JPS63158572U - - Google Patents

Description

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

第１図及び第２図はそれぞれこの考案の一実施
例を示すもので、第１図は正面図、第２図はその
―断面図、第３図は従来のＥＧＲバルブを示
す概略構成図、第４図及び第５図はそれぞれ従来
の他のＥＧＲバルブを示すもので、第４図は断面
図、第５図はそのＶ―Ｖ断面図である。 図において、５は排気ガス用通路、７は調節弁
、２０は冷却室、２２ｄは排圧取出口、２４は排
圧出口である。なお、各図中同一符号は同一又は
相当部分を示すものである。 Figures 1 and 2 each show an embodiment of this invention, with Figure 1 being a front view, Figure 2 being a sectional view thereof, and Figure 3 being a schematic configuration diagram showing a conventional EGR valve. 4 and 5 respectively show other conventional EGR valves, with FIG. 4 being a sectional view and FIG. 5 being a sectional view taken along the line V-V. In the figure, 5 is an exhaust gas passage, 7 is a control valve, 20 is a cooling chamber, 22d is an exhaust pressure outlet, and 24 is an exhaust pressure outlet. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 機関の排気管から吸気管へ排気ガスを再循環さ
せるための排気ガス用通路、この通路の途中に設
けられ、上記通路の開度を調節する調節弁、この
調節弁で仕切られる上記通路の上流側に設けられ
、上記通路から排気ガス圧としての排気ガスを取
り出す排圧取出口、この排圧取出口からの排気ガ
スを冷却する冷却室、この冷却室からの排気ガス
を外部へ吐出する排圧出口を備えた排気ガス再循
環制御バルブ。 An exhaust gas passage for recirculating exhaust gas from the exhaust pipe of the engine to the intake pipe, a control valve provided in the middle of this passage to adjust the opening degree of the passage, and an upstream side of the passage separated by this control valve. An exhaust pressure outlet that is provided on the side and takes out exhaust gas as exhaust gas pressure from the passage, a cooling chamber that cools the exhaust gas from this exhaust pressure outlet, and an exhaust that discharges the exhaust gas from this cooling chamber to the outside. Exhaust gas recirculation control valve with pressure outlet.