FR2133622B1 - - Google Patents

Info

Publication number
FR2133622B1
FR2133622B1 FR727212597A FR7212597A FR2133622B1 FR 2133622 B1 FR2133622 B1 FR 2133622B1 FR 727212597 A FR727212597 A FR 727212597A FR 7212597 A FR7212597 A FR 7212597A FR 2133622 B1 FR2133622 B1 FR 2133622B1
Authority
FR
France
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
FR727212597A
Other languages
French (fr)
Other versions
FR2133622A1 (Direct
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.)
Kawasaki Heavy Industries Ltd
Kawasaki Motors Ltd
Original Assignee
Kawasaki Heavy Industries Ltd
Kawasaki Jukogyo KK
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 Kawasaki Heavy Industries Ltd, Kawasaki Jukogyo KK filed Critical Kawasaki Heavy Industries Ltd
Publication of FR2133622A1 publication Critical patent/FR2133622A1/fr
Application granted granted Critical
Publication of FR2133622B1 publication Critical patent/FR2133622B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/10—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR727212597A 1971-04-14 1972-04-11 Expired FR2133622B1 (Direct)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2310771A JPS53699B1 (Direct) 1971-04-14 1971-04-14

Publications (2)

Publication Number Publication Date
FR2133622A1 FR2133622A1 (Direct) 1972-12-01
FR2133622B1 true FR2133622B1 (Direct) 1974-07-05

Family

ID=12101230

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727212597A Expired FR2133622B1 (Direct) 1971-04-14 1972-04-11

Country Status (6)

Country Link
US (1) US3786407A (Direct)
JP (1) JPS53699B1 (Direct)
DE (1) DE2215849C3 (Direct)
FR (1) FR2133622B1 (Direct)
GB (1) GB1334216A (Direct)
NO (1) NO129765B (Direct)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101949732B (zh) * 2010-08-13 2011-11-09 浙江大学 用于深水声波探测的谐振腔式水听器
WO2012151696A1 (en) * 2011-05-09 2012-11-15 Ultra Electronics Maritime Systems Inc. Acoustic projector having synchronized acoustic radiators
GB2508206B (en) * 2012-11-23 2017-06-28 Thales Holdings Uk Plc A transducer for a locator beacon and an underwater locator beacon
USD807260S1 (en) * 2016-04-11 2018-01-09 Christopher Mark Young Brake conversion hub

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2429104A (en) * 1943-03-27 1947-10-14 Rca Corp Signal translating apparatus
US2787671A (en) * 1952-10-06 1957-04-02 Schall Technik Dr Ing Karl Sch Microphone arrangement
US3281769A (en) * 1963-06-20 1966-10-25 Honeywell Inc Transducer apparatus

Also Published As

Publication number Publication date
JPS53699B1 (Direct) 1978-01-11
US3786407A (en) 1974-01-15
DE2215849B2 (de) 1974-02-21
DE2215849A1 (de) 1972-11-09
DE2215849C3 (de) 1974-09-26
FR2133622A1 (Direct) 1972-12-01
GB1334216A (en) 1973-10-17
NO129765B (Direct) 1974-05-20

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Legal Events

Date Code Title Description
ST Notification of lapse