NL169940C - Inrichting voor het dragen van een kwartskristalelement van het stemvorktype. - Google Patents

Inrichting voor het dragen van een kwartskristalelement van het stemvorktype.

Info

Publication number
NL169940C
NL169940C NLAANVRAGE7416627,A NL7416627A NL169940C NL 169940 C NL169940 C NL 169940C NL 7416627 A NL7416627 A NL 7416627A NL 169940 C NL169940 C NL 169940C
Authority
NL
Netherlands
Prior art keywords
quartz crystal
crystal element
base member
supporting
vote
Prior art date
Application number
NLAANVRAGE7416627,A
Other languages
English (en)
Other versions
NL169940B (nl
NL7416627A (nl
Original Assignee
Nihon Dempa Kogyo Co
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
Priority claimed from JP303274A external-priority patent/JPS5094850A/ja
Priority claimed from JP10398074U external-priority patent/JPS5132273U/ja
Application filed by Nihon Dempa Kogyo Co filed Critical Nihon Dempa Kogyo Co
Publication of NL7416627A publication Critical patent/NL7416627A/nl
Publication of NL169940B publication Critical patent/NL169940B/nl
Application granted granted Critical
Publication of NL169940C publication Critical patent/NL169940C/nl

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)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Glass Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Adornments (AREA)
NLAANVRAGE7416627,A 1973-12-22 1974-12-20 Inrichting voor het dragen van een kwartskristalelement van het stemvorktype. NL169940C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP303274A JPS5094850A (nl) 1973-12-22 1973-12-22
JP10398074U JPS5132273U (nl) 1974-08-30 1974-08-30

Publications (3)

Publication Number Publication Date
NL7416627A NL7416627A (nl) 1975-06-24
NL169940B NL169940B (nl) 1982-04-01
NL169940C true NL169940C (nl) 1982-09-01

Family

ID=26336527

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7416627,A NL169940C (nl) 1973-12-22 1974-12-20 Inrichting voor het dragen van een kwartskristalelement van het stemvorktype.

Country Status (3)

Country Link
US (1) US4131816A (nl)
CH (1) CH615073GA3 (nl)
NL (1) NL169940C (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004166A (en) * 1975-03-12 1977-01-18 Nihon Dempa Kogyo Co., Ltd. Method for stabilizing the vibration frequency of a tuning fork-type quartz crystal oscillator
CH632389B (fr) * 1978-09-15 Ebauches Sa Dispositif pour l'assemblage de resonateurs a cristal piezo-electrique.
US4627774A (en) * 1985-05-23 1986-12-09 Ebaa Iron Inc. Limiting torque bolt-nut assembly
AU627094B2 (en) * 1987-05-01 1992-08-13 Abbott Laboratories Ultrasonic detector
US4821558A (en) * 1987-05-01 1989-04-18 Abbott Laboratories Ultrasonic detector
US5772252A (en) * 1995-06-16 1998-06-30 Malani; Jugal K. Pipe junction holder with a novel torque-limiting device
JPH1194554A (ja) * 1997-09-17 1999-04-09 Fujitsu Ltd 音叉型圧電振動ジャイロ
JP4665768B2 (ja) * 2006-01-10 2011-04-06 エプソントヨコム株式会社 気密封止構造および圧電デバイスとその製造方法
US20090100925A1 (en) * 2006-10-27 2009-04-23 Baker Hughes Incorporated System and method for coating flexural mechanical resonators
JP4990717B2 (ja) * 2007-08-10 2012-08-01 セイコーインスツル株式会社 ケースの製造方法、圧電振動子、発振器、電子機器、及び電波時計

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2195417A (en) * 1937-11-10 1940-04-02 Bell Telephone Labor Inc Vibrating piezoelectric relay
US3354413A (en) * 1961-11-13 1967-11-21 Kokusai Electric Co Ltd Electromechanical filter for low frequencies
US3805509A (en) * 1971-11-15 1974-04-23 Junghans Gmbh Geb Crystal vibrator as a time keeping vibrator for a timepiece
US4035673A (en) * 1974-12-24 1977-07-12 Citizen Watch Co. Limited Hermetically sealed mount for a piezoelectric tuning fork

Also Published As

Publication number Publication date
DE2460683A1 (de) 1975-06-26
NL169940B (nl) 1982-04-01
DE2460683B2 (de) 1976-05-06
NL7416627A (nl) 1975-06-24
CH615073GA3 (nl) 1980-01-15
US4131816A (en) 1978-12-26

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee