BE587329A - Acoustic wave apparatus. - Google Patents

Acoustic wave apparatus.

Info

Publication number
BE587329A
BE587329A BE587329A BE587329A BE587329A BE 587329 A BE587329 A BE 587329A BE 587329 A BE587329 A BE 587329A BE 587329 A BE587329 A BE 587329A BE 587329 A BE587329 A BE 587329A
Authority
BE
Belgium
Prior art keywords
acoustic wave
wave apparatus
acoustic
wave
Prior art date
Application number
BE587329A
Other languages
French (fr)
Inventor
Guenther Kurtze
Bill Gene Watters
Original Assignee
Bolt Beranek & Newman
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 Bolt Beranek & Newman filed Critical Bolt Beranek & Newman
Publication of BE587329A publication Critical patent/BE587329A/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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/20—Reflecting arrangements
    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/168—Plural layers of different materials, e.g. sandwiches
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/01—Acoustic transducers using travelling bending waves to generate or detect sound

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Building Environments (AREA)
BE587329A 1959-03-24 1960-02-05 Acoustic wave apparatus. BE587329A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80165359A 1959-03-24 1959-03-24

Publications (1)

Publication Number Publication Date
BE587329A true BE587329A (en) 1960-05-30

Family

ID=25181701

Family Applications (1)

Application Number Title Priority Date Filing Date
BE587329A BE587329A (en) 1959-03-24 1960-02-05 Acoustic wave apparatus.

Country Status (4)

Country Link
BE (1) BE587329A (en)
CH (1) CH370124A (en)
FR (1) FR1246695A (en)
GB (1) GB931080A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3247925A (en) * 1962-03-08 1966-04-26 Lord Corp Loudspeaker
US3553392A (en) * 1968-03-07 1971-01-05 Electronics Inc Of Pennsylvani Electrodynamic sound radiator
US6247551B1 (en) 1990-08-04 2001-06-19 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Panel-form loudspeaker
GB2320393A (en) 1996-12-11 1998-06-17 Secr Defence Panel form loudspeaker
JP3512087B2 (en) 1999-06-15 2004-03-29 日本電気株式会社 Panel speaker
US7983432B2 (en) * 2006-09-29 2011-07-19 Shure Acquisition Holdings, Inc. Point excitation placement in an audio transducer

Also Published As

Publication number Publication date
CH370124A (en) 1963-06-30
GB931080A (en) 1963-07-10
FR1246695A (en) 1960-11-18

Similar Documents

Publication Publication Date Title
FR1488952A (en) High frequency tube device
BE587329A (en) Acoustic wave apparatus.
FR1290414A (en) Xerographic apparatus
CH375755A (en) Acoustic transducer
FR1212011A (en) Physio-therapeutic apparatus
FR1257405A (en) Frequency modifier device
FR1190145A (en) Spade apparatus
FR1248349A (en) Drawing device
FR1244697A (en) Titrometric apparatus
FR1183809A (en) Acoustic device
FR1214407A (en) Spectrometry apparatus
FR1129372A (en) Shear apparatus
FR1162174A (en) Propulsion apparatus with stato-reactors
FR1234982A (en) Vibrating box apparatus
FR72127E (en) Screening apparatus
FR1186604A (en) Photographic reproduction apparatus
FR1272733A (en) Stapling device
FR1241787A (en) Variable impedance acoustic resonator
FR1276933A (en) Acoustic transducer
BE575279A (en) High frequency device.
FR1172113A (en) Gyroscopic apparatus
FR1248535A (en) Evaporative apparatus
FR1260903A (en) Ultrasonic transducer
FR1231722A (en) Aeronautical apparatus
FR1215487A (en) Screening apparatus