NO834829L - MULTISTRAAL LENS TRANSFUSES WITH COLLIMATOR FOR SONAR SYSTEMS - Google Patents

MULTISTRAAL LENS TRANSFUSES WITH COLLIMATOR FOR SONAR SYSTEMS

Info

Publication number
NO834829L
NO834829L NO834829A NO834829A NO834829L NO 834829 L NO834829 L NO 834829L NO 834829 A NO834829 A NO 834829A NO 834829 A NO834829 A NO 834829A NO 834829 L NO834829 L NO 834829L
Authority
NO
Norway
Prior art keywords
multistraal
transfuses
collimator
lens
sonar systems
Prior art date
Application number
NO834829A
Other languages
Norwegian (no)
Other versions
NO161710B (en
NO161710C (en
Inventor
Jacob Abraham Kritz
Original Assignee
Sperry Corp
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 Sperry Corp filed Critical Sperry Corp
Publication of NO834829L publication Critical patent/NO834829L/en
Publication of NO161710B publication Critical patent/NO161710B/en
Publication of NO161710C publication Critical patent/NO161710C/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
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/30—Sound-focusing or directing, e.g. scanning using refraction, e.g. acoustic lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
NO834829A 1982-12-27 1983-12-27 MULTISTR LE LENS TRANSDUCES WITH COLLIMATOR FOR SMALL. NO161710C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45330382A 1982-12-27 1982-12-27

Publications (3)

Publication Number Publication Date
NO834829L true NO834829L (en) 1984-06-28
NO161710B NO161710B (en) 1989-06-05
NO161710C NO161710C (en) 1989-09-13

Family

ID=23800008

Family Applications (1)

Application Number Title Priority Date Filing Date
NO834829A NO161710C (en) 1982-12-27 1983-12-27 MULTISTR LE LENS TRANSDUCES WITH COLLIMATOR FOR SMALL.

Country Status (5)

Country Link
EP (1) EP0112688B1 (en)
JP (1) JPS59120976A (en)
DE (1) DE3379557D1 (en)
ES (1) ES8500543A1 (en)
NO (1) NO161710C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5516180B2 (en) * 2010-07-23 2014-06-11 日本電気株式会社 Oscillator and electronic device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1564922A (en) * 1968-03-14 1969-04-25
US4001766A (en) * 1975-02-26 1977-01-04 Westinghouse Electric Corporation Acoustic lens system
US4450542A (en) * 1982-03-05 1984-05-22 Sperry Corporation Multiple beam lens transducer for sonar systems

Also Published As

Publication number Publication date
DE3379557D1 (en) 1989-05-11
JPS59120976A (en) 1984-07-12
ES528408A0 (en) 1984-10-01
JPH0344269B2 (en) 1991-07-05
EP0112688A3 (en) 1985-04-03
NO161710B (en) 1989-06-05
EP0112688A2 (en) 1984-07-04
NO161710C (en) 1989-09-13
ES8500543A1 (en) 1984-10-01
EP0112688B1 (en) 1989-04-05

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