CH491459A - Acoustic wave train production process - Google Patents

Acoustic wave train production process

Info

Publication number
CH491459A
CH491459A CH648868A CH648868A CH491459A CH 491459 A CH491459 A CH 491459A CH 648868 A CH648868 A CH 648868A CH 648868 A CH648868 A CH 648868A CH 491459 A CH491459 A CH 491459A
Authority
CH
Switzerland
Prior art keywords
production process
acoustic wave
wave train
train production
acoustic
Prior art date
Application number
CH648868A
Other languages
French (fr)
Inventor
Duthion Louis
Facon Pierre
Fournel Raymond
Monsel Philippe
Pavlin Cyrille
Original Assignee
Commissariat Energie Atomique
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 Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Publication of CH491459A publication Critical patent/CH491459A/en

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Reciprocating Pumps (AREA)
  • Catching Or Destruction (AREA)
  • Special Spraying Apparatus (AREA)
CH648868A 1967-05-25 1968-05-01 Acoustic wave train production process CH491459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR107886A FR1531690A (en) 1967-05-25 1967-05-25 Acoustic generators

Publications (1)

Publication Number Publication Date
CH491459A true CH491459A (en) 1970-05-31

Family

ID=8631626

Family Applications (1)

Application Number Title Priority Date Filing Date
CH648868A CH491459A (en) 1967-05-25 1968-05-01 Acoustic wave train production process

Country Status (9)

Country Link
BE (1) BE714380A (en)
CH (1) CH491459A (en)
DE (1) DE1766419B1 (en)
ES (1) ES364274A1 (en)
FR (1) FR1531690A (en)
GB (1) GB1209555A (en)
IL (1) IL29913A (en)
LU (1) LU56069A1 (en)
NL (1) NL6807111A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001329A1 (en) * 1980-10-17 1982-04-29 Werthajm Marek Pressurized gas driven sound emitter

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2572615B1 (en) * 1984-10-29 1988-10-14 Bertin & Cie PNEUMATIC SPEAKER WITH CONTINUOUS FLOW PRESSURE FLOW

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1181591B (en) * 1963-02-01 1964-11-12 Siemens Ag Pneumatically or hydraulically operated optical or acoustic signaling device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001329A1 (en) * 1980-10-17 1982-04-29 Werthajm Marek Pressurized gas driven sound emitter

Also Published As

Publication number Publication date
IL29913A (en) 1971-06-23
LU56069A1 (en) 1968-09-04
DE1766419B1 (en) 1972-05-31
IL29913A0 (en) 1970-01-29
FR1531690A (en) 1968-07-05
ES364274A1 (en) 1970-02-16
NL6807111A (en) 1968-11-26
GB1209555A (en) 1970-10-21
BE714380A (en) 1968-09-16

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Legal Events

Date Code Title Description
PL Patent ceased