JPH01126697U - - Google Patents

Info

Publication number

JPH01126697U

JPH01126697U JP20055487U JP20055487U JPH01126697U JP H01126697 U JPH01126697 U JP H01126697U JP 20055487 U JP20055487 U JP 20055487U JP 20055487 U JP20055487 U JP 20055487U JP H01126697 U JPH01126697 U JP H01126697U

Authority

JP

Japan

Prior art keywords

metal diaphragm

bending

piezoelectric

case

front case

Prior art date

1987-12-28

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

• 239000002184 metal Substances 0.000 claims description 4
• 239000000919 ceramic Substances 0.000 claims description 3
• 230000002093 peripheral effect Effects 0.000 claims description 3
• 238000005452 bending Methods 0.000 claims 3
• WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1