FR2339893A1 - Vibreur piezo-electrique - Google Patents

Vibreur piezo-electrique

Info

Publication number
FR2339893A1
FR2339893A1 FR7702264A FR7702264A FR2339893A1 FR 2339893 A1 FR2339893 A1 FR 2339893A1 FR 7702264 A FR7702264 A FR 7702264A FR 7702264 A FR7702264 A FR 7702264A FR 2339893 A1 FR2339893 A1 FR 2339893A1
Authority
FR
France
Prior art keywords
piezo
electric vibrator
vibrator
electric
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.)
Withdrawn
Application number
FR7702264A
Other languages
English (en)
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 Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of FR2339893A1 publication Critical patent/FR2339893A1/fr
Withdrawn legal-status Critical Current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
    • H03H9/02—Details
    • H03H9/05—Holders or supports
    • H03H9/10—Mounting in enclosures
    • H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
    • H03H9/1014—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device
    • H03H9/1021—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device the BAW device being of the cantilever type
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • G04F5/063—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR7702264A 1976-01-29 1977-01-27 Vibreur piezo-electrique Withdrawn FR2339893A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1976009131U JPS52101379U (fr) 1976-01-29 1976-01-29

Publications (1)

Publication Number Publication Date
FR2339893A1 true FR2339893A1 (fr) 1977-08-26

Family

ID=11712064

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7702264A Withdrawn FR2339893A1 (fr) 1976-01-29 1977-01-27 Vibreur piezo-electrique

Country Status (5)

Country Link
JP (1) JPS52101379U (fr)
DE (1) DE2703337A1 (fr)
FR (1) FR2339893A1 (fr)
GB (1) GB1537012A (fr)
HK (1) HK48382A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3731785A1 (de) * 1987-09-22 1989-03-30 Philips Patentverwaltung Schwingquarzgehaeuse fuer oberflaechenmontage

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH214271A (de) * 1938-08-31 1941-04-15 Telefunken Gmbh Piezoelektrische Vorrichtung.
US2245178A (en) * 1938-03-04 1941-06-10 Telefunken Gmbh Piezoelectric crystal
CH373707A (fr) * 1960-07-06 1963-06-29 Ebauches Sa Dispositif à cristal piézoélectrique

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2245178A (en) * 1938-03-04 1941-06-10 Telefunken Gmbh Piezoelectric crystal
CH214271A (de) * 1938-08-31 1941-04-15 Telefunken Gmbh Piezoelektrische Vorrichtung.
CH373707A (fr) * 1960-07-06 1963-06-29 Ebauches Sa Dispositif à cristal piézoélectrique

Also Published As

Publication number Publication date
DE2703337A1 (de) 1977-08-04
HK48382A (en) 1982-11-26
GB1537012A (en) 1978-12-29
JPS52101379U (fr) 1977-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse