JPS61203130U - - Google Patents
Info
- Publication number
- JPS61203130U JPS61203130U JP8746785U JP8746785U JPS61203130U JP S61203130 U JPS61203130 U JP S61203130U JP 8746785 U JP8746785 U JP 8746785U JP 8746785 U JP8746785 U JP 8746785U JP S61203130 U JPS61203130 U JP S61203130U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- valve
- float
- internal pressure
- fuel tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002828 fuel tank Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000000638 solvent extraction Methods 0.000 claims 1
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
- Safety Valves (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
断面図、第２図は分解斜視図、第３図は取付位置
の概略説明図、第４図は第１図の―線による
断面図、第５図は第１図の―線による断面図
、第６図は燃料タンクの内圧上昇時の断面図、第
７図は燃料流入時の断面図、第８図は燃料タンク
の内圧の負圧時の断面図、第９図及び第１０図は
車体の傾倒時の断面図を示す。
図中、１は弁室、２は排気口、３は通気口、４
は仕切板、５は上室、６は下室、７は通孔、８は
弁座、９はテーパー面、１０は台座、１１は鋼球
、１２はフロート、１３は弁突子、１４は燃料タ
ンク、１５は逆止弁を示す。
The drawings show an embodiment of the present invention; Fig. 1 is a sectional view, Fig. 2 is an exploded perspective view, Fig. 3 is a schematic illustration of the mounting position, and Fig. 4 is a cross-section taken along the line - in Fig. 1. Figure 5 is a cross-sectional view taken along the - line in Figure 1, Figure 6 is a cross-sectional view when the internal pressure of the fuel tank increases, Figure 7 is a cross-sectional view when fuel flows in, and Figure 8 is a cross-sectional view of the internal pressure of the fuel tank. 9 and 10 show cross-sectional views when the vehicle body is tilted. In the figure, 1 is a valve chamber, 2 is an exhaust port, 3 is a vent port, 4
is a partition plate, 5 is an upper chamber, 6 is a lower chamber, 7 is a through hole, 8 is a valve seat, 9 is a tapered surface, 10 is a pedestal, 11 is a steel ball, 12 is a float, 13 is a valve protrusion, 14 is a Fuel tank, 15 indicates a check valve.
Claims (1)
燃料蒸気を外部に排出する排気口を備えた弁室と
、上記弁室内を上室と下室に仕切ると共に、上記
上下の室を連通する通孔の下端に弁座を有する仕
切板とを備え、 上記下室内には下向き錐形なテーパー面を有す
る台座を底部に設け、台座のテーパー面上に鋼球
を載置し、その上に鋼球により押上げられるフロ
ートを上下動可能に収容し、フロートの上面に上
記弁座を密閉できる弁突子を突設すると共に、上
記上室内には常時は仕切板の通孔を閉塞し、燃料
タンクの内圧が上昇したときに該通孔を開放し、
上下の室を連通状態とする内圧調整用の逆止弁を
収容したことを特徴とする車両の燃料タンクの内
圧調整及び燃料の流出防止装置。[Scope of Claim for Utility Model Registration] A valve chamber having a vent communicating with the fuel tank at the lower end and an exhaust port discharging fuel vapor to the outside at the upper end, and partitioning the valve chamber into an upper chamber and a lower chamber, A partition plate having a valve seat is provided at the lower end of the through hole that communicates the upper and lower chambers, a pedestal having a downward conical tapered surface is provided at the bottom of the lower chamber, and a steel ball is mounted on the tapered surface of the pedestal. A float that is placed on the float and pushed up by a steel ball is housed thereon so that it can move up and down, and a valve protrusion that can seal the valve seat is provided on the upper surface of the float, and a partition plate is always installed in the upper chamber. and opening the hole when the internal pressure of the fuel tank increases,
A device for regulating internal pressure in a vehicle fuel tank and preventing fuel from flowing out, characterized by housing a check valve for regulating internal pressure that brings upper and lower chambers into communication.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985087467U JPH0329221Y2 (en) | 1985-06-12 | 1985-06-12 | |
| AU58527/86A AU588038B2 (en) | 1985-06-12 | 1986-06-11 | Device for fuel tank inner pressure regulation and fuel flow-out prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985087467U JPH0329221Y2 (en) | 1985-06-12 | 1985-06-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61203130U true JPS61203130U (en) | 1986-12-20 |
| JPH0329221Y2 JPH0329221Y2 (en) | 1991-06-21 |
Family
ID=13915702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985087467U Expired JPH0329221Y2 (en) | 1985-06-12 | 1985-06-12 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0329221Y2 (en) |
| AU (1) | AU588038B2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS592624U (en) * | 1982-06-30 | 1984-01-09 | 株式会社土屋製作所 | evaporative fuel control valve |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU421781B2 (en) * | 1968-04-23 | 1972-02-28 | W. J. Treloar & Sons Pty. Ltd | A pressure valve fitted vent fora vessel for volatile fluids |
| IT939920B (en) * | 1971-10-04 | 1973-02-10 | Olivetti & Co Spa | THERMOGRAPHIC PRINTING UNIT |
| AU1562183A (en) * | 1983-03-24 | 1984-09-27 | Liquip Sales Pty Limited | Multiple function vent for tanks |
| US4593711A (en) * | 1984-12-03 | 1986-06-10 | Mercury Metal Products, Inc. | Pressure and vacuum relief valve mechanism for a fluid storage tank |
-
1985
- 1985-06-12 JP JP1985087467U patent/JPH0329221Y2/ja not_active Expired
-
1986
- 1986-06-11 AU AU58527/86A patent/AU588038B2/en not_active Ceased
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS592624U (en) * | 1982-06-30 | 1984-01-09 | 株式会社土屋製作所 | evaporative fuel control valve |
Also Published As
| Publication number | Publication date |
|---|---|
| AU5852786A (en) | 1986-12-18 |
| JPH0329221Y2 (en) | 1991-06-21 |
| AU588038B2 (en) | 1989-09-07 |
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