JPS63272300A - 円方向振動子 - Google Patents

円方向振動子

Info

Publication number
JPS63272300A
JPS63272300A JP62107390A JP10739087A JPS63272300A JP S63272300 A JPS63272300 A JP S63272300A JP 62107390 A JP62107390 A JP 62107390A JP 10739087 A JP10739087 A JP 10739087A JP S63272300 A JPS63272300 A JP S63272300A
Authority
JP
Japan
Prior art keywords
vibration
circular
vibrators
vibrator
terminal
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
JP62107390A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0314513B2 (en]
Inventor
Sousuke Miura
三浦　湊介
Kan Ishizuka
石塚　敢
Setsurou Kojima
小嶋　摂郎
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.)
Yamaichi Electronics Co Ltd
Original Assignee
Yamaichi Electronics Co 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 Yamaichi Electronics Co Ltd filed Critical Yamaichi Electronics Co Ltd
Priority to JP62107390A priority Critical patent/JPS63272300A/ja
Priority to US07/173,638 priority patent/US4857792A/en
Publication of JPS63272300A publication Critical patent/JPS63272300A/ja
Publication of JPH0314513B2 publication Critical patent/JPH0314513B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
    • G01N11/16—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by measuring damping effect upon oscillatory body
    • G01N11/162—Oscillations being torsional, e.g. produced by rotating bodies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • 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

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Gyroscopes (AREA)
JP62107390A 1987-04-30 1987-04-30 円方向振動子 Granted JPS63272300A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP62107390A JPS63272300A (ja) 1987-04-30 1987-04-30 円方向振動子
US07/173,638 US4857792A (en) 1987-04-30 1988-03-25 Circular direction vibrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62107390A JPS63272300A (ja) 1987-04-30 1987-04-30 円方向振動子

Publications (2)

Publication Number Publication Date
JPS63272300A true JPS63272300A (ja) 1988-11-09
JPH0314513B2 JPH0314513B2 (en]) 1991-02-26

Family

ID=14457919

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62107390A Granted JPS63272300A (ja) 1987-04-30 1987-04-30 円方向振動子

Country Status (2)

Country Link
US (1) US4857792A (en])
JP (1) JPS63272300A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0322540A (ja) * 1989-06-20 1991-01-30 Seiko Epson Corp 半導体装置の製造方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5216313A (en) * 1988-12-16 1993-06-01 Alps Electric Co., Ltd. Ultrasonic wave linear motor
JP2709282B2 (ja) * 1995-03-13 1998-02-04 山一電機株式会社 振動形検液装置
JP3190613B2 (ja) * 1997-03-31 2001-07-23 セイコーインスツルメンツ株式会社 圧電アクチュエータ
GB9802907D0 (en) 1998-02-12 1998-04-08 Hydramotion Ltd Resonant structures for transducers
JP4146127B2 (ja) * 2002-01-16 2008-09-03 セイコーインスツル株式会社 圧電アクチュエータ及びそれを備えた電子機器
JP3686404B2 (ja) * 2002-11-20 2005-08-24 Ｃｂｃマテリアルズ株式会社 検液装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488586A (en) * 1945-09-05 1949-11-22 Hartford Nat Bank & Trust Co Piezoelectrical apparatus
SE436675B (sv) * 1975-08-12 1985-01-14 Ki Politekhnichsky I Im 50 Let Elektrisk motor driven genom piezoelektriska krafter
SU686155A1 (ru) * 1977-01-21 1979-09-15 Предприятие П/Я Г-4173 Электромеханический преобразователь крутильных колебаний
US4399386A (en) * 1982-02-11 1983-08-16 Rca Corporation Rotative motor using plural arrays of piezoelectric elements
US4742260A (en) * 1986-02-06 1988-05-03 Hiroshi Shimizu Piezoelectrically driving device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0322540A (ja) * 1989-06-20 1991-01-30 Seiko Epson Corp 半導体装置の製造方法

Also Published As

Publication number Publication date
JPH0314513B2 (en]) 1991-02-26
US4857792A (en) 1989-08-15

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