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GB2299861B - Piezoelectric vibrator unit - Google Patents

Piezoelectric vibrator unit

Info

Publication number
GB2299861B
GB2299861B GB9607687A GB9607687A GB2299861B GB 2299861 B GB2299861 B GB 2299861B GB 9607687 A GB9607687 A GB 9607687A GB 9607687 A GB9607687 A GB 9607687A GB 2299861 B GB2299861 B GB 2299861B
Authority
GB
United Kingdom
Prior art keywords
piezoelectric vibrator
vibrator unit
unit
piezoelectric
vibrator
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 - Lifetime
Application number
GB9607687A
Other versions
GB9607687D0 (en
GB2299861A (en
Inventor
Takeshi Nakamura
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of GB9607687D0 publication Critical patent/GB9607687D0/en
Publication of GB2299861A publication Critical patent/GB2299861A/en
Application granted granted Critical
Publication of GB2299861B publication Critical patent/GB2299861B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/097—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by vibratory elements
    • 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
    • H10N30/40—Piezoelectric or electrostrictive devices with electrical input and electrical output, e.g. functioning as transformers

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Gyroscopes (AREA)
GB9607687A 1995-04-12 1996-04-12 Piezoelectric vibrator unit Expired - Lifetime GB2299861B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11238295A JP3189620B2 (en) 1995-04-12 1995-04-12 Piezoelectric vibrator

Publications (3)

Publication Number Publication Date
GB9607687D0 GB9607687D0 (en) 1996-06-12
GB2299861A GB2299861A (en) 1996-10-16
GB2299861B true GB2299861B (en) 1999-01-13

Family

ID=14585288

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9607687A Expired - Lifetime GB2299861B (en) 1995-04-12 1996-04-12 Piezoelectric vibrator unit

Country Status (3)

Country Link
JP (1) JP3189620B2 (en)
DE (1) DE19614369C2 (en)
GB (1) GB2299861B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7084932B1 (en) 1999-12-28 2006-08-01 Johnson Controls Technology Company Video display system for a vehicle
US6409242B1 (en) 2000-11-14 2002-06-25 Chung L. Chang Flat thin screen T/V monitor automotive roof mount
US7044546B2 (en) 2002-08-14 2006-05-16 Johnson Safety, Inc. Headrest-mounted monitor
US6871356B2 (en) 2002-10-28 2005-03-22 Johnson Safety, Inc. Mobile video system
US7812784B2 (en) 2005-11-02 2010-10-12 Chung Lung Chang Headrest mounted entertainment system
US7762627B2 (en) 2005-11-02 2010-07-27 Chung Lung Chang Headrest-mounted entertainment systems
US8388060B2 (en) 2007-04-16 2013-03-05 Chung Lung Chang Headrest-mounted entertainment systems
ES2543928B1 (en) * 2013-12-30 2016-05-31 Zobele Espana Sa Device for diffusion of volatile substances

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2040560A (en) * 1978-11-16 1980-08-28 Suisse Horlogerie Piezoelectric tuning fork resonator
US4609844A (en) * 1984-08-10 1986-09-02 Murata Manufacturing Co., Ltd. Piezoelectric vibrator
US4742182A (en) * 1985-11-07 1988-05-03 Schott Glaswerke Flatpack for hermetic encapsulation of piezoelectric components

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143326B (en) * 1983-07-14 1986-08-13 Standard Telephones Cables Ltd Surface acoustic wave accelerometer
DE3843143A1 (en) * 1988-12-22 1990-06-28 Bosch Gmbh Robert SENSOR FOR DETERMINING THE ANGLE SPEED

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2040560A (en) * 1978-11-16 1980-08-28 Suisse Horlogerie Piezoelectric tuning fork resonator
US4609844A (en) * 1984-08-10 1986-09-02 Murata Manufacturing Co., Ltd. Piezoelectric vibrator
US4742182A (en) * 1985-11-07 1988-05-03 Schott Glaswerke Flatpack for hermetic encapsulation of piezoelectric components

Also Published As

Publication number Publication date
JPH08285882A (en) 1996-11-01
GB9607687D0 (en) 1996-06-12
DE19614369C2 (en) 1998-03-19
JP3189620B2 (en) 2001-07-16
DE19614369A1 (en) 1996-10-24
GB2299861A (en) 1996-10-16

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20160411