JPH0475718U

JPH0475718U -

Info

Publication number: JPH0475718U
Application number: JP11920190U
Authority: JP
Priority date: 1990-11-14
Filing date: 1990-11-14
Publication date: 1992-07-02

Description

[Brief explanation of the drawing]

第１図〜第４図はこの考案によるフユーエルカ
ツトオフバルブの一実施例を示し、第１図は全体
の平面図、第２図は第１図に示すものの縦断面図
、第３図および第４図は第２図に示すものの部分
拡大図、第５図および第６図は従来のフユーエル
カツトオフバルブを示し、第５図は全体を示す縦
断面図、第６図は第５図に示すものの部分拡大図
である。１，２１……バルブ本体、２，２２……空所、
３，２３……通路、４，２４……椀状空所、５，
２５……フランジ部、６，２６……リリーフ室、
７，２７，１６ａ，３６ａ……開口部、８，２８
……シール面、９……ビード、１０，３０……ボ
ールバルブ、１１，３１……スプリングガイド、
１２，１５，３２，３５……スプリング、１３，
３３……フロート、１４，３４……突起、１６，
３６……蓋部材、１７，３７……壁面、１８，３
８……孔、１９，３９……パツキン、２０，４０
……ガードプレート。 Figures 1 to 4 show an embodiment of the fuel cut-off valve according to this invention, with Figure 1 being an overall plan view, Figure 2 being a longitudinal sectional view of the one shown in Figure 1, and Figures 3 and 4 showing an embodiment of the fuel cut-off valve according to this invention. Fig. 4 is a partially enlarged view of the one shown in Fig. 2, Figs. 5 and 6 show a conventional fuel cut-off valve, Fig. 5 is a longitudinal cross-sectional view showing the whole, and Fig. 6 is the same as Fig. 5. It is a partially enlarged view of what is shown in FIG. 1, 21... Valve body, 2, 22... Blank space,
3, 23...Aisle, 4,24...Run-shaped void, 5,
25...Flange part, 6, 26...Relief chamber,
7, 27, 16a, 36a... opening, 8, 28
... Seal surface, 9 ... Bead, 10, 30 ... Ball valve, 11, 31 ... Spring guide,
12, 15, 32, 35... Spring, 13,
33...Float, 14, 34...Protrusion, 16,
36... Lid member, 17, 37... Wall surface, 18, 3
8...hole, 19,39...patsukin, 20,40
...Guard plate.

Claims

[Scope of utility model registration request]

Hole 18 drilled in the wall 17 of the gasoline tank
A passage 3 provided inside the interior and connected to the outside, the passage 3
a valve body 1 provided with a relief chamber 6 that communicates with the passage 3 at one end and is open at the other end; A fuel cut-off valve comprising a float 13 and a ball valve 10 which is provided in the relief chamber 6 and can open and close the opening 7 of the relief chamber 6 by the biasing force of a spring 12.
A fuel cut-off characterized in that at least one annular bead 9 is provided at the opening 7 of the relief chamber 6, and when a ball valve 10 comes into contact with the bead 9, the opening 7 is closed. valve.