FR1461880A - Dispositif équipé de deux cristaux piézoélectriques - Google Patents

Dispositif équipé de deux cristaux piézoélectriques

Info

Publication number: FR1461880A
Authority: FR; France
Prior art keywords: device equipped; piezoelectric crystals; piezoelectric; crystals
Prior art date: 1964-12-24
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

Application number

FR43706A

Other languages

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1964-12-24

Filing date

1965-12-24

Publication date

1966-12-09

1965-12-24 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1966-12-09 Application granted granted Critical

1966-12-09 Publication of FR1461880A publication Critical patent/FR1461880A/fr

Status Expired 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
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/58—Multiple crystal filters
- 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
- H03H9/0504—Holders or supports for bulk acoustic wave devices
- H03H9/0528—Holders or supports for bulk acoustic wave devices consisting of clips

Landscapes

Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

FR43706A 1964-12-24 1965-12-24 Dispositif équipé de deux cristaux piézoélectriques Expired FR1461880A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE1964N0017042 DE1920431U (de)	1964-12-24	1964-12-24	Vorrichtung mit zwei piezokristallen.

Publications (1)

Publication Number	Publication Date
FR1461880A true FR1461880A (fr)	1966-12-09

Family

ID=7340313

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR43706A Expired FR1461880A (fr)	1964-12-24	1965-12-24	Dispositif équipé de deux cristaux piézoélectriques

Country Status (5)

Country	Link
CH (1)	CH443418A (fr)
DE (1)	DE1920431U (fr)
DK (1)	DK114913B (fr)
FR (1)	FR1461880A (fr)
GB (1)	GB1073600A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4273399A (en) *	1979-11-05	1981-06-16	Amp Incorporated	Transducer supporting and contacting means
EP0070417B1 (fr) *	1981-07-02	1986-03-26	Schott Glaswerke	Support pour un résonateur à quartz
JPS6070811A (ja) *	1983-09-27	1985-04-22	Matsushima Kogyo Co Ltd	縦振動型圧電振動子と製造方法
DE4336622C1 (de) *	1993-10-27	1994-12-22	Schott Glaswerke	Halterung für Schwingquarzscheiben
DE19644161C2 (de) *	1995-11-07	1998-11-12	Daimler Benz Aerospace Ag	Piezoelektrischer Aktuator

1964
- 1964-12-24 DE DE1964N0017042 patent/DE1920431U/de not_active Expired
1965
- 1965-12-17 CH CH1744765A patent/CH443418A/de unknown
- 1965-12-21 GB GB5408365A patent/GB1073600A/en not_active Expired
- 1965-12-21 DK DK654565A patent/DK114913B/da unknown
- 1965-12-24 FR FR43706A patent/FR1461880A/fr not_active Expired

Also Published As

Publication number	Publication date
DK114913B (da)	1969-08-18
DE1920431U (de)	1965-07-29
GB1073600A (en)	1967-06-28
CH443418A (de)	1967-09-15

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