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US 7,069,895 B2Granted
Air intake system of outboard motor
AssigneeSuzuki Kabushiki Kaisha
InventorsJun Itoh, Hiroyuki Maejima, Hiroo Yamauchi, Masashi Takayanagi
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Abstract
An outboard motor has a V-type engine in which in which a plurality of cylinders are arranged in a V-shape, a crankshaft is arranged substantially vertically, and an overhead valve (OHV)-type valve train is mounted. This outboard motor also includes an air intake system in which a carburetor is arranged above the engine and in a space of a V bank between the cylinders.
Claims5
An air intake system of an outboard motor comprising:
- a V-type engine in which a plurality of cylinders are arranged in a V-shape such that a cylinder head thereof is directed rearwardly
- a crankshaft arranged substantially vertically in the engine,
- a camshaft disposed on a crank shaft side of the engine rather than a cylinder head side of the engine;
- an intake port having an opening formed on an upper surface of the cylinder head;
- and
- a single throttle control device arranged above the engine at a portion in a space of a V-bank between the cylinders, connected at the intake port and an intake manifold, and having an upstream side opening direction forward.
3 more elements
Dependencies are inferred from the claim text.