DE68918041D1 - Längsdehnungsschwinger. - Google Patents

Längsdehnungsschwinger.

Info

Publication number: DE68918041D1
Authority: DE; Germany
Prior art keywords: longitudinal vibration; vibration transducer; transducer; longitudinal; vibration
Prior art date: 1988-10-17
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

DE68918041T

Other languages

English (en)

Inventor

Fumio Seiko Electronic Kimura

Masahiro Seiko Electron Oizumi

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.)

Seiko Electronic Components Ltd

Original Assignee

Seiko Electronic Components 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.)

1988-10-17

Filing date

1989-10-17

Publication date

1994-10-13

1989-10-17 Application filed by Seiko Electronic Components Ltd filed Critical Seiko Electronic Components Ltd

1994-10-13 Application granted granted Critical

1994-10-13 Publication of DE68918041D1 publication Critical patent/DE68918041D1/de

2009-10-18 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- H03H9/19—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of quartz
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/0595—Holders or supports the holder support and resonator being formed in one body

Landscapes

Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

DE68918041T 1988-10-17 1989-10-17 Längsdehnungsschwinger. Expired - Lifetime DE68918041D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP63262536A JPH02108316A (ja)	1988-10-17	1988-10-17	長辺縦振動子

Publications (1)

Publication Number	Publication Date
DE68918041D1 true DE68918041D1 (de)	1994-10-13

Family

ID=17377167

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68918041T Expired - Lifetime DE68918041D1 (de)	1988-10-17	1989-10-17	Längsdehnungsschwinger.

Country Status (4)

Country	Link
EP (1)	EP0365268B1 (de)
JP (1)	JPH02108316A (de)
KR (1)	KR900007111A (de)
DE (1)	DE68918041D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5334900A (en) *	1990-12-19	1994-08-02	Seiko Electronic Components Ltd.	Torsional quartz crystal resonator
EP0516400B1 (de) *	1991-05-27	1997-07-30	Seiko Electronic Components Ltd.	Drehschwingender Quarzkristallresonator
DE4321949C2 (de) *	1992-07-03	1997-07-10	Murata Manufacturing Co	Vibratoreinheit
DE4322144C2 (de) *	1992-07-03	1997-06-05	Murata Manufacturing Co	Vibratoreinheit
US5621263A (en) *	1993-08-09	1997-04-15	Murata Manufacturing Co., Ltd.	Piezoelectric resonance component
US5689220A (en) *	1993-08-17	1997-11-18	Murata Manufacturing Co., Ltd.	Laterally coupled piezoelectric resonator ladder-type filter with at least one width expansion mode resonator
US5648746A (en) *	1993-08-17	1997-07-15	Murata Manufacturing Co., Ltd.	Stacked diezoelectric resonator ladder-type filter with at least one width expansion mode resonator
JP3114526B2 (ja) *	1994-10-17	2000-12-04	株式会社村田製作所	チップ型圧電共振部品

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5552621A (en) *	1978-10-11	1980-04-17	Matsushima Kogyo Co Ltd	Vertical vibration-type piezo-vibrator
JPS59104812A (ja) *	1982-12-08	1984-06-16	Kinseki Kk	輪郭水晶振動子
JPH0239885B2 (ja) *	1983-05-26	1990-09-07	Kinseki Ltd	Nagahenatsudenshindoshi
JPS60226205A (ja) *	1984-04-25	1985-11-11	Kinseki Kk	長辺縦振動子
JPH01293707A (ja) *	1988-05-20	1989-11-27	Seiko Electronic Components Ltd	長辺縦振動子

1988
- 1988-10-17 JP JP63262536A patent/JPH02108316A/ja active Pending
1989
- 1989-10-16 KR KR1019890014830A patent/KR900007111A/ko not_active Application Discontinuation
- 1989-10-17 DE DE68918041T patent/DE68918041D1/de not_active Expired - Lifetime
- 1989-10-17 EP EP89310636A patent/EP0365268B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
KR900007111A (ko)	1990-05-09
EP0365268A2 (de)	1990-04-25
EP0365268B1 (de)	1994-09-07
EP0365268A3 (en)	1990-10-03
JPH02108316A (ja)	1990-04-20

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Legal Events

Date	Code	Title	Description
1995-03-09	8332	No legal effect for de