JPH01180681U - - Google Patents

Info

Publication number

JPH01180681U

JPH01180681U JP7258388U JP7258388U JPH01180681U JP H01180681 U JPH01180681 U JP H01180681U JP 7258388 U JP7258388 U JP 7258388U JP 7258388 U JP7258388 U JP 7258388U JP H01180681 U JPH01180681 U JP H01180681U

Authority

JP

Japan

Prior art keywords

piezoelectric element

attached

insulating material

protective material

protective

Prior art date

1988-05-30

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

• 239000000463 material Substances 0.000 claims description 5
• 239000011810 insulating material Substances 0.000 claims description 3
• 230000001681 protective effect Effects 0.000 claims description 3
• 238000001514 detection method Methods 0.000 claims 2
• 239000007788 liquid Substances 0.000 claims 1
• 239000000126 substance Substances 0.000 claims 1
• 239000000853 adhesive Substances 0.000 description 1
• 230000001070 adhesive effect Effects 0.000 description 1
• 239000002131 composite material Substances 0.000 description 1
• 239000011241 protective layer Substances 0.000 description 1