JPS62197767U - - 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を示す断面図、第２
図は同上の実験結果を示す特性図、第３図は同上
の実験設備を示す図、第４図は本考案の他の実施
例を示す断面図、第５図は燃料供給装置の従来例
を示す断面図である。 ２ａ…一方の下部空間、２ｂ…他方の下部空間
、１１…電動式円周流燃料ポンプ、１３…インペ
ラ、１３ａ…第１インペラ部、１３ｂ…第２イン
ペラ部。 Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a characteristic diagram showing the experimental results of the same as above, Figure 3 is a diagram showing the experimental equipment of the same as above, Figure 4 is a sectional view showing another embodiment of the present invention, and Figure 5 is a conventional example of the fuel supply device. FIG. 2a... One lower space, 2b... The other lower space, 11... Electric circumferential flow fuel pump, 13... Impeller, 13a... First impeller part, 13b... Second impeller part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 底壁の中間部が上方に突出形成されその両側に
前記突出部により相互に離間された下部空間を有
する燃料タンクから、一台の燃料ポンプにより燃
料を吸引して機関に圧送供給する内燃機関の燃料
供給装置において、前記燃料ポンプに、前記一方
の下部空間の燃料を吸引圧送するインペラ部と前
記他方の下部空間の燃料を吸引圧送するインペラ
部とを備える単一のインペラを、設けたことを特
徴とする内燃機関の燃料供給装置。 An internal combustion engine in which a fuel pump sucks fuel from a fuel tank having a bottom wall whose middle part projects upward and has lower spaces spaced apart from each other by the projecting parts on both sides and pumps the fuel to the engine. In the fuel supply device, the fuel pump is provided with a single impeller including an impeller section that sucks and pressurizes the fuel in the one lower space and an impeller section that sucks and pressurizes the fuel in the other lower space. A fuel supply system for an internal combustion engine featuring features.