Air intake device for outboard boat engine
US5870987A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1997 |
| Grant date | Feb 16, 1999 |
| Priority date | — |
| Expiry date | Apr 30, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M35/167
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An air intake device for a vertically oriented multi-cylinder outboard boat engine having an engine block, a crankcase, and vertically spaced fuel intake ports. The air intake device includes a surge tank rigidly attached to the crankcase and having a plurality of vertically spaced air intake union pipes extending from the surge tank, and an intake manifold cover rigidly attached to the engine block and having a plurality of vertically spaced air intake union pipes extending from the intake manifold cover. A flexible air intake hose is connected between the air intake union pipes extending from the surge tank and the air intake pipes extending from the intake manifold cover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.