JPS6052130U

JPS6052130U - Motorcycle exhaust pipe device

Info

Publication number: JPS6052130U
Application number: JP14454983U
Authority: JP
Inventors: 浩生竹村; 平松　絹男
Original assignee: 本田技研工業株式会社
Priority date: 1983-09-20
Filing date: 1983-09-20
Publication date: 1985-04-12

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案を適用した自動二輪車の前半部の要部を
示す側面図、第２図は第１図の■−■線に沿う断面図、
第３図は第１図の■−■線に沿う断面図、第４図は連通
管と排気管との連通部分を一部断面で示す斜視図、第５
図は開閉弁の作動装置を示す同様な図面である。１・・・ヘッドパイプ、２・・・メインパイプ、３・・
・センターピラー、４・・・ダウンチューブ、５・・・
ラジェータ、６・・・キャブレター、７・・・排気口、
８・・・排気管、９・・・前輪、１０・・・エンジン、
１１・・・屈曲部、１２・・・レゾナンスチャンバ−１
１３・・・連通管、１４・・・ピストン、１５・・・排
気ポート、１６・・・連絡管、１７・・・弁口、１８・
・・連通口、１９・・・開閉弁、２０・・・クランクシ
ャフト、２１．２２・・・歯車、２３・・・機械式ガバ
ナ、２４・・・軸、２５・・・ラック、２６・・・スピ
ンドル、２７・・・ピニオン、２８・・・作動アーム、
２９・・・スプリング、３０・・・空気の流れ。Fig. 1 is a side view showing the main parts of the front half of a motorcycle to which the present invention is applied, Fig. 2 is a sectional view taken along the line ■-■ in Fig. 1,
Fig. 3 is a sectional view taken along the line ■-■ in Fig. 1, Fig. 4 is a perspective view showing a part of the communication part between the communication pipe and the exhaust pipe, and Fig. 5
The figure is a similar drawing showing an operating device for an on-off valve. 1...Head pipe, 2...Main pipe, 3...
・Center pillar, 4... Down tube, 5...
Radiator, 6...carburetor, 7...exhaust port,
8...Exhaust pipe, 9...Front wheel, 10...Engine,
11...Bending portion, 12...Resonance chamber-1
13... Communication pipe, 14... Piston, 15... Exhaust port, 16... Communication pipe, 17... Valve port, 18...
...Communication port, 19...Opening/closing valve, 20...Crankshaft, 21.22...Gear, 23...Mechanical governor, 24...Shaft, 25...Rack, 26...・Spindle, 27...pinion, 28...operating arm,
29... Spring, 30... Air flow.

Claims

[Scope of utility model registration request]

In a motorcycle in which a resonance chamber is provided in a part of the exhaust pipe and communicates with the exhaust pipe via an on-off valve, the exhaust pipe is suspended from the front part of the engine, bent at the rear part of the front wheel, and extended rearward. An exhaust pipe device for a motorcycle, characterized in that the resonance chamber is located in front of the bent portion of the exhaust pipe, and the outer shape of the resonance chamber is streamlined.