JPS5271188A - Crystal resonator - Google Patents

Crystal resonator

Info

Publication number
JPS5271188A
JPS5271188A JP14699775A JP14699775A JPS5271188A JP S5271188 A JPS5271188 A JP S5271188A JP 14699775 A JP14699775 A JP 14699775A JP 14699775 A JP14699775 A JP 14699775A JP S5271188 A JPS5271188 A JP S5271188A
Authority
JP
Japan
Prior art keywords
crystal resonator
wristwaches
eliminating
supports
changing
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.)
Pending
Application number
JP14699775A
Other languages
Japanese (ja)
Inventor
Toshiaki Ogata
Eiji Momozaki
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 Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP14699775A priority Critical patent/JPS5271188A/en
Publication of JPS5271188A publication Critical patent/JPS5271188A/en
Pending 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 devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders; Supports
    • H03H9/0595—Holders; Supports the holder support and resonator being formed in one body

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Abstract

PURPOSE:To obtain a small-sized high-performance crystal resonator for wristwaches by changing the shape of the end portions of a bar-form thickness slide type crystal resonator thereby eliminating the effect of supports on the vibrating portions.
JP14699775A 1975-12-10 1975-12-10 Crystal resonator Pending JPS5271188A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14699775A JPS5271188A (en) 1975-12-10 1975-12-10 Crystal resonator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14699775A JPS5271188A (en) 1975-12-10 1975-12-10 Crystal resonator

Publications (1)

Publication Number Publication Date
JPS5271188A true JPS5271188A (en) 1977-06-14

Family

ID=15420250

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14699775A Pending JPS5271188A (en) 1975-12-10 1975-12-10 Crystal resonator

Country Status (1)

Country Link
JP (1) JPS5271188A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62219708A (en) * 1986-03-19 1987-09-28 Kinseki Kk At-cut vibrator
US5376861A (en) * 1990-04-27 1994-12-27 Seiko Epson Corporation At-cut crystal oscillating reed and method of etching the same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62219708A (en) * 1986-03-19 1987-09-28 Kinseki Kk At-cut vibrator
JPH0580172B2 (en) * 1986-03-19 1993-11-08 Kinseki Ltd
US5376861A (en) * 1990-04-27 1994-12-27 Seiko Epson Corporation At-cut crystal oscillating reed and method of etching the same

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