DK158178C - PIEZOELECTRIC ELEMENT - Google Patents

PIEZOELECTRIC ELEMENT

Info

Publication number: DK158178C
Authority: DK; Denmark
Prior art keywords: piezoelectric element; piezoelectric
Prior art date: 1981-06-24

Application number

DK282282A

Other languages

Danish (da)

Other versions

DK282282A (en

DK158178B (en

Inventor

Guenter Engel

Peter Krempl

Original Assignee

List Hans

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.)

1981-06-24

Filing date

1982-06-23

Publication date

1990-09-17

1981-06-24 Priority claimed from AT0280781A external-priority patent/AT370523B/en

1982-05-11 Priority claimed from AT0185482A external-priority patent/AT378627B/en

1982-06-23 Application filed by List Hans filed Critical List Hans

1982-12-25 Publication of DK282282A publication Critical patent/DK282282A/en

1990-04-02 Publication of DK158178B publication Critical patent/DK158178B/en

1990-09-17 Application granted granted Critical

1990-09-17 Publication of DK158178C publication Critical patent/DK158178C/en

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
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/853—Ceramic compositions

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Ceramic Engineering (AREA)
Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

DK282282A 1981-06-24 1982-06-23 PIEZOELECTRIC ELEMENT DK158178C (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
AT0280781A AT370523B (en)	1981-06-24	1981-06-24	PIEZOELECTRIC TRANSMITTER
AT280781		1981-06-24
AT185482		1982-05-11
AT0185482A AT378627B (en)	1982-05-11	1982-05-11	PIEZOELECTRICAL, ELECTROACOUSTIC COMPONENTS

Publications (3)

Publication Number	Publication Date
DK282282A DK282282A (en)	1982-12-25
DK158178B DK158178B (en)	1990-04-02
DK158178C true DK158178C (en)	1990-09-17

Family

ID=25596989

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK282282A DK158178C (en)	1981-06-24	1982-06-23	PIEZOELECTRIC ELEMENT

Country Status (5)

Country	Link
EP (1)	EP0069112B1 (en)
BR (1)	BR8203657A (en)
DE (1)	DE3270962D1 (en)
DK (1)	DK158178C (en)
IL (1)	IL66088A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT393182B (en) *	1987-11-11	1991-08-26	Avl Verbrennungskraft Messtech	PIEZOELECTRIC CRYSTAL ELEMENT AND METHOD FOR PRODUCING THE SAME
AT393183B (en) *	1987-12-15	1991-08-26	Avl Verbrennungskraft Messtech	PIEZOELECTRIC CRYSTAL ELEMENT AND METHOD FOR PRODUCING THE SAME
AT390853B (en) *	1988-11-25	1990-07-10	Avl Verbrennungskraft Messtech	PIEZOELECTRIC CRYSTAL ELEMENT BASED ON GAPO4
FR2668948B1 (en) *	1990-11-13	1993-04-23	Cepe	PROCESS FOR THE DISSOLUTION OF A CRYSTALLINE MATERIAL.
AT401837B (en) *	1993-03-04	1996-12-27	Avl Verbrennungskraft Messtech	PIEZOELECTRIC CRYSTAL ELEMENT
FR2732768B1 (en) *	1995-04-07	1997-05-16	Thomson Csf	HIGH TEMPERATURE CHEMICAL SENSOR

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4109172A (en) *	1977-08-19	1978-08-22	The United States Of America As Represented By The Secretary Of The Air Force	High piezoelectric coupling-temperature compensated berlinite substrate member for surface acoustic wave devices
US4109173A (en) *	1977-08-19	1978-08-22	The United States Of America As Represented By The Secretary Of The Air Force	High piezoelectric coupling, low diffraction loss, temperature compensated berlinite substrate members for surface acoustic wave devices

1982
- 1982-06-06 EP EP82890087A patent/EP0069112B1/en not_active Expired
- 1982-06-06 DE DE8282890087T patent/DE3270962D1/en not_active Expired
- 1982-06-20 IL IL66088A patent/IL66088A/en not_active IP Right Cessation
- 1982-06-23 BR BR8203657A patent/BR8203657A/en not_active IP Right Cessation
- 1982-06-23 DK DK282282A patent/DK158178C/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
IL66088A0 (en)	1982-09-30
DK282282A (en)	1982-12-25
DE3270962D1 (en)	1986-06-12
BR8203657A (en)	1983-06-21
EP0069112B1 (en)	1986-05-07
EP0069112A1 (en)	1983-01-05
IL66088A (en)	1985-04-30
DK158178B (en)	1990-04-02

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Legal Events

Date	Code	Title	Description
1986-01-01	AHB	Application shelved due to non-payment