Title:
SOUND ABSORBING COVER AND SOUND SOURCE COMPONENTS
Document Type and Number:
Japanese Patent JP2022072836
Kind Code:
A
Abstract:
To provide an inexpensive sound absorbing cover covering a sound source side component such as an engine cover of a vehicle, which can reduce overall thickness and simplify manufacturing work by eliminating need for laminating nonwoven fabrics.SOLUTION: A sound absorbing cover 10 covering a sound source side component 41 such as an engine cover is composed of a body 11 made of molded polyurethane foam, a support portion 21 supporting the body 11 away from a surface 43 of the sound source side component 41, and an air layer 31.SELECTED DRAWING: Figure 1
Inventors:
HASEGAWA YOSUKE
Application Number:
JP2020182491A
Publication Date:
May 17, 2022
Filing Date:
October 30, 2020
Export Citation:
Assignee:
INOUE MTP KK
International Classes:
G10K11/16; B60R13/08; C08G18/00; F02B77/13; G10K11/162
Domestic Patent References:
| JP2020046028A | 2020-03-26 | |||
| JP2014055529A | 2014-03-27 | |||
| JP2020013007A | 2020-01-23 | |||
| JPH0583338U | 1993-11-12 | |||
| JP2015209018A | 2015-11-24 |
Foreign References:
| WO2020110488A1 | 2020-06-04 | |||
| WO2002062865A1 | 2002-08-15 | |||
| WO2018225651A1 | 2018-12-13 |
Attorney, Agent or Firm:
Yoshio Rikio
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