Patent Number: 6,168,484

Title: Intake apparatus of outboard motor

Abstract: An outboard motor includes an engine holder, an engine installed above the engine holder, an intake apparatus disposed on one side of the engine, and an electric equipment box and an exhaust apparatus both disposed on another side of the engine. The intake apparatus comprises a throttle body installed in a front portion of the engine, a silencer operatively connected to an upstream side of the throttle body, a surge tank disposed on one side of the engine, and an intake manifold operatively connected to the surge tank. The silencer extends around a front side of the engine towards the exhaust apparatus. The silencer is provided with an upstream end portion to which an intake port is formed to open rearward. The upstream end portion may be fixed to a wall portion of the electric equipment box and the upstream end portion of the silencer has a lower surface to which an intake port is formed so that it opens downward.

Inventors: Mishima; Shuichi (Iwata, JP), Watanabe; Toshio (Hamamatsu, JP), Shimada; Hidetsugu (Hamamatsu, JP), Fukuda; Katsuhiro (Shizuoka-ken, JP), Itoh; Jun (Hamamatsu, JP), Takahashi; Satoru (Hamamatsu, JP), Hagino; Shuichi (Hamamatsu, JP)

Assignee: Suzuki Kabushiki Kaisha

International Classification: F02B 75/20 (20060101); F02B 75/00 (20060101); F02B 61/00 (20060101); F02B 61/04 (20060101); F02M 35/00 (20060101); F02M 35/16 (20060101); F02M 35/12 (20060101); F02B 75/18 (20060101); B63H 021/10 (); F02M 035/10 ()

Expiration Date: 01/02/2018