JPS5386191A - Case of small size piezoelectric vibrator - Google Patents

Case of small size piezoelectric vibrator

Info

Publication number
JPS5386191A
JPS5386191A JP15477276A JP15477276A JPS5386191A JP S5386191 A JPS5386191 A JP S5386191A JP 15477276 A JP15477276 A JP 15477276A JP 15477276 A JP15477276 A JP 15477276A JP S5386191 A JPS5386191 A JP S5386191A
Authority
JP
Japan
Prior art keywords
case
small size
piezoelectric vibrator
size piezoelectric
value
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
JP15477276A
Other languages
Japanese (ja)
Inventor
Yasuhiro Ogura
Tetsuo Sugama
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.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co Ltd
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 Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Priority to JP15477276A priority Critical patent/JPS5386191A/en
Publication of JPS5386191A publication Critical patent/JPS5386191A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
    • H03H3/10—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves for obtaining desired frequency or temperature coefficient

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Abstract

PURPOSE:To eliminate hindrances at the time of the frequency adjustment of vibrating pieces and achieve the improvement in CI value, Q value, etc. by providing through-window parts on both of the base body side and cover side of a case.
JP15477276A 1976-12-22 1976-12-22 Case of small size piezoelectric vibrator Pending JPS5386191A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15477276A JPS5386191A (en) 1976-12-22 1976-12-22 Case of small size piezoelectric vibrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15477276A JPS5386191A (en) 1976-12-22 1976-12-22 Case of small size piezoelectric vibrator

Publications (1)

Publication Number Publication Date
JPS5386191A true JPS5386191A (en) 1978-07-29

Family

ID=15591549

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15477276A Pending JPS5386191A (en) 1976-12-22 1976-12-22 Case of small size piezoelectric vibrator

Country Status (1)

Country Link
JP (1) JPS5386191A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5575322A (en) * 1978-12-01 1980-06-06 Seiko Instr & Electronics Ltd Piezoelectric oscillator unit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5575322A (en) * 1978-12-01 1980-06-06 Seiko Instr & Electronics Ltd Piezoelectric oscillator unit
JPS6240882B2 (en) * 1978-12-01 1987-08-31 Seiko Denshi Kogyo Kk

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