AU2002257991A1 - Piezoelectric torsional devices - Google Patents

Piezoelectric torsional devices

Info

Publication number
AU2002257991A1
AU2002257991A1 AU2002257991A AU2002257991A AU2002257991A1 AU 2002257991 A1 AU2002257991 A1 AU 2002257991A1 AU 2002257991 A AU2002257991 A AU 2002257991A AU 2002257991 A AU2002257991 A AU 2002257991A AU 2002257991 A1 AU2002257991 A1 AU 2002257991A1
Authority
AU
Australia
Prior art keywords
piezoelectric torsional
torsional devices
devices
piezoelectric
torsional
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.)
Abandoned
Application number
AU2002257991A
Inventor
Anthony Hooley
Ursula Ruth Lenel
Gareth Mckevitt
David Henry Pearce
Mark Richard Shepherd
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.)
1 Ltd
Original Assignee
1 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 1 Ltd filed Critical 1 Ltd
Publication of AU2002257991A1 publication Critical patent/AU2002257991A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H10N30/208—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using shear or torsion displacement, e.g. d15 type devices
AU2002257991A 2001-06-20 2002-06-19 Piezoelectric torsional devices Abandoned AU2002257991A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0115063.0A GB0115063D0 (en) 2001-06-20 2001-06-20 Piezoelectric devices
GB0115063.0 2001-06-20
PCT/GB2002/002768 WO2002103817A2 (en) 2001-06-20 2002-06-19 Piezoelectric torsional devices

Publications (1)

Publication Number Publication Date
AU2002257991A1 true AU2002257991A1 (en) 2003-01-02

Family

ID=9916992

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002257991A Abandoned AU2002257991A1 (en) 2001-06-20 2002-06-19 Piezoelectric torsional devices

Country Status (3)

Country Link
AU (1) AU2002257991A1 (en)
GB (2) GB0115063D0 (en)
WO (1) WO2002103817A2 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900748A (en) * 1972-01-31 1975-08-19 Zenith Radio Corp Torsional ceramic transducer
WO1992001955A1 (en) * 1990-07-16 1992-02-06 Atlantic Richfield Company Torsional force transducer and method of operation
US5321333A (en) * 1993-04-06 1994-06-14 The United States Of America As Represented By The Secretary Of The Navy Torsional shear wave transducer
ES2199412T3 (en) * 1997-10-13 2004-02-16 Sagem S.A. AMPLIFIED ACTUATOR OF ACTIVE MATERIALS.
US6020674A (en) * 1997-10-31 2000-02-01 The Penn State Research Foundation Torsional electrostrictive actuators
FR2786957B1 (en) * 1998-12-07 2001-02-23 Sfim Ind PIEZOELECTRIC OR ELECTROSTRICTIVE ACTUATOR

Also Published As

Publication number Publication date
GB2393573B (en) 2004-12-22
GB0400609D0 (en) 2004-02-11
WO2002103817A2 (en) 2002-12-27
GB0115063D0 (en) 2001-08-15
GB2393573A (en) 2004-03-31
WO2002103817A3 (en) 2003-10-30

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase