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DE735908C - Verfahren zur Abgleichung der Schwingungsfrequenz einer piezoelektrischen Kristallplatte - Google Patents

Verfahren zur Abgleichung der Schwingungsfrequenz einer piezoelektrischen Kristallplatte

Info

Publication number
DE735908C
DE735908C DEI57848D DEI0057848D DE735908C DE 735908 C DE735908 C DE 735908C DE I57848 D DEI57848 D DE I57848D DE I0057848 D DEI0057848 D DE I0057848D DE 735908 C DE735908 C DE 735908C
Authority
DE
Germany
Prior art keywords
crystal
frequency
plate
crystal plate
adjusting
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.)
Expired
Application number
DEI57848D
Other languages
German (de)
English (en)
Inventor
Gerald Warner Willard
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.)
HANS BODO WILLERS
Original Assignee
HANS BODO WILLERS
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 HANS BODO WILLERS filed Critical HANS BODO WILLERS
Application granted granted Critical
Publication of DE735908C publication Critical patent/DE735908C/de
Expired 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
    • H03H9/09—Elastic or damping supports
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/42—Piezoelectric device making

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Insulated Conductors (AREA)
DEI57848D 1936-04-22 1937-04-27 Verfahren zur Abgleichung der Schwingungsfrequenz einer piezoelektrischen Kristallplatte Expired DE735908C (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75727A US2123236A (en) 1936-04-22 1936-04-22 Crystal holder
US77325A US2268365A (en) 1936-04-22 1936-05-01 Piezoelectric apparatus

Publications (1)

Publication Number Publication Date
DE735908C true DE735908C (de) 1943-06-01

Family

ID=41119701

Family Applications (2)

Application Number Title Priority Date Filing Date
DEI57848D Expired DE735908C (de) 1936-04-22 1937-04-27 Verfahren zur Abgleichung der Schwingungsfrequenz einer piezoelektrischen Kristallplatte
DEJ61955A Expired DE756196C (de) 1936-04-22 1937-04-28 Verfahren zum Abgleichen des Frequenz-Temperaturkoeffizienten eines piezoelektrischen Kristalls

Family Applications After (1)

Application Number Title Priority Date Filing Date
DEJ61955A Expired DE756196C (de) 1936-04-22 1937-04-28 Verfahren zum Abgleichen des Frequenz-Temperaturkoeffizienten eines piezoelektrischen Kristalls

Country Status (4)

Country Link
US (2) US2123236A (fr)
DE (2) DE735908C (fr)
FR (1) FR820889A (fr)
GB (2) GB479637A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2482828A (en) * 1945-04-03 1949-09-27 Us Sec War Mounting for piezo electric elements
US2437218A (en) * 1946-01-28 1948-03-02 Premier Crystal Lab Inc Method and means for mounting piezo crystal plates
GB679575A (en) * 1950-01-20 1952-09-17 Standard Telephones Cables Ltd Improvements in or relating to piezo-electric crystal plates
US2931924A (en) * 1958-06-25 1960-04-05 Philip A Simpson Quartz oscillator unit for operation at low temperatures
US3201984A (en) * 1962-03-19 1965-08-24 Bendix Corp Electric sensors and circuits
FR2462055A1 (fr) * 1979-07-18 1981-02-06 France Etat Oscillateur haute frequence autothermostate
US4373119A (en) * 1980-12-05 1983-02-08 Motorola, Inc. Adjustable transducer
JPS5984921U (ja) * 1982-11-27 1984-06-08 株式会社村田製作所 振動子支持構造
JPH06350376A (ja) * 1993-01-25 1994-12-22 Matsushita Electric Ind Co Ltd 気密封止された圧電デバイスおよび気密封止パッケージ
DE69429848T2 (de) * 1993-11-01 2002-09-26 Matsushita Electric Industrial Co., Ltd. Elektronische Anordnung und Verfahren zur Herstellung
EP0657900B1 (fr) * 1993-12-06 1998-03-25 Matsushita Electric Industrial Co., Ltd. Structure magnétique hybride et procédé de sa fabrication

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB239175A (en) * 1924-08-26 1926-09-30 Western Electric Co Ltd Improvements in piezo-electric frequency control devices
US1925577A (en) * 1930-10-17 1933-09-05 American Optical Corp Oscillating crystal
US2018246A (en) * 1934-10-09 1935-10-22 Westinghouse Electric & Mfg Co Quartz crystal manufacture

Also Published As

Publication number Publication date
US2268365A (en) 1941-12-30
GB479637A (en) 1938-02-09
DE756196C (de) 1953-02-16
GB471465A (en) 1937-09-06
FR820889A (fr) 1937-11-20
US2123236A (en) 1938-07-12

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