CH423774A4 - - Google Patents

Info

Publication number
CH423774A4
CH423774A4 CH423774D CH423774D CH423774A4 CH 423774 A4 CH423774 A4 CH 423774A4 CH 423774 D CH423774 D CH 423774D CH 423774 D CH423774 D CH 423774D CH 423774 A4 CH423774 A4 CH 423774A4
Authority
CH
Switzerland
Application number
CH423774D
Inventor
Masanori Kawai
Haruo Takada
Shinkichi Kobayashi
Original Assignee
Suwa Seikosha Kk
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 Suwa Seikosha Kk filed Critical Suwa Seikosha Kk
Publication of CH423774A4 publication Critical patent/CH423774A4/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/21—Crystal tuning forks
    • H03H9/215—Crystal tuning forks consisting of quartz
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders; 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electric Clocks (AREA)
CH423774D 1973-03-27 1974-03-27 CH423774A4 (nl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP48034107A JPS49122768A (nl) 1973-03-27 1973-03-27
JP6713273A JPS5339117B2 (nl) 1973-03-27 1973-06-14
US454888A US3909640A (en) 1973-03-27 1974-03-26 Crystal vibrator mounting
US460231A US3909639A (en) 1973-03-27 1974-04-11 Oscillator for a timepiece
US05/734,056 USRE29429E (en) 1973-03-27 1976-10-20 Oscillator for a timepiece

Publications (1)

Publication Number Publication Date
CH423774A4 true CH423774A4 (nl) 1977-05-31

Family

ID=27521583

Family Applications (2)

Application Number Title Priority Date Filing Date
CH423774A CH599622B5 (nl) 1973-03-27 1974-03-27
CH423774D CH423774A4 (nl) 1973-03-27 1974-03-27

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH423774A CH599622B5 (nl) 1973-03-27 1974-03-27

Country Status (5)

Country Link
US (4) US3909640A (nl)
JP (2) JPS49122768A (nl)
CH (2) CH599622B5 (nl)
DE (1) DE2414790C3 (nl)
GB (1) GB1462102A (nl)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5329518B2 (nl) * 1974-03-15 1978-08-21
US4045953A (en) * 1974-09-30 1977-09-06 Kabushiki Kaisha Daini Seikosha Circuit board for an electronic timepiece
US4035673A (en) * 1974-12-24 1977-07-12 Citizen Watch Co. Limited Hermetically sealed mount for a piezoelectric tuning fork
US4069434A (en) * 1974-12-27 1978-01-17 Kabushiki Kaisha Suwa Seikosha Quartz crystal oscillator
JPS5295190A (en) * 1976-02-06 1977-08-10 Seiko Instr & Electronics Ltd Frequency control of tuning fork type crystal vibrator
JPS52119198A (en) * 1976-03-31 1977-10-06 Seiko Instr & Electronics Ltd Crystal watch
JPS622825Y2 (nl) * 1979-04-09 1987-01-22
US4282454A (en) * 1979-04-27 1981-08-04 Motorola, Inc. Piezoelectric crystal mounting and connection arrangement
FR2612021A1 (fr) * 1987-03-06 1988-09-09 Cepe Ressorts de suspension d'une lame vivrante piezoelectrique
JPH0490613A (ja) * 1990-08-03 1992-03-24 Murata Mfg Co Ltd 圧電振動子
EP1223674A3 (en) * 2000-12-25 2003-04-02 Seiko Epson Corporation Vibrating piece, vibrator, oscillator, and electronic equipment
JP3998948B2 (ja) * 2001-10-31 2007-10-31 セイコーインスツル株式会社 圧電振動子及びその製造方法
US6984925B2 (en) * 2002-05-28 2006-01-10 Delaware Capital Formation, Inc Low acceleration sensitivity mounting structures for crystal resonators
EP1890204B1 (fr) * 2006-08-16 2011-11-02 ETA SA Manufacture Horlogère Suisse Montre électronique comprenant un résonateur
CN101908815B (zh) * 2009-06-02 2015-04-08 易音特电子株式会社 双模振动器
KR101214318B1 (ko) * 2009-09-18 2013-01-09 세이코 엡슨 가부시키가이샤 진동편, 진동자, 발진기 및 전자기기

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE473801A (nl) * 1940-06-05
US2441139A (en) * 1946-04-29 1948-05-11 Bell Telephone Labor Inc Piezoelectric crystal mounting
US2666196A (en) * 1949-06-07 1954-01-12 Bell Telephone Labor Inc Frequency station calling system using bifurcated piezoelectric elements
US2882462A (en) * 1953-09-29 1959-04-14 Gen Electric Semiconductor device
US3501654A (en) * 1967-06-12 1970-03-17 Corning Glass Works Miniature pressure transducer
US3518470A (en) * 1969-01-13 1970-06-30 Clevite Corp Filter assembly
JPS4930558B1 (nl) * 1969-10-03 1974-08-14
DE2009379C3 (de) * 1970-02-27 1975-01-30 Gebrueder Junghans Gmbh, 7230 Schramberg Piezoelektrischer Oszillator in Form einer Stimmgabel als Zeitnormal für zeithaltende Geräte
US3697789A (en) * 1970-06-23 1972-10-10 Citizen Watch Co Ltd Mechanical oscillator
US3710040A (en) * 1970-09-03 1973-01-09 Johnson Co E F Microphone having improved piezoelectric transducer supports
US3683213A (en) * 1971-03-09 1972-08-08 Statek Corp Microresonator of tuning fork configuration

Also Published As

Publication number Publication date
DE2414790B2 (de) 1978-03-23
JPS5339117B2 (nl) 1978-10-19
USRE29763E (en) 1978-09-12
US3909640A (en) 1975-09-30
CH599622B5 (nl) 1978-05-31
US3909639A (en) 1975-09-30
DE2414790A1 (de) 1974-10-17
DE2414790C3 (de) 1978-11-16
USRE29429E (en) 1977-10-04
JPS5017589A (nl) 1975-02-24
JPS49122768A (nl) 1974-11-25
GB1462102A (en) 1977-01-19

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