JPS6174612U - - Google Patents

Info

Publication number

JPS6174612U

JPS6174612U JP15844784U JP15844784U JPS6174612U JP S6174612 U JPS6174612 U JP S6174612U JP 15844784 U JP15844784 U JP 15844784U JP 15844784 U JP15844784 U JP 15844784U JP S6174612 U JPS6174612 U JP S6174612U

Authority

JP

Japan

Prior art keywords

cylinder

silencing chamber

final

sound absorbing

diffusion interference

Prior art date

1984-10-22

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

• 230000030279 gene silencing Effects 0.000 claims description 10
• 238000009792 diffusion process Methods 0.000 claims description 8
• 239000011358 absorbing material Substances 0.000 claims description 2
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
• 230000002093 peripheral effect Effects 0.000 claims 1
• 230000003584 silencer Effects 0.000 claims 1
• 239000000377 silicon dioxide Substances 0.000 claims 1
• 230000004888 barrier function Effects 0.000 description 1