FR705321A - Cornet avertisseur fonctionnant par aspiration - Google Patents

Cornet avertisseur fonctionnant par aspiration

Info

Publication number
FR705321A
FR705321A FR705321DA FR705321A FR 705321 A FR705321 A FR 705321A FR 705321D A FR705321D A FR 705321DA FR 705321 A FR705321 A FR 705321A
Authority
FR
France
Prior art keywords
horn
suction
working
horn working
horn horn
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Georges Lejeune
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 filed Critical
Application granted granted Critical
Publication of FR705321A publication Critical patent/FR705321A/fr
Expired legal-status Critical Current

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)
FR705321D 1930-11-10 1930-11-10 Cornet avertisseur fonctionnant par aspiration Expired FR705321A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR705321T 1930-11-10

Publications (1)

Publication Number Publication Date
FR705321A true FR705321A (fr) 1931-06-04

Family

ID=9067102

Family Applications (1)

Application Number Title Priority Date Filing Date
FR705321D Expired FR705321A (fr) 1930-11-10 1930-11-10 Cornet avertisseur fonctionnant par aspiration

Country Status (1)

Country Link
FR (1) FR705321A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4307290A1 (de) * 1993-03-09 1994-09-15 Siegfried Dr Rer Nat Dr M Kaus Gerät zur Erleichterung des Druckausgleichs zum Mittelohr Nasenadapter, mit dessen Hilfe ein Überdruck im Nasenrachen erzeugt werden kann

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4307290A1 (de) * 1993-03-09 1994-09-15 Siegfried Dr Rer Nat Dr M Kaus Gerät zur Erleichterung des Druckausgleichs zum Mittelohr Nasenadapter, mit dessen Hilfe ein Überdruck im Nasenrachen erzeugt werden kann

Similar Documents

Publication Publication Date Title
FR543914A (fr) Gâche réglable
FR705321A (fr) Cornet avertisseur fonctionnant par aspiration
FR705401A (fr) Curette gynécologique
FR704534A (fr) Perfectionnements aux lampes spéclales oscillatrices changeuses de fréquence
FR703143A (fr) Turbine aspirante
FR693135A (fr) Perfectionnements aux pulvérisateurs
FR819478A (fr) Radioguidage par ondes hertziennes
FR737065A (fr) Pare-chocs
FR730337A (fr) Pare-chocs
FI14759A (fi) Kombinerad barkningsspade och vändhake
FR39918E (fr) Pulvérisateur
FR717297A (fr) Speculum
FR709841A (fr) Faucheuse
FR695275A (fr) Batteuse
FR707022A (fr) Balancoire
FR690425A (fr) Perfectionnements apportés aux pompes
FR702321A (fr) Vaporisateur à dépression
SU24603A1 (ru) Теребильна машина
FI9032A (fi) Isärtagbar och hopspännbar maskin- eller vertygsstomme
FR708702A (fr) Microphone électrostatique
FI14569A (fi) Säkerhetsrakapparat och klinga
FI13013A (fi) Stolpkonstruktion för järnvägsvagnar och dylikt
FI13176A (fi) Säkerhetsventil för svagdricksflaskor och dylikt
FI12920A (fi) Säkringsanordning för skruvmuttrar och skruvskallar
FI12918A (fi) Ljuddämpare för flygmaskinsmotorer och dylikt