JPH0356871U

JPH0356871U -

Info

Publication number: JPH0356871U
Application number: JP11581489U
Authority: JP
Priority date: 1989-10-03
Filing date: 1989-10-03
Publication date: 1991-05-31

Description

[Brief explanation of the drawing]

第１図は本考案のオーバーフローバルブの第一
実施例を示す要部断面図、第２図は同第二実施例
を示す要部断面図、第３図は同第三実施例を示す
要部断面図、第４図は従来のオーバーフローバル
ブの構造を示す断面図と、その設置個所を示す説
明図である。Ｂ……オーバーフローバルブ、１……バルブハ
ウジング、２……バルブシート、３……弁孔、４
……弁体、５……スプリング、７……燃料フイル
タ、２０……ストツパーピン、２４……ストツパ
ー部材、２６……筒状体。 Fig. 1 is a sectional view of the main parts of the first embodiment of the overflow valve of the present invention, Fig. 2 is a sectional view of the main parts of the second embodiment, and Fig. 3 is the main part of the third embodiment. FIG. 4 is a cross-sectional view showing the structure of a conventional overflow valve, and an explanatory view showing its installation location. B... Overflow valve, 1... Valve housing, 2... Valve seat, 3... Valve hole, 4
... Valve body, 5 ... Spring, 7 ... Fuel filter, 20 ... Stopper pin, 24 ... Stopper member, 26 ... Cylindrical body.

Claims

[Claims for Utility Model Registration] (1) A valve installed on the secondary side of a fuel filter, including a valve housing, a valve seat supported by the valve housing, and a valve that closes a valve hole formed in the valve seat. an overflow valve that opens when the secondary side pressure of the fuel filter reaches a predetermined value or more, the overflow valve comprising: a body; and a spring that biases the valve body in a valve closing direction; An overflow valve for a fuel filter, characterized in that a flow rate regulating means is provided for limiting the amount of fuel that sometimes flows out through the valve hole. (2) The overflow valve for a fuel filter according to claim 1, wherein the flow rate regulating means comprises a stopper that limits the upward stroke of the valve body. (3) The overflow valve for a fuel filter according to claim 1, wherein the flow rate regulating means comprises a cylindrical portion integrated with the valve seat that narrows a gap around the outer periphery of the valve body.