Attachment pin for an exhaust-gas muffler
US7228935B2 · kind B2 · utility
2Cited by
177References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 10, 2003 |
| Grant date | Jun 12, 2007 |
| Priority date | — |
| Expiry date | Jan 16, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/75
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The invention relates to an attachment pin (1) for fixing an exhaust-gas muffler (2) in an apparatus part (4) of a portable handheld work apparatus (5) driven by an internal combustion engine. The exhaust-gas muffler (2) includes especially an exhaust-gas catalytic converter (3). An at least partially exposed region (6) is provided with a cooling surface (7) and is on the attachment pin (1) between the exhaust-gas muffler (2) and the apparatus part (4).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.