JPS6347073Y2 - - Google Patents

Info

Publication number

JPS6347073Y2

JPS6347073Y2 JP7971481U JP7971481U JPS6347073Y2 JP S6347073 Y2 JPS6347073 Y2 JP S6347073Y2 JP 7971481 U JP7971481 U JP 7971481U JP 7971481 U JP7971481 U JP 7971481U JP S6347073 Y2 JPS6347073 Y2 JP S6347073Y2

Authority

JP

Japan

Prior art keywords

delay line

printed circuit

solid

circuit board

ultrasonic

Prior art date

1981-05-29

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.)

Expired

Links

• Espacenet
• Global Dossier
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• 239000007787 solid Substances 0.000 claims description 7
• 239000000463 material Substances 0.000 claims description 3
• 229920003002 synthetic resin Polymers 0.000 claims description 2
• 239000000057 synthetic resin Substances 0.000 claims description 2
• 238000013016 damping Methods 0.000 description 7
• 229920005989 resin Polymers 0.000 description 6
• 239000011347 resin Substances 0.000 description 6
• 239000011521 glass Substances 0.000 description 5
• 239000003973 paint Substances 0.000 description 3
• 239000000203 mixture Substances 0.000 description 2
• 230000002093 peripheral effect Effects 0.000 description 2
• 239000000758 substrate Substances 0.000 description 2
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
• RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
• 239000012965 benzophenone Substances 0.000 description 1
• 238000000576 coating method Methods 0.000 description 1
• 239000003085 diluting agent Substances 0.000 description 1
• 239000000945 filler Substances 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 230000001678 irradiating effect Effects 0.000 description 1
• WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000002184 metal Substances 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 1
• 230000035939 shock Effects 0.000 description 1
• 229910000679 solder Inorganic materials 0.000 description 1
• 229910052623 talc Inorganic materials 0.000 description 1
• 239000000454 talc Substances 0.000 description 1
• MUTNCGKQJGXKEM-UHFFFAOYSA-N tamibarotene Chemical compound C=1C=C2C(C)(C)CCC(C)(C)C2=CC=1NC(=O)C1=CC=C(C(O)=O)C=C1 MUTNCGKQJGXKEM-UHFFFAOYSA-N 0.000 description 1