JPS6367743U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例における給排気装置
の要部分解斜視図、第２図は同設置例の断面図、
第３図は同分解斜視図、第４図は従来例を示す説
明図である。 １４……排気管、１５……給気ホース、１５ａ
……凹部、１５ｂ……長穴、１５ｃ……丸穴、１
６……給排ジヨイント、１８……突部。 Fig. 1 is an exploded perspective view of essential parts of an air supply/exhaust system according to an embodiment of the present invention, Fig. 2 is a sectional view of the same installation example,
FIG. 3 is an exploded perspective view, and FIG. 4 is an explanatory diagram showing a conventional example. 14...Exhaust pipe, 15...Air supply hose, 15a
...Recess, 15b...Elongated hole, 15c...Round hole, 1
6... Supply/discharge joint, 18... Projection.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 燃焼ガスを通す排気管と、この排気管を挿通さ
せる伸縮自在な給気ホースと、排気管ならびに給
気ホースに接続する給排ジヨイントとを備え、上
記給排ジヨイントの外周適所には突部を設け、か
つ給気ホースの端部には前記突部に対応させて円
周方向の長穴を形成するとともに長穴の端部には
凹部を設け、この凹部を介して突部を長穴に嵌合
させて給気ホースと給排ジヨイントを結合した燃
焼機の給排気装置。 It is equipped with an exhaust pipe through which combustion gas passes, a telescopic air supply hose through which the exhaust pipe is inserted, and a supply/discharge joint that connects to the exhaust pipe and the supply/discharge joint, and a protrusion is provided at an appropriate position on the outer periphery of the supply/discharge joint. A long hole in the circumferential direction is formed at the end of the air supply hose corresponding to the protrusion, and a recess is provided at the end of the elongate hole, and the protrusion is connected to the elongate hole through the recess. A combustion engine supply and exhaust system that combines an air supply hose and a supply and exhaust joint by fitting them together.