DE69208863D1 - Absorbierende Träger für eine akustische Wandleranordnung - Google Patents

Absorbierende Träger für eine akustische Wandleranordnung

Info

Publication number
DE69208863D1
DE69208863D1 DE69208863T DE69208863T DE69208863D1 DE 69208863 D1 DE69208863 D1 DE 69208863D1 DE 69208863 T DE69208863 T DE 69208863T DE 69208863 T DE69208863 T DE 69208863T DE 69208863 D1 DE69208863 D1 DE 69208863D1
Authority
DE
Germany
Prior art keywords
acoustic transducer
transducer arrangement
absorbent carrier
absorbent
carrier
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 - Fee Related
Application number
DE69208863T
Other languages
English (en)
Other versions
DE69208863T2 (de
Inventor
David G Miller
John D Larson Iii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agilent Technologies Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69208863D1 publication Critical patent/DE69208863D1/de
Application granted granted Critical
Publication of DE69208863T2 publication Critical patent/DE69208863T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • 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
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Transducers For Ultrasonic Waves (AREA)
DE69208863T 1992-02-13 1992-11-25 Absorbierende Träger für eine akustische Wandleranordnung Expired - Fee Related DE69208863T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/835,157 US5267221A (en) 1992-02-13 1992-02-13 Backing for acoustic transducer array

Publications (2)

Publication Number Publication Date
DE69208863D1 true DE69208863D1 (de) 1996-04-11
DE69208863T2 DE69208863T2 (de) 1996-09-05

Family

ID=25268751

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69208863T Expired - Fee Related DE69208863T2 (de) 1992-02-13 1992-11-25 Absorbierende Träger für eine akustische Wandleranordnung

Country Status (4)

Country Link
US (1) US5267221A (de)
EP (1) EP0559963B1 (de)
JP (1) JP3279375B2 (de)
DE (1) DE69208863T2 (de)

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Also Published As

Publication number Publication date
JPH0646497A (ja) 1994-02-18
EP0559963A2 (de) 1993-09-15
US5267221A (en) 1993-11-30
JP3279375B2 (ja) 2002-04-30
DE69208863T2 (de) 1996-09-05
EP0559963A3 (de) 1994-01-26
EP0559963B1 (de) 1996-03-06

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8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D.STAATES DELA

8339 Ceased/non-payment of the annual fee