DE2852795A1 - Elektromechanischer wandler - Google Patents

Elektromechanischer wandler

Info

Publication number
DE2852795A1
DE2852795A1 DE19782852795 DE2852795A DE2852795A1 DE 2852795 A1 DE2852795 A1 DE 2852795A1 DE 19782852795 DE19782852795 DE 19782852795 DE 2852795 A DE2852795 A DE 2852795A DE 2852795 A1 DE2852795 A1 DE 2852795A1
Authority
DE
Germany
Prior art keywords
dielectric
plate
ceramic
converter according
electric field
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
DE19782852795
Other languages
German (de)
English (en)
Other versions
DE2852795C2 (enExample
Inventor
Tomosaburo Kitamura
Yoichi Kodera
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 DE2852795A1 publication Critical patent/DE2852795A1/de
Application granted granted Critical
Publication of DE2852795C2 publication Critical patent/DE2852795C2/de
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)
DE19782852795 1977-12-06 1978-12-06 Elektromechanischer wandler Granted DE2852795A1 (de)

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
DE2852795A1 true DE2852795A1 (de) 1979-06-07
DE2852795C2 DE2852795C2 (enExample) 1989-06-22

Family

ID=26477299

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782852795 Granted DE2852795A1 (de) 1977-12-06 1978-12-06 Elektromechanischer wandler

Country Status (5)

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

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4625137A (en) * 1983-12-09 1986-11-25 Nippon Telegraph & Telephone Public Corp. Piezoelectric actuator using bimorph element
US4755706A (en) * 1986-06-19 1988-07-05 General Electric Company Piezoelectric relays in sealed enclosures
USRE33691E (en) * 1984-12-21 1991-09-17 General Electric Company Piezoelectric ceramic switching devices and systems and method of making the same
US5083056A (en) * 1989-03-14 1992-01-21 Kabushiki Kaisha Toshiba Displacement generating apparatus
US5581143A (en) * 1993-09-21 1996-12-03 Yamaichi Electronics Co., Ltd. Twist vibrator
WO2001078160A1 (de) * 2000-04-10 2001-10-18 Siemens Aktiengesellschaft Piezokeramischer biegewandler sowie verwendung des piezokeramischen biegewandlers
WO2003034511A3 (de) * 2001-10-10 2003-10-30 Siemens Ag Piezokeramischer biegewandler sowie verwendung des piezokeramischen biegewandlers

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135494A1 (de) * 1981-09-08 1983-03-24 Robert Bosch Gmbh, 7000 Stuttgart "kraftstoffeinspritzanlage"
DE3240884A1 (de) * 1982-11-05 1984-05-10 Philips Patentverwaltung Gmbh, 2000 Hamburg Keramisches bistabiles biegeelement
DE3532660A1 (de) * 1985-09-13 1987-03-26 Atlas Fahrzeugtechnik Gmbh Kraftstoffeinspritzventil
IT1288760B1 (it) * 1996-10-17 1998-09-24 Fiat Ricerche Motore elettrostatico lineare
WO2009153757A1 (en) 2008-06-19 2009-12-23 Nxp B.V. Piezoelectric bimorph switch
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

Citations (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

Family Cites Families (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
US4106065A (en) * 1976-03-19 1978-08-08 Ampex Corporation Drive circuitry for controlling movable video head

Patent Citations (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

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
JAFFE B., et al.: Piezoelectric Ceramics, Academic Press, London, New York, 1971, S.11-15,43-47,75-81,171-181 *
Piezo-Elemente und ihre Anwendung, Elektronik, 1973, Bd.22, H.7, S.267-268 *
Sowjet Physics, Solide Strate, Bd. 2, Nr. 11, 1961, S. 2428-31 *
Sowjet Physics, Solide Strate, Bd. 3, 1961, S. 613-623 *
Sowjet Physics, Techn. Phys., Bd. 3, 1958, S. 1380-1382 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4625137A (en) * 1983-12-09 1986-11-25 Nippon Telegraph & Telephone Public Corp. Piezoelectric actuator using bimorph element
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
US5083056A (en) * 1989-03-14 1992-01-21 Kabushiki Kaisha Toshiba Displacement generating apparatus
US5581143A (en) * 1993-09-21 1996-12-03 Yamaichi Electronics Co., Ltd. Twist vibrator
WO2001078160A1 (de) * 2000-04-10 2001-10-18 Siemens Aktiengesellschaft Piezokeramischer biegewandler sowie verwendung des piezokeramischen biegewandlers
US6762536B2 (en) 2000-04-10 2004-07-13 Siemens Aktiengesellschaft Piezoceramic bending transducer and use thereof
WO2003034511A3 (de) * 2001-10-10 2003-10-30 Siemens Ag Piezokeramischer biegewandler sowie verwendung des piezokeramischen biegewandlers

Also Published As

Publication number Publication date
NL185640C (nl) 1990-06-01
CA1125343A (en) 1982-06-08
FR2411533A1 (fr) 1979-07-06
NL185640B (nl) 1990-01-02
NL7811863A (nl) 1979-06-08
FR2411533B1 (enExample) 1984-07-06
GB2012106B (en) 1982-06-23
GB2012106A (en) 1979-07-18
DE2852795C2 (enExample) 1989-06-22

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8330 Complete renunciation