SE425597B - Tvangsstyrd ljudalstrare for infraljudomradet - Google Patents

Tvangsstyrd ljudalstrare for infraljudomradet

Info

Publication number
SE425597B
SE425597B SE8007150A SE8007150A SE425597B SE 425597 B SE425597 B SE 425597B SE 8007150 A SE8007150 A SE 8007150A SE 8007150 A SE8007150 A SE 8007150A SE 425597 B SE425597 B SE 425597B
Authority
SE
Sweden
Prior art keywords
gas line
sound generator
valve sleeve
pressurized gas
compressed gas
Prior art date
Application number
SE8007150A
Other languages
English (en)
Swedish (sv)
Other versions
SE8007150L (sv
Inventor
P B Fransman
Original Assignee
Ekstroms Vermetekniska 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 Ekstroms Vermetekniska Ab filed Critical Ekstroms Vermetekniska Ab
Priority to SE8007150A priority Critical patent/SE425597B/sv
Priority to AT81902814T priority patent/ATE18515T1/de
Priority to PCT/SE1981/000296 priority patent/WO1982001328A1/en
Priority to DE8181902814T priority patent/DE3174066D1/de
Priority to EP81902814A priority patent/EP0069741B1/en
Publication of SE8007150L publication Critical patent/SE8007150L/
Priority to DK250482A priority patent/DK152412C/da
Priority to NO821858A priority patent/NO152589C/no
Publication of SE425597B publication Critical patent/SE425597B/sv
Priority to FI823866A priority patent/FI71622C/fi

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)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Stringed Musical Instruments (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Percussion Or Vibration Massage (AREA)
SE8007150A 1980-10-13 1980-10-13 Tvangsstyrd ljudalstrare for infraljudomradet SE425597B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE8007150A SE425597B (sv) 1980-10-13 1980-10-13 Tvangsstyrd ljudalstrare for infraljudomradet
AT81902814T ATE18515T1 (de) 1980-10-13 1981-10-13 Positiv gesteuerter schallgenerator.
PCT/SE1981/000296 WO1982001328A1 (en) 1980-10-13 1981-10-13 Positively controlled sound generator
DE8181902814T DE3174066D1 (en) 1980-10-13 1981-10-13 Positively controlled sound generator
EP81902814A EP0069741B1 (en) 1980-10-13 1981-10-13 Positively controlled sound generator
DK250482A DK152412C (da) 1980-10-13 1982-06-03 Tvangsstyret lydfrembringer
NO821858A NO152589C (no) 1980-10-13 1982-06-04 Tvangsstyrt lydfrembringer.
FI823866A FI71622C (fi) 1980-10-13 1982-11-11 Tvaongsstyrd ljudalstrare.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8007150A SE425597B (sv) 1980-10-13 1980-10-13 Tvangsstyrd ljudalstrare for infraljudomradet

Publications (2)

Publication Number Publication Date
SE8007150L SE8007150L (sv) 1982-04-14
SE425597B true SE425597B (sv) 1982-10-18

Family

ID=20341967

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8007150A SE425597B (sv) 1980-10-13 1980-10-13 Tvangsstyrd ljudalstrare for infraljudomradet

Country Status (6)

Country Link
EP (1) EP0069741B1 (fi)
DK (1) DK152412C (fi)
FI (1) FI71622C (fi)
NO (1) NO152589C (fi)
SE (1) SE425597B (fi)
WO (1) WO1982001328A1 (fi)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987004953A1 (en) * 1985-01-16 1987-08-27 Kockum Sonics Ab Apparatus for generating in particular low-frequency sound
WO1988003995A1 (en) * 1986-11-28 1988-06-02 Svenska Rotor Maskiner Ab A method for producing pressure pulses in a mass of gas and a device for performing the method
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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462374B (sv) * 1988-06-29 1990-06-18 Infrasonik Ab Reglerstyrd motordriven laagfrekvensljudgenerator
FI972252A (fi) * 1997-05-28 1998-11-29 Ulf Krogars Menetelmä ja laitteisto akustiseen puhdistukseen
FI108810B (fi) * 2000-07-06 2002-03-28 Nirania Ky Laitteisto ja menetelmä polttotapahtuman ja lämmönsiirron tehostamiseksi
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1323826A (en) * 1919-12-02 Fed Sign System Siren.
DE245518C (fi) *
DE395023C (de) * 1922-12-10 1924-05-14 Max Maag Tongeber nach Patent 367934 zur Erzeugung von Toenen von unveraenderlicher Tonhoehe
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 (de) * 1955-12-16 1961-11-23 Jean Maurice Blanchard Vorrichtung zur Erzeugung von Schall- und Ultraschallschwingungen in Gasen und Fluessigkeiten
DE1209781B (de) * 1964-06-08 1966-01-27 Messerschmitt Ag Sirene zur Erzeugung von reinen Sinusschwingungen und frequenzmodulierten Sinusschwingungen von Schall
FR1451123A (fr) * 1965-10-26 1966-06-24 Procédé de signalisation et sirène hydraulique à signaux pulsés
DE1274937B (de) * 1967-04-07 1968-08-08 Entwicklungsring Sued G M B H Mit Druckmedium betriebener Ultraschall-Generator
DE2262948C3 (de) * 1972-12-22 1978-10-12 Karl 8000 Muenchen Kolar Preßluftsirene
EP0006833B1 (en) * 1978-07-03 1983-09-14 Mats Olsson Konsult Ab Low-frequency sound generator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987004953A1 (en) * 1985-01-16 1987-08-27 Kockum Sonics Ab Apparatus for generating in particular low-frequency sound
WO1988003995A1 (en) * 1986-11-28 1988-06-02 Svenska Rotor Maskiner Ab A method for producing pressure pulses in a mass of gas and a device for performing the method
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

Also Published As

Publication number Publication date
DK250482A (da) 1982-06-03
NO152589B (no) 1985-07-15
WO1982001328A1 (en) 1982-04-29
DK152412B (da) 1988-02-29
EP0069741A1 (en) 1983-01-19
DK152412C (da) 1988-07-25
EP0069741B1 (en) 1986-03-12
SE8007150L (sv) 1982-04-14
NO152589C (no) 1985-10-23
FI71622C (fi) 1987-01-19
FI823866L (fi) 1982-11-11
FI71622B (fi) 1986-10-10
FI823866A0 (fi) 1982-11-11
NO821858L (no) 1982-06-04

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