Title:
VEHICLE SOUND-ABSORBING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/234311
Kind Code:
A1
Abstract:
This vehicle sound-absorbing device is disposed in a ventilation space between a vehicle exterior and a vehicle interior. The vehicle interior is equipped with a communication opening providing communication between the ventilation space and a vehicle compartment. The vehicle sound-absorbing device is provided with: a shield plate which is connected to the vehicle exterior and the vehicle interior and is thereby configured to divide the ventilation space into a first space in which the communication opening is disposed and a second space other than the first space; and a sound-absorbing structure configured to protrude from a first surface of the shield plate, that is a surface facing the first space, toward the first space.
Inventors:
TSUTSUMI NAOKI (JP)
FUJITA YOSHITERU (JP)
MIURA SOHEI (JP)
FUJITA YOSHITERU (JP)
MIURA SOHEI (JP)
Application Number:
PCT/JP2023/020137
Publication Date:
December 07, 2023
Filing Date:
May 30, 2023
Export Citation:
Assignee:
NIFCO INC (JP)
International Classes:
B60R13/08; B60H1/26; B62D25/02; G10K11/16; G10K11/172
Foreign References:
| JP2012166659A | 2012-09-06 | |||
| JP2011235794A | 2011-11-24 | |||
| JP2020062903A | 2020-04-23 | |||
| JP2019189060A | 2019-10-31 | |||
| JP2010054764A | 2010-03-11 | |||
| JPS59139467U | 1984-09-18 |
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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