JPS6246396Y2 - - Google Patents

Info

Publication number

JPS6246396Y2

JPS6246396Y2 JP1981173190U JP17319081U JPS6246396Y2 JP S6246396 Y2 JPS6246396 Y2 JP S6246396Y2 JP 1981173190 U JP1981173190 U JP 1981173190U JP 17319081 U JP17319081 U JP 17319081U JP S6246396 Y2 JPS6246396 Y2 JP S6246396Y2

Authority

JP

Japan

Prior art keywords

diaphragm

microphone

acoustic

yoke

echo

Prior art date

1981-11-24

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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• 230000001681 protective effect Effects 0.000 description 5
• BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 4
• 238000002592 echocardiography Methods 0.000 description 3
• 230000000694 effects Effects 0.000 description 1
• 230000004907 flux Effects 0.000 description 1
• 239000012528 membrane Substances 0.000 description 1
• 235000001954 papillon Nutrition 0.000 description 1
• 244000229285 papillon Species 0.000 description 1