GB9613150D0 - Improvements in or relating to acoustic transducers - Google Patents

Improvements in or relating to acoustic transducers

Info

Publication number
GB9613150D0
GB9613150D0 GBGB9613150.3A GB9613150A GB9613150D0 GB 9613150 D0 GB9613150 D0 GB 9613150D0 GB 9613150 A GB9613150 A GB 9613150A GB 9613150 D0 GB9613150 D0 GB 9613150D0
Authority
GB
United Kingdom
Prior art keywords
relating
acoustic transducers
transducers
acoustic
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.)
Pending
Application number
GBGB9613150.3A
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.)
ER Fluid Developments Ltd
Original Assignee
ER Fluid Developments Ltd
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 ER Fluid Developments Ltd filed Critical ER Fluid Developments Ltd
Priority to GBGB9613150.3A priority Critical patent/GB9613150D0/en
Publication of GB9613150D0 publication Critical patent/GB9613150D0/en
Priority to PCT/GB1997/001684 priority patent/WO1997050077A1/en
Priority to AU35484/97A priority patent/AU3548497A/en
Priority to EP97931893A priority patent/EP0906611A1/en
Pending legal-status Critical Current

Links

GBGB9613150.3A 1996-06-22 1996-06-22 Improvements in or relating to acoustic transducers Pending GB9613150D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GBGB9613150.3A GB9613150D0 (en) 1996-06-22 1996-06-22 Improvements in or relating to acoustic transducers
PCT/GB1997/001684 WO1997050077A1 (en) 1996-06-22 1997-06-20 Acoustic transducers using a working fluid
AU35484/97A AU3548497A (en) 1996-06-22 1997-06-20 Acoustic transducers using a working fluid
EP97931893A EP0906611A1 (en) 1996-06-22 1997-06-20 Acoustic transducers using a working fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9613150.3A GB9613150D0 (en) 1996-06-22 1996-06-22 Improvements in or relating to acoustic transducers

Publications (1)

Publication Number Publication Date
GB9613150D0 true GB9613150D0 (en) 1996-08-28

Family

ID=10795747

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9613150.3A Pending GB9613150D0 (en) 1996-06-22 1996-06-22 Improvements in or relating to acoustic transducers

Country Status (4)

Country Link
EP (1) EP0906611A1 (en)
AU (1) AU3548497A (en)
GB (1) GB9613150D0 (en)
WO (1) WO1997050077A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7823689B2 (en) * 2001-07-27 2010-11-02 Baker Hughes Incorporated Closed-loop downhole resonant source
US7403628B2 (en) * 2004-04-07 2008-07-22 Sony Ericsson Mobile Communications Ab Transducer assembly and loudspeaker including rheological material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1571378A (en) * 1923-10-23 1926-02-02 Drahtlose Telegraphie Gmbh Sound-reproducing arrangement
AU1748083A (en) * 1983-08-01 1985-02-07 Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland, The Electroorhelogical fluid actuator
US5218576A (en) * 1992-05-22 1993-06-08 The United States Of America As Represented By The Secretary Of The Navy Underwater transducer
WO1994001979A1 (en) * 1992-07-14 1994-01-20 Noise Cancellation Technologies, Inc. Hydraulic powered loudspeaker

Also Published As

Publication number Publication date
WO1997050077A1 (en) 1997-12-31
EP0906611A1 (en) 1999-04-07
AU3548497A (en) 1998-01-14

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