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SE9001768D0 - Roterande matningsenhet foer infraljudgenerator - Google Patents

Roterande matningsenhet foer infraljudgenerator

Info

Publication number
SE9001768D0
SE9001768D0 SE9001768A SE9001768A SE9001768D0 SE 9001768 D0 SE9001768 D0 SE 9001768D0 SE 9001768 A SE9001768 A SE 9001768A SE 9001768 A SE9001768 A SE 9001768A SE 9001768 D0 SE9001768 D0 SE 9001768D0
Authority
SE
Sweden
Prior art keywords
feeder unit
pct
rotors
low frequency
resonator
Prior art date
Application number
SE9001768A
Other languages
English (en)
Swedish (sv)
Inventor
R Sandstroem
Original Assignee
Infrasonik 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 Infrasonik Ab filed Critical Infrasonik Ab
Priority to SE9001768A priority Critical patent/SE9001768D0/xx
Publication of SE9001768D0 publication Critical patent/SE9001768D0/xx
Priority to US07/940,865 priority patent/US5350887A/en
Priority to PCT/SE1991/000352 priority patent/WO1991017841A1/fr
Priority to JP91509629A priority patent/JPH05506813A/ja
Priority to EP91910199A priority patent/EP0530284A1/fr

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Treatment Of Sludge (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
SE9001768A 1990-05-16 1990-05-16 Roterande matningsenhet foer infraljudgenerator SE9001768D0 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9001768A SE9001768D0 (sv) 1990-05-16 1990-05-16 Roterande matningsenhet foer infraljudgenerator
US07/940,865 US5350887A (en) 1990-05-16 1991-05-16 Method and apparatus for the generation of low frequency sound
PCT/SE1991/000352 WO1991017841A1 (fr) 1990-05-16 1991-05-16 Procede et appareil servant a produire un son basse frequence
JP91509629A JPH05506813A (ja) 1990-05-16 1991-05-16 低周波音響の発生方法および装置
EP91910199A EP0530284A1 (fr) 1990-05-16 1991-05-16 Procede et appareil servant a produire un son basse frequence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9001768A SE9001768D0 (sv) 1990-05-16 1990-05-16 Roterande matningsenhet foer infraljudgenerator

Publications (1)

Publication Number Publication Date
SE9001768D0 true SE9001768D0 (sv) 1990-05-16

Family

ID=20379507

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9001768A SE9001768D0 (sv) 1990-05-16 1990-05-16 Roterande matningsenhet foer infraljudgenerator

Country Status (5)

Country Link
US (1) US5350887A (fr)
EP (1) EP0530284A1 (fr)
JP (1) JPH05506813A (fr)
SE (1) SE9001768D0 (fr)
WO (1) WO1991017841A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002519539A (ja) 1998-07-01 2002-07-02 ザ、プロクター、エンド、ギャンブル、カンパニー 振動性で流動の反転する衝突ガスを用いて繊維性ウェブから水を除去するための方法
US6085437A (en) * 1998-07-01 2000-07-11 The Procter & Gamble Company Water-removing apparatus for papermaking process
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
FR2808916B1 (fr) * 2000-05-11 2003-08-15 Jean Laurent Peube Source et systeme electroaeroacoustiques pour controle actif du bruit
RU2188084C2 (ru) * 2000-06-07 2002-08-27 Артамонов Александр Сергеевич Устройство для возбуждения акустического излучения
RU2221283C2 (ru) * 2002-01-10 2004-01-10 Артамонов Александр Сергеевич Акустический генератор низкой частоты
US8116994B2 (en) * 2008-11-23 2012-02-14 Parker David H Method for locating an underground septic tank, conduit, or the like using injection/detection synchronization of an acoustic signal and digital signal processing
US8550057B2 (en) * 2009-04-24 2013-10-08 GM Global Technology Operations LLC Integral rotor noise attenuators
RU2745000C1 (ru) * 2020-08-05 2021-03-18 Александр Иванович Коткин Инфразвуковой генератор и устройство для генерирования инфразвуковых волн
CN114373442B (zh) * 2022-01-14 2025-06-27 清华大学 差频旋笛发声器、发声方法及差频旋笛谐振发声系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614961A (en) * 1968-08-13 1971-10-26 Nikolai Nikolaevich Nekrasov Method of generating vibrations in the sonic and ultra-sonic frequency ranges and devices for carrying said method into effect
FR2149006A5 (fr) * 1971-08-12 1973-03-23 Klaxon Sa
ATE4662T1 (de) * 1978-07-03 1983-09-15 Mats Olsson Konsult Ab Niederfrequenz schallgeber.
SE416891B (sv) * 1979-01-04 1981-02-16 Olsson Konsult Ab Sett och apparat for att oka ett lettflyktigt emnes forgasningshastighet
CA1207673A (fr) * 1983-10-28 1986-07-15 John H. Woolley Methode de production de bruits intenses a basse frequence par excitation a basse frequence d'un bruit aeroacoustique
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
SE462374B (sv) * 1988-06-29 1990-06-18 Infrasonik Ab Reglerstyrd motordriven laagfrekvensljudgenerator

Also Published As

Publication number Publication date
WO1991017841A1 (fr) 1991-11-28
JPH05506813A (ja) 1993-10-07
EP0530284A1 (fr) 1993-03-10
US5350887A (en) 1994-09-27

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