Personal watercraft exhaust system
US9522722B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2015 |
| Grant date | Dec 20, 2016 |
| Priority date | — |
| Expiry date | May 17, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63B34/10
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A personal watercraft has a hull having an exhaust aperture and a longitudinal centerline, a deck disposed on the hull, a straddle seat, an engine, a driveshaft operatively connected to the engine and extending rearwardly thereof, a jet propulsion system operatively connected to the driveshaft, an exhaust manifold connected to a lateral side on the engine on a first side of the longitudinal centerline, the exhaust manifold having a manifold outlet, a muffler disposed generally transversely and rearwardly of the engine, the muffler having a muffler inlet on the first side of the longitudinal axis and a muffler outlet, a first exhaust pipe connected to the manifold outlet and to the muffler inlet, and a second exhaust pipe connected to the muffler outlet and to the exhaust aperture. The second exhaust pipe extends upwardly and rearwardly from the muffler outlet, then downwardly and rearwardly to the exhaust aperture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.