GB2349464B - Dual frequency sonar transducer assembly - Google Patents

Dual frequency sonar transducer assembly

Info

Publication number
GB2349464B
GB2349464B GB8928598A GB8928598A GB2349464B GB 2349464 B GB2349464 B GB 2349464B GB 8928598 A GB8928598 A GB 8928598A GB 8928598 A GB8928598 A GB 8928598A GB 2349464 B GB2349464 B GB 2349464B
Authority
GB
United Kingdom
Prior art keywords
transducer assembly
dual frequency
sonar transducer
frequency sonar
dual
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
GB8928598A
Other versions
GB8928598D0 (en
GB2349464A (en
Inventor
Cleo Milford Stearns
David Justa Erickson
Louis Manuel Izzo
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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
Priority claimed from US07/377,506 external-priority patent/US5515342A/en
Application filed by General Electric Co PLC filed Critical General Electric Co PLC
Publication of GB8928598D0 publication Critical patent/GB8928598D0/en
Publication of GB2349464A publication Critical patent/GB2349464A/en
Application granted granted Critical
Publication of GB2349464B publication Critical patent/GB2349464B/en
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
    • B06B1/0611—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 in a pile
    • B06B1/0618—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 in a pile of piezo- and non-piezoelectric elements, e.g. 'Tonpilz'

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GB8928598A 1988-12-22 1989-12-19 Dual frequency sonar transducer assembly Expired - Fee Related GB2349464B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28848988A 1988-12-22 1988-12-22
US07/377,506 US5515342A (en) 1988-12-22 1989-07-10 Dual frequency sonar transducer assembly

Publications (3)

Publication Number Publication Date
GB8928598D0 GB8928598D0 (en) 2000-08-23
GB2349464A GB2349464A (en) 2000-11-01
GB2349464B true GB2349464B (en) 2001-04-04

Family

ID=26965045

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8928598A Expired - Fee Related GB2349464B (en) 1988-12-22 1989-12-19 Dual frequency sonar transducer assembly

Country Status (3)

Country Link
AU (1) AU769905B1 (en)
FR (1) FR2806867B1 (en)
GB (1) GB2349464B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7126878B1 (en) * 2004-01-27 2006-10-24 Bae Systems Information And Electronic Systems Integration Inc. Push-pull tonpilz transducer
CN110045381B (en) * 2019-04-28 2022-08-02 哈尔滨工程大学 Line feature simplification-based side-scan sonar line feature matching improvement method
GB202206512D0 (en) * 2022-05-04 2022-06-15 Ultra Electronics Ltd A Hull-Mounted Sonar Array

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373143A (en) * 1980-10-03 1983-02-08 The United States Of America As Represented By The Secretary Of The Navy Parametric dual mode transducer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373143A (en) * 1980-10-03 1983-02-08 The United States Of America As Represented By The Secretary Of The Navy Parametric dual mode transducer

Also Published As

Publication number Publication date
GB8928598D0 (en) 2000-08-23
FR2806867B1 (en) 2002-11-29
AU769905B1 (en) 2004-02-05
GB2349464A (en) 2000-11-01
FR2806867A1 (en) 2001-09-28

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20021219