JPH0331800U - - Google Patents

Info

Publication number

JPH0331800U

JPH0331800U JP9112189U JP9112189U JPH0331800U JP H0331800 U JPH0331800 U JP H0331800U JP 9112189 U JP9112189 U JP 9112189U JP 9112189 U JP9112189 U JP 9112189U JP H0331800 U JPH0331800 U JP H0331800U

Authority

JP

Japan

Prior art keywords

piezoelectric

vibration

piezoelectric buzzer

frequency

reducing

Prior art date

1989-08-02

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

Links

• Espacenet
• Global Dossier
• Discuss

• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
• 229910001369 Brass Inorganic materials 0.000 claims 1
• 239000010951 brass Substances 0.000 claims 1
• 239000012212 insulator Substances 0.000 claims 1
• 229910052742 iron Inorganic materials 0.000 claims 1
• 230000002093 peripheral effect Effects 0.000 claims 1
• 229910000679 solder Inorganic materials 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1
• 239000002184 metal Substances 0.000 description 1

Cited By (3)