JPH0452918U

JPH0452918U -

Info

Publication number: JPH0452918U
Application number: JP9609090U
Authority: JP
Priority date: 1990-09-14
Filing date: 1990-09-14
Publication date: 1992-05-06

Description

[Brief explanation of the drawing]

第１図はこの考案のエンジンの排気装置を備え
た小型滑走艇の側面図、第２図は同背面図である
。第３図はこの考案の実施例を示す、エンジンル
ーム内に収納されたエンジン及びその排気装置を
示す平面図、第４図は同側面図である。第５図は
継手の一例を示す断面図である。第６図は従来の
エンジンの排気装置を示す正面図、第７図は同側
面図である。１……小型滑走艇、２……船体、４……エンジ
ンルーム、１０……エンジン、１２……排気管、
１３，１６……継手、１５……排気マフラ、２０
……排気消音器。 FIG. 1 is a side view of a small personal watercraft equipped with an engine exhaust system of this invention, and FIG. 2 is a rear view of the same. FIG. 3 is a plan view showing an embodiment of this invention, showing an engine housed in an engine room and its exhaust system, and FIG. 4 is a side view of the same. FIG. 5 is a sectional view showing an example of the joint. FIG. 6 is a front view showing a conventional engine exhaust system, and FIG. 7 is a side view of the same. 1...Small planing boat, 2...Hull, 4...Engine room, 10...Engine, 12...Exhaust pipe,
13, 16...Joint, 15...Exhaust muffler, 20
...Exhaust silencer.

Claims

[Scope of Claim for Utility Model Registration] 1. An engine and an exhaust muffler are arranged independently along the longitudinal direction in the engine room of a small personal watercraft, and the exhaust port of the engine and the inlet of the exhaust muffler are connected to exhaust air. An exhaust system for an engine in a small personal watercraft, characterized by being connected by a pipe. 2. The engine is attached to the hull via a damper, the exhaust pipe is fixed to the engine side, and the exhaust muffler is fixed to the hull side, and the inlet of the exhaust muffler and the outlet of the exhaust pipe are connected to a heat-resistant and The exhaust system for an engine in a personal watercraft according to claim 1, wherein the exhaust system is connected via a flexible joint. 3 In the exhaust muffler following the exhaust muffler,
3. The exhaust system for an engine in a personal watercraft according to claim 2, wherein the entire exhaust muffler or the latter half of the exhaust muffler is inserted.