CH604252B5 - - Google Patents

Info

Publication number
CH604252B5
CH604252B5 CH1248474A CH1248474A CH604252B5 CH 604252 B5 CH604252 B5 CH 604252B5 CH 1248474 A CH1248474 A CH 1248474A CH 1248474 A CH1248474 A CH 1248474A CH 604252 B5 CH604252 B5 CH 604252B5
Authority
CH
Switzerland
Application number
CH1248474A
Inventor
Masanori Kawai
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 CH604252B5 publication Critical patent/CH604252B5/xx

Links

Classifications

    • 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
    • H03H9/09—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 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
CH1248474A 1973-09-14 1974-09-13 CH604252B5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10326473A JPS57686B2 (en) 1973-09-14 1973-09-14

Publications (1)

Publication Number Publication Date
CH604252B5 true CH604252B5 (en) 1978-08-31

Family

ID=14349563

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1248474D CH1248474A4 (en) 1973-09-14 1974-09-13
CH1248474A CH604252B5 (en) 1973-09-14 1974-09-13

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH1248474D CH1248474A4 (en) 1973-09-14 1974-09-13

Country Status (4)

Country Link
JP (1) JPS57686B2 (en)
CH (2) CH1248474A4 (en)
DE (1) DE2444200C3 (en)
GB (1) GB1442939A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5237470U (en) * 1975-09-08 1977-03-16

Also Published As

Publication number Publication date
JPS57686B2 (en) 1982-01-07
CH1248474A4 (en) 1977-08-31
DE2444200A1 (en) 1975-04-03
JPS5056890A (en) 1975-05-17
DE2444200B2 (en) 1977-10-27
DE2444200C3 (en) 1978-06-15
GB1442939A (en) 1976-07-14

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Legal Events

Date Code Title Description
PL Patent ceased