Exhaust sound generating apparatus of vehicle
US10746078B2 · kind B2 · utility
1Cited by
11References
9Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 22, 2017 |
| Grant date | Aug 18, 2020 |
| Priority date | — |
| Expiry date | Nov 16, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01N2490/14
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Disclosed is an exhaust sound generating apparatus of a vehicle including a housing which has a connection flow passage connected to the exhaust pipe of a vehicle and is open on one surface, a cover member covering the open portion of the housing, and a membrane accommodated in an inside of the housing to partition the inside of the housing into a first space on the connection flow passage side and a second space on the cover member side and vibrated by the pulsation of exhaust gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.