FR2411533A1 - Transducteur electromecanique - Google Patents

Transducteur electromecanique

Info

Publication number
FR2411533A1
FR2411533A1 FR7834405A FR7834405A FR2411533A1 FR 2411533 A1 FR2411533 A1 FR 2411533A1 FR 7834405 A FR7834405 A FR 7834405A FR 7834405 A FR7834405 A FR 7834405A FR 2411533 A1 FR2411533 A1 FR 2411533A1
Authority
FR
France
Prior art keywords
dielectric
plate
electromagnetic transducer
electrodes
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.)
Granted
Application number
FR7834405A
Other languages
English (en)
Other versions
FR2411533B1 (fr
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.)
Sony Corp
Original Assignee
Sony Corp
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 JP52146467A external-priority patent/JPS5936439B2/ja
Priority claimed from JP52146468A external-priority patent/JPS5936440B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of FR2411533A1 publication Critical patent/FR2411533A1/fr
Application granted granted Critical
Publication of FR2411533B1 publication Critical patent/FR2411533B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • G11B5/588—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads
    • 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
    • H10N30/204—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using bending displacement, e.g. unimorph, bimorph or multimorph cantilever or membrane benders
    • H10N30/2041—Beam type
    • H10N30/2042—Cantilevers, i.e. having one fixed end

Landscapes

  • Compositions Of Oxide Ceramics (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Transducers For Ultrasonic Waves (AREA)

Abstract

A.TRANSDUCTEUR ELECTROMAGNETIQUE. B.TRANSDUCTEUR ELECTROMAGNETIQUE CARACTERISE EN CE QU'IL SE COMPOSE D'UNE PLAQUE DIELECTRIQUE DONT LES SURFACES PRINCIPALES OPPOSEES PORTENT DEUX ELECTRODES RECOUVRANT PRATIQUEMENT TOUTES CES SURFACES, UNE PLAQUE DE BASE ETANT FIXEE A L'UNE DES SURFACES PRINCIPALES DE LA PLAQUE DIELECTRIQUE, AINSI QU'UN MOYEN POUR APPLIQUER UNE TENSION A LA PAIRE D'ELECTRODES ET FORMER UN CHAMP ELECTRIQUE PERPENDICULAIRE AUX SURFACES PRINCIPALES, LA PLAQUE DIELECTRIQUE ETANT REALISEE EN UN DIELECTRIQUE QUI EST EN PHASE PARA-ELECTRIQUE OU ANTI-FERROELECTRIQUE A LA TEMPERATURE AMBIANTE.
FR7834405A 1977-12-06 1978-12-06 Transducteur electromecanique Granted FR2411533A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP52146467A JPS5936439B2 (ja) 1977-12-06 1977-12-06 電気・機械変換素子
JP52146468A JPS5936440B2 (ja) 1977-12-06 1977-12-06 電気・機械変換素子

Publications (2)

Publication Number Publication Date
FR2411533A1 true FR2411533A1 (fr) 1979-07-06
FR2411533B1 FR2411533B1 (fr) 1984-07-06

Family

ID=26477299

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7834405A Granted FR2411533A1 (fr) 1977-12-06 1978-12-06 Transducteur electromecanique

Country Status (5)

Country Link
CA (1) CA1125343A (fr)
DE (1) DE2852795A1 (fr)
FR (1) FR2411533A1 (fr)
GB (1) GB2012106B (fr)
NL (1) NL185640C (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0109120A2 (fr) * 1982-11-05 1984-05-23 Philips Patentverwaltung GmbH Dispositif bistable de flexion en céramique
EP0129020A1 (fr) * 1981-09-08 1984-12-27 Robert Bosch Gmbh Dispositif de commande piézoélectrique destiné à une installation d'injection de combustible
EP0222097A1 (fr) * 1985-09-13 1987-05-20 Atlas Fahrzeugtechnik GmbH Injection de carburant
RU2513030C2 (ru) * 2012-04-10 2014-04-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВПО "НИУ "МЭИ") Реверсивный электростатический микродвигатель вращения

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1225694A (fr) * 1983-12-09 1987-08-18 Nippon Telegraph And Telephone Corporation Organe d'actionnement piezoelectrique a element bimorphe
USRE33691E (en) * 1984-12-21 1991-09-17 General Electric Company Piezoelectric ceramic switching devices and systems and method of making the same
US4755706A (en) * 1986-06-19 1988-07-05 General Electric Company Piezoelectric relays in sealed enclosures
JPH02240977A (ja) * 1989-03-14 1990-09-25 Toshiba Corp 変位発生装置
JP2538754B2 (ja) * 1993-09-21 1996-10-02 山一電機株式会社 捩れ振動子
IT1288760B1 (it) * 1996-10-17 1998-09-24 Fiat Ricerche Motore elettrostatico lineare
DE10017760C1 (de) * 2000-04-10 2001-08-16 Festo Ag & Co Piezokeramischer Biegewandler sowie Verwendung des piezokeramischen Biegewandlers
DE10149840A1 (de) * 2001-10-10 2003-05-08 Festo Ag & Co Piezokeramischer Biegewandler sowie Verwendung des piezokeramischen Biegewandlers
WO2009153757A1 (fr) 2008-06-19 2009-12-23 Nxp B.V. Commutateur piézoélectrique bimorphe

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2756353A (en) * 1950-04-10 1956-07-24 Gen Electric Bender-mode piezoelectric device and method of making the same
FR2345049A1 (fr) * 1976-03-19 1977-10-14 Ampex Montage d'excitation pour la commande d'une tete video mobile

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1145371A (en) * 1965-02-24 1969-03-12 Clevite Corp Field responsive devices and materials

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2756353A (en) * 1950-04-10 1956-07-24 Gen Electric Bender-mode piezoelectric device and method of making the same
FR2345049A1 (fr) * 1976-03-19 1977-10-14 Ampex Montage d'excitation pour la commande d'une tete video mobile

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0129020A1 (fr) * 1981-09-08 1984-12-27 Robert Bosch Gmbh Dispositif de commande piézoélectrique destiné à une installation d'injection de combustible
EP0109120A2 (fr) * 1982-11-05 1984-05-23 Philips Patentverwaltung GmbH Dispositif bistable de flexion en céramique
EP0109120A3 (en) * 1982-11-05 1984-08-22 Philips Patentverwaltung Gmbh Ceramic bistable flexure device
EP0222097A1 (fr) * 1985-09-13 1987-05-20 Atlas Fahrzeugtechnik GmbH Injection de carburant
RU2513030C2 (ru) * 2012-04-10 2014-04-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВПО "НИУ "МЭИ") Реверсивный электростатический микродвигатель вращения

Also Published As

Publication number Publication date
NL7811863A (nl) 1979-06-08
DE2852795C2 (fr) 1989-06-22
NL185640B (nl) 1990-01-02
GB2012106A (en) 1979-07-18
DE2852795A1 (de) 1979-06-07
CA1125343A (fr) 1982-06-08
NL185640C (nl) 1990-06-01
FR2411533B1 (fr) 1984-07-06
GB2012106B (en) 1982-06-23

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