09-05 2005-03-31 Riehle, Rainer, Dipl.-Ing. Schallgenerator zur Erzeugung in Rohrleitungen eines Wasser- oder Gasversorgungssystems ausbreitungsfähiger Schallimpulse
US7360508B2 (en) * 2004-06-14 2008-04-22 Diamond Power International, Inc. Detonation / deflagration sootblower
CN102472264B (zh) * 2009-08-03 2016-01-20 皇家飞利浦电子股份有限公司 用于压缩机雾化器系统中的具有可调频率特性的低约束谐振器
JP5978094B2 (ja) * 2012-10-18 2016-08-24 株式会社日立製作所 熱交換器及びその対流熱伝達促進方法
US8810426B1 (en) * 2013-04-28 2014-08-19 Gary Jay Morris Life safety device with compact circumferential acoustic resonator
WO2015133966A1 (en) * 2014-03-06 2015-09-11 Infrafone Ab A method of and means for optimizing the operating time of a low frequency sound generator
CA3001189C (en) * 2017-04-13 2023-10-10 Teledyne Instruments, Inc. Low-frequency broadband sound source for underwater navigation and communication
US10476604B2 (en) 2017-06-28 2019-11-12 Teledyne Instruments, Inc. Transmitter-receiver separation system for full-duplex underwater acoustic communication system
SE543318C2 (en) * 2018-06-21 2020-11-24 Mats Olsson Method and system for cooling hot objects
SE542025C2 (en) * 2018-06-21 2020-02-11 Gestamp Hardtech Ab Process and apparatus for cooling hot components

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE15102C1 (da) * 1902-12-13
US787984A (en) * 1903-11-06 1905-04-25 Robert Hope-Jones Sound-producing device.
GB138532A (en) * 1919-05-28 1920-02-12 Louis Chollet Improvements in fluid-pressure operated sound signalling devices
DE496622C (de) * 1928-02-28 1930-04-24 Helge Sven Albert Rydberg Schallsignalapparat zur Erzeugung hoher Toene von grosser Lautstaerke
DE577514C (de) * 1928-12-04 1933-06-01 Helge Sven Albert Rydberg Durch ein Druckmittel betriebene Schallsignalvorrichtung
US1799387A (en) * 1929-03-01 1931-04-07 John P Northey Sound-producing device
US1799388A (en) * 1930-06-16 1931-04-07 John P Northey Sound-producing device
US2434175A (en) * 1944-11-10 1948-01-06 Karlis V Ozols Steam operated horn
US2693944A (en) * 1951-05-05 1954-11-09 Ultrasonic Corp Sonic generator for the agitastion of fluids
US2678625A (en) * 1951-09-10 1954-05-18 Robert H Morse Jr Resonant sound signal device
US2792804A (en) * 1954-06-24 1957-05-21 John V Bouyoucos Acoustic-vibration generator and method
US3111931A (en) * 1960-03-31 1963-11-26 Albert G Bodine Oscillatory fluid stream driven sonic generator with elastic autoresonator
US3212472A (en) * 1961-02-09 1965-10-19 John V Bouyoucos Acoustic vibration generator and coupler
US3143999A (en) * 1962-05-03 1964-08-11 John V Bonyoucos Hydroacoustic oscillator techaniques
DE1277715B (de) * 1964-02-12 1968-09-12 Gen Electric Mechanischer Oszillator fuer Arbeitsdruckmittel
GB1025549A (en) * 1964-03-16 1966-04-14 Kockums Mekaniska Verkstads Ab Improvements in or relating to pressure-gas operated horns
US3515093A (en) * 1967-05-10 1970-06-02 Electronic Eng Co California Pressure wave generator
US4120699A (en) * 1974-11-07 1978-10-17 Alvin B. Kennedy, Jr. Method for acoustical cleaning
US4030063A (en) * 1976-07-28 1977-06-14 The United States Of America As Represented By The Secretary Of The Navy Ultra low frequency acoustic generator

Also Published As

Publication number Publication date
NO147461B (no) 1983-01-03
JPS5539291A (en) 1980-03-19
NO792177L (no) 1980-01-04
SU1240370A3 (ru) 1986-06-23
GB2033130B (en) 1983-01-12
EP0006833B1 (en) 1983-09-14
ES482118A1 (es) 1980-04-01
DE2926554A1 (de) 1980-01-24
FR2430270A1 (fr) 1980-02-01
IT7924062A0 (it) 1979-07-03
EP0006833A3 (en) 1981-01-14
CA1146663A (en) 1983-05-17
NO147461C (no) 1983-04-13
DK154110B (da) 1988-10-10
EP0006833A2 (en) 1980-01-09
JPS5855834B2 (ja) 1983-12-12
FI63871C (fi) 1983-09-12
FR2430270B1 (da) 1984-06-15
IT1123459B (it) 1986-04-30
ATE4662T1 (de) 1983-09-15
SE7905616L (sv) 1980-01-04
GB2033130A (en) 1980-05-14
FI792037A (fi) 1980-01-04
US4359962A (en) 1982-11-23
DK270779A (da) 1980-01-04
DE2926554C2 (da) 1990-06-28
US4517915A (en) 1985-05-21
FI63871B (fi) 1983-05-31
SE446157B (sv) 1986-08-18

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Legal Events

Date Code Title Description
PBP Patent lapsed