DE69820420D1 - Piezoelektrischer antrieb - Google Patents

Piezoelektrischer antrieb

Info

Publication number
DE69820420D1
DE69820420D1 DE69820420T DE69820420T DE69820420D1 DE 69820420 D1 DE69820420 D1 DE 69820420D1 DE 69820420 T DE69820420 T DE 69820420T DE 69820420 T DE69820420 T DE 69820420T DE 69820420 D1 DE69820420 D1 DE 69820420D1
Authority
DE
Germany
Prior art keywords
actuator
blade
piezoelectric drive
fixed
blades
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 - Fee Related
Application number
DE69820420T
Other languages
English (en)
Other versions
DE69820420T2 (de
Inventor
Simon Powell
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.)
PBT IP Ltd
Original Assignee
Greenbrook Electrical 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 Greenbrook Electrical PLC filed Critical Greenbrook Electrical PLC
Application granted granted Critical
Publication of DE69820420D1 publication Critical patent/DE69820420D1/de
Publication of DE69820420T2 publication Critical patent/DE69820420T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/127—Automatic release mechanisms with or without manual release using piezoelectric, electrostrictive or magnetostrictive trip units
    • 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
    • H10N30/2044—Cantilevers, i.e. having one fixed end having multiple segments mechanically connected in series, e.g. zig-zag type
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H57/00—Electrostrictive relays; Piezoelectric relays

Landscapes

  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Micromachines (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
DE69820420T 1997-03-07 1998-03-06 Piezoelektrischer antrieb Expired - Fee Related DE69820420T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9704769 1997-03-07
GBGB9704769.0A GB9704769D0 (en) 1997-03-07 1997-03-07 Low component count release mechanism
PCT/GB1998/000670 WO1998040917A1 (en) 1997-03-07 1998-03-06 Low component count release mechanism

Publications (2)

Publication Number Publication Date
DE69820420D1 true DE69820420D1 (de) 2004-01-22
DE69820420T2 DE69820420T2 (de) 2004-10-14

Family

ID=10808877

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69820420T Expired - Fee Related DE69820420T2 (de) 1997-03-07 1998-03-06 Piezoelektrischer antrieb

Country Status (14)

Country Link
US (1) US6323581B1 (de)
EP (1) EP0965147B1 (de)
JP (1) JP3204398B2 (de)
KR (1) KR100614854B1 (de)
CN (1) CN1223019C (de)
AT (1) ATE256342T1 (de)
AU (1) AU724314B2 (de)
CA (1) CA2283475C (de)
DE (1) DE69820420T2 (de)
ES (1) ES2212275T3 (de)
GB (1) GB9704769D0 (de)
HK (1) HK1026511A1 (de)
NZ (1) NZ337621A (de)
WO (1) WO1998040917A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9811277D0 (en) * 1998-05-26 1998-07-22 Pbt Limited Piezo ceramic operated mechanism
AU4583900A (en) * 1999-04-19 2000-11-02 Pbt (Ip) Limited Integrated electrically actuated mechanical release mechanism
GB9908930D0 (en) * 1999-04-19 1999-06-16 Pbt Limited Active material low power electrical switching mechanism
GB9908927D0 (en) * 1999-04-19 1999-06-16 Pbt Limited Electrically actuated mechanical release mechanism
IT1314357B1 (it) * 1999-12-31 2002-12-09 Abb Ricerca Spa Interruttore di potenza di bassa tensione avente funzionalita'migliorate
US6642832B2 (en) * 2000-12-08 2003-11-04 Texas Instruments Incorporated ARC responsive thermal circuit breaker
GB0113350D0 (en) * 2001-06-01 2001-07-25 Pbt Ip Ltd A rotary actuator mechanism
GB0203897D0 (en) * 2002-02-19 2002-04-03 Pbt Ip Ltd Low cost actuator with 2 dimensional motion
US20070001543A1 (en) * 2003-02-28 2007-01-04 Simon Powell Method and apparatus for electrically controlling the stroke of a mechanical member
GB0321439D0 (en) * 2003-09-12 2003-10-15 Pbt Ip Ltd Locking mechanism
US7157831B2 (en) * 2004-09-30 2007-01-02 Quality Research, Development & Consulting, Inc. Energy efficient vibration driven motor
FR2884962A1 (fr) * 2005-04-22 2006-10-27 Norbert Roger Beyrard Contacteur disjoncteur a ouverture par declenchement a l'aide d'un actuateur piezo electrique.
GB2433174A (en) * 2005-12-07 2007-06-13 New Transducers Ltd Exciter for a bending wave distributed mode loudspeaker
GB2434851A (en) * 2006-02-03 2007-08-08 Pbt A vibration resistant release mechanism
JP5271410B2 (ja) * 2009-04-17 2013-08-21 アルプス電気株式会社 アクチュエータ素子及び入力装置
CN101908815B (zh) * 2009-06-02 2015-04-08 易音特电子株式会社 双模振动器
FR2968361B1 (fr) * 2010-12-06 2014-11-21 Arveni Dispositif mecanique pour l'application d'une impulsion mecanique
KR101640445B1 (ko) * 2014-10-01 2016-07-18 주식회사 엠플러스 진동발생장치
FR3069739B1 (fr) * 2017-07-27 2019-08-30 Centre National De La Recherche Scientifique Dispositif d'actionnement amplificateur de mouvement

