Title:
SILENCER
Document Type and Number:
Japanese Patent JP2008015147
Kind Code:
A
Abstract:
To provide a silencer in which noise sound wave is captured using diffraction and reflection of sound waves, and when the noise sound wave is captured, it is not reflected to the outside of the silencer.
A silence room is formed so that a fiber material and a porosity material are stored in inner space of a casing of a silencer main body, and a sound wave scattering plate is attached in the silence room. The sound wave scattering plate is composed of a rectangle plate member, and formed in a twisted shape with an axis in a longer or shorter direction.
Inventors:
TAKEDA SHOICHI
OHIGATA YUKITO
ARAI TAKESHI
TAKIZAWA YOSHIYUKI
OHIGATA YUKITO
ARAI TAKESHI
TAKIZAWA YOSHIYUKI
Application Number:
JP2006185397A
Publication Date:
January 24, 2008
Filing Date:
July 05, 2006
Export Citation:
Assignee:
MK SEIKO CO LTD
International Classes:
G10K11/16; E01F8/00
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