BE497688A - Appareils sonores - Google Patents

Appareils sonores

Info

Publication number
BE497688A
BE497688A BE497688A BE497688A BE497688A BE 497688 A BE497688 A BE 497688A BE 497688 A BE497688 A BE 497688A BE 497688 A BE497688 A BE 497688A BE 497688 A BE497688 A BE 497688A
Authority
BE
Belgium
Prior art keywords
sound devices
sound
devices
Prior art date
Application number
BE497688A
Other languages
English (en)
French (fr)
Original Assignee
Vickers Armstrongs Ltd
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 Vickers Armstrongs Ltd filed Critical Vickers Armstrongs Ltd
Publication of BE497688A publication Critical patent/BE497688A/fr

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
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measuring Volume Flow (AREA)
  • Reciprocating Pumps (AREA)
  • Special Spraying Apparatus (AREA)
BE497688A 1949-08-24 1950-08-21 Appareils sonores BE497688A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2204449A GB676375A (en) 1949-08-24 1949-08-24 Improvements in or relating to sound producing instruments

Publications (1)

Publication Number Publication Date
BE497688A true BE497688A (fr) 1950-12-16

Family

ID=10172960

Family Applications (1)

Application Number Title Priority Date Filing Date
BE497688A BE497688A (fr) 1949-08-24 1950-08-21 Appareils sonores

Country Status (4)

Country Link
BE (1) BE497688A (de)
DE (1) DE855374C (de)
FR (1) FR1023547A (de)
GB (1) GB676375A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1138344B (de) * 1958-09-10 1962-10-18 Keiichi Shintaku Schallerzeuger
CN112216261A (zh) * 2019-07-09 2021-01-12 中车唐山机车车辆有限公司 风笛

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE434184C (de) * 1926-09-16 Maihak Ag Signalapparat fuer Luft-, Dampf- und Gasantrieb
DE464515C (de) * 1928-08-18 Umberto Galli Drucklufthupe, insbesondere fuer Kraftfahrzeuge mit einer zwischen zwei kreisfoermigen Stutzen festgeklemmten, am Rande ausgezahnten Membran, bei der das UEberstroemen der Blasluft von der Oberseite der Membran nach der Unterseite durch mehrere Segment oeffnungen der Membran erfolgt
DE458690C (de) * 1925-12-08 1928-04-17 Friedrich Ufrecht Drucklufthupe mit zwei schwingenden Platten, von denen die eine federnd eingespannt ist und die andere mit ihr durch ein Zwischenglied verbunden ist
DE577514C (de) * 1928-12-04 1933-06-01 Helge Sven Albert Rydberg Durch ein Druckmittel betriebene Schallsignalvorrichtung
DE578766C (de) * 1932-04-13 1933-06-17 Joseph Gierse Dr Vorrichtung zur Erzeugung von zwei oder mehr Toenen, insbesondere bei Hupen fuer Kraftfahrzeuge

Also Published As

Publication number Publication date
FR1023547A (fr) 1953-03-19
GB676375A (en) 1952-07-23
DE855374C (de) 1952-11-13

Similar Documents

Publication Publication Date Title
FR1023547A (fr) Appareils sonores
FR983550A (fr) Haut-parleur perfectionné
FR1018621A (fr) Microphone capacitif
FR1026946A (fr) Perfectionnements aux appareils vibrateurs
FR991932A (fr) Transducteur
FR59652E (fr) Batteur
AT167933B (de) Rieselwerk
AT171258B (de) Rieselwerk
AT168371B (de) Schalldose
AT170824B (de) Kombinierter Meßwandler
FR1025779A (fr) Transformateur électroacoustique
FI24856A (fi) Tielana
FI25472A (fi) Partasuti
AT178469B (de) Schalldose
FI24739A (fi) Ovikello
FR1011943A (fr) Perfectionnements apportés aux appareils de photoélasticimétrie
FR985288A (fr) Batteur
FR1020318A (fr) Appareils thermostatiques perfectionnés
FR987809A (fr) Haut-parleur
FI25462A (fi) Suihkulaite
FR59134E (fr) Raccord
FI24307A (fi) Säppilaite
ES19704Y (es) Caja-envase
ES20271Y (es) Caja-envase
FI25141A (fi) Gångjärn