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1951219U (de) * 1965-01-28 1966-12-08 Siemens Ag Piezoelektrisches relais.
US3614485A (en) * 1969-08-05 1971-10-19 Austron Inc Electromechanical reed system
JPS51114051A (en) * 1975-03-31 1976-10-07 Noto Denshi Kogyo Kk Tuning fork vibrator
US4112279A (en) * 1977-09-02 1978-09-05 Bell Telephone Laboratories, Incorporated Piezoelectric relay construction
US4742260A (en) * 1986-02-06 1988-05-03 Hiroshi Shimizu Piezoelectrically driving device
DE3751183T2 (de) * 1986-09-29 1995-11-16 Mitsubishi Chem Corp Piezoelektrischer Antrieb.
JP3030574B2 (ja) * 1990-08-16 2000-04-10 キヤノン株式会社 微小変位型情報検知探針素子及びこれを用いた走査型トンネル顕微鏡、原子間力顕微鏡、情報処理装置
DE4337265C1 (de) * 1993-11-02 1995-03-09 Mayer Textilmaschf Kettenwirkmaschine mit mindestens einer Legebarre
US5689380A (en) * 1994-02-23 1997-11-18 Aura Systems, Inc. Thin film actuated mirror array for providing double tilt angle
JPH08129875A (ja) * 1994-10-28 1996-05-21 Hewlett Packard Co <Hp> 導電性針の位置ずれを低減したプローブ装置
WO1997034122A1 (en) * 1996-03-13 1997-09-18 International Business Machines Corporation Cantilever structures
JPH1064400A (ja) * 1996-08-19 1998-03-06 Nippon Avionics Co Ltd リレー

Also Published As

Publication number Publication date
AU724314B2 (en) 2000-09-14
KR20000076028A (ko) 2000-12-26
EP0965147B1 (de) 2003-12-10
ES2212275T3 (es) 2004-07-16
AU6506398A (en) 1998-09-29
HK1026511A1 (en) 2000-12-15
DE69820420T2 (de) 2004-10-14
CA2283475C (en) 2006-08-15
CN1255240A (zh) 2000-05-31
GB9704769D0 (en) 1997-04-23
JP3204398B2 (ja) 2001-09-04
CA2283475A1 (en) 1998-09-17
KR100614854B1 (ko) 2006-08-25
NZ337621A (en) 2000-05-26
US6323581B1 (en) 2001-11-27
ATE256342T1 (de) 2003-12-15
EP0965147A1 (de) 1999-12-22
CN1223019C (zh) 2005-10-12
WO1998040917A1 (en) 1998-09-17
JP2000509919A (ja) 2000-08-02

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PBT (IP) LTD., HARLOW, ESSEX, GB

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee