GB2231153B - Electromechanical transducer - Google Patents

Electromechanical transducer

Info

Publication number
GB2231153B
GB2231153B GB8909935A GB8909935A GB2231153B GB 2231153 B GB2231153 B GB 2231153B GB 8909935 A GB8909935 A GB 8909935A GB 8909935 A GB8909935 A GB 8909935A GB 2231153 B GB2231153 B GB 2231153B
Authority
GB
United Kingdom
Prior art keywords
electromechanical transducer
electromechanical
transducer
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 - Lifetime
Application number
GB8909935A
Other versions
GB8909935D0 (en
GB2231153A (en
Inventor
Leslie Howard Ford
David Ian Westley
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.)
Ferranti International PLC
Original Assignee
Ferranti International PLC
Ferranti International Signal 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
Application filed by Ferranti International PLC, Ferranti International Signal PLC filed Critical Ferranti International PLC
Priority to GB8909935A priority Critical patent/GB2231153B/en
Publication of GB8909935D0 publication Critical patent/GB8909935D0/en
Publication of GB2231153A publication Critical patent/GB2231153A/en
Application granted granted Critical
Publication of GB2231153B publication Critical patent/GB2231153B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
GB8909935A 1989-04-29 1989-04-29 Electromechanical transducer Expired - Lifetime GB2231153B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8909935A GB2231153B (en) 1989-04-29 1989-04-29 Electromechanical transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8909935A GB2231153B (en) 1989-04-29 1989-04-29 Electromechanical transducer

Publications (3)

Publication Number Publication Date
GB8909935D0 GB8909935D0 (en) 1989-09-13
GB2231153A GB2231153A (en) 1990-11-07
GB2231153B true GB2231153B (en) 1992-11-18

Family

ID=10656019

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8909935A Expired - Lifetime GB2231153B (en) 1989-04-29 1989-04-29 Electromechanical transducer

Country Status (1)

Country Link
GB (1) GB2231153B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2809580B1 (en) 2000-05-26 2002-08-30 Thomson Marconi Sonar Sas ELECTRODYNAMIC TRANSDUCER FOR UNDERWATER ACOUSTICS
US6771565B2 (en) * 2002-03-01 2004-08-03 Lvb Systems Ltd. Low voltage seismic sound source
KR101039146B1 (en) * 2011-01-19 2011-06-07 한국지질자원연구원 Boomer for marine seismic exploring

Also Published As

Publication number Publication date
GB8909935D0 (en) 1989-09-13
GB2231153A (en) 1990-11-07

Similar Documents

Publication Publication Date Title
GB2230159B (en) Piezoelectric transducer
EP0421286A3 (en) Piezoelectric transducer
GB9021473D0 (en) Acoustic telemetry
GB2215840B (en) Transducer
GB2234110B (en) Piezo-electric transducer
AU110744S (en) Transducer
GB2229537B (en) Magnetoelectronic transducer
GB9005574D0 (en) Acoustic transducer
GB9002433D0 (en) Transducers
GB2228842B (en) Relative position transducer
GB9010248D0 (en) Position transducers
EP0422458A3 (en) Displacement transducer
GB8809757D0 (en) Transducer
GB2231153B (en) Electromechanical transducer
GB8810214D0 (en) Movement transducer
GB2201318B (en) Electromechanical transducer
GB9027908D0 (en) Piezo-electric actuators
GB8809805D0 (en) Electromagnetic transducer
EP0423576A3 (en) Electromechanical schedule-clock
GB8822490D0 (en) Transducers
IE892281L (en) Mechanical transducer
GB8928448D0 (en) Acoustic transducer
EG19327A (en) Piezoelectric transducer
PL280652A1 (en) Transducer
GB8916795D0 (en) Compsite transducer

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950429