Auto-matic back pressure relief muffler
US6079516A · kind A · utility
9Cited by
1References
1Claims
0Family size
Inventor
Key dates
| Filing date | Mar 2, 1998 |
| Grant date | Jun 27, 2000 |
| Priority date | — |
| Expiry date | Mar 2, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01N1/166
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A muffler for an internal combustion engine comprises: a plurality of chambers formed by a single partitioning wall inside an outer shell to be communicated with each other at the entrance and at the exit of the muffler; and a flapper-valve is provided in a communicating passage at the entrance, and a opening in the partitioning wall provide communication at the exit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.