JP2008149811A - 燃料流出防止弁 - Google Patents
燃料流出防止弁 Download PDFInfo
- Publication number
- JP2008149811A JP2008149811A JP2006338076A JP2006338076A JP2008149811A JP 2008149811 A JP2008149811 A JP 2008149811A JP 2006338076 A JP2006338076 A JP 2006338076A JP 2006338076 A JP2006338076 A JP 2006338076A JP 2008149811 A JP2008149811 A JP 2008149811A
- Authority
- JP
- Japan
- Prior art keywords
- casing
- fuel
- float
- valve
- vent hole
- 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
- 239000000446 fuel Substances 0.000 title claims abstract description 142
- 230000002265 prevention Effects 0.000 title claims abstract description 53
- 239000002828 fuel tank Substances 0.000 claims abstract description 46
- 238000009423 ventilation Methods 0.000 claims abstract description 24
- 230000002093 peripheral effect Effects 0.000 claims description 23
- 238000004891 communication Methods 0.000 claims description 20
- 238000005243 fluidization Methods 0.000 abstract 1
- 230000000452 restraining effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- 230000002411 adverse Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000003466 welding Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
- F16K24/04—Devices, e.g. valves, for venting or aerating enclosures for venting only
- F16K24/042—Devices, e.g. valves, for venting or aerating enclosures for venting only actuated by a float
- F16K24/044—Devices, e.g. valves, for venting or aerating enclosures for venting only actuated by a float the float being rigidly connected to the valve element, the assembly of float and valve element following a substantially translational movement when actuated, e.g. also for actuating a pilot valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0753—Control by change of position or inertia of system
- Y10T137/0874—Vent opening or closing on tipping container
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2931—Diverse fluid containing pressure systems
- Y10T137/3003—Fluid separating traps or vents
- Y10T137/3084—Discriminating outlet for gas
- Y10T137/3087—With reverse flow stop or pressure regulating valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2931—Diverse fluid containing pressure systems
- Y10T137/3003—Fluid separating traps or vents
- Y10T137/3084—Discriminating outlet for gas
- Y10T137/309—Fluid sensing valve
- Y10T137/3099—Float responsive
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
【解決手段】少なくとも一部が燃料タンク内に位置するケーシングと、該ケーシング内の空間に上下動自在に設けられるフロートと、該フロートの上部に設けられ、前記ケーシングに形成される弁座に当接可能な弁体と、前記ケーシングに設けられ、前記空間と前記燃料タンク内を連通する通気孔とを有する燃料流出防止弁において、前記ケーシングの内周面及び前記フロートの外周面に上壁部を形成し、前記通気孔より侵入する燃料を前記上壁部に衝突させる燃料流出防止弁。
【選択図】図1
Description
31…上部開口 32…下部開口
33…弁座 34…通気通路
35…フロート室 36…上壁部
37…大径部領域 38…小径部領域
39…リブ 40…側部通気孔
41…嵌合溝 42…嵌合穴
43…係止突起 50…フロート
51…弁体 52…上面開口部
53…側面開口部 54…連通路
55…リング部材 55a…側壁面
56…傾斜面 57…柱状部材
58…上壁部 59…大径部領域
60…小径部領域 61…中央空間部
62…環状空間部 63…線状リブ
64…通気空間 66…スプリング
67…連絡通路 70…プレート
71…平板部 72…下部通気孔
75…切り起こし片 76…係止口
80…遮蔽部材 81…上部開口
82…下部開口 83…係止突起
85…筒状部材
Claims (9)
- 少なくとも一部が燃料タンク内に位置するケーシングと、該ケーシング内の空間に上下動自在に設けられるフロートと、該フロートの上部に設けられ、前記ケーシングに形成される弁座に当接可能な弁体と、前記ケーシングに設けられ、前記空間と前記燃料タンク内を連通する通気孔とを有する燃料流出防止弁において、
前記ケーシングの内周面に内方に突き出た上壁部を形成したことを特徴とする燃料流出防止弁。 - 少なくとも一部が燃料タンク内に位置するケーシングと、該ケーシング内の空間に上下動自在に設けられるフロートと、該フロートの上部に設けられ、前記ケーシングに形成される弁座に当接可能な弁体と、少なくとも前記ケーシングの側部に設けられ、前記空間と前記燃料タンク内を連通する側部通気孔を有する燃料流出防止弁において、
前記弁体の開放時に、前記フロートの側壁部を前記側部通気孔に対向させることを特徴とする燃料流出防止弁。 - 少なくとも一部が燃料タンク内に位置するケーシングと、該ケーシング内の空間に上下動自在に設けられるフロートと、該フロートの上部に設けられ、前記ケーシングに形成される弁座に当接可能な弁体と、少なくとも前記ケーシングの側部に設けられ、前記空間と前記燃料タンク内を連通する側部通気孔を有する燃料流出防止弁において、
前記フロート上面に下方に傾斜した傾斜面を設け、前記弁体の閉鎖時に、前記傾斜面の下端部を前記側部通気孔に対向させることを特徴とする燃料流出防止弁。 - 少なくとも一部が燃料タンク内に位置するケーシングと、該ケーシング内の空間に上下動自在に設けられるフロートと、該フロートの上部に設けられ、前記ケーシングに形成される弁座に当接可能な弁体と、少なくとも前記ケーシングの側部に設けられ、前記空間と前記燃料タンク内を連通する側部通気孔を有する燃料流出防止弁において、
前記フロート上部に上面開口部及び側面開口部を設けるとともに、両開口部を連通する下方に傾斜した連通路を設け、前記弁体の開放時に、前記側面開口部より上方のフロート側壁面を前記側部通気孔に対向させ、前記側部通気孔より侵入する燃料を前記側壁部に衝突させ、前記弁体の閉鎖時に、前記側面開口部を前記側部通気孔に対向させることを特徴とする燃料流出防止弁。 - 前記弁体開放時の前記側部通気孔の上面は、前記フロートの上面以下の高さであることを特徴とする請求項2または4に記載の燃料流出防止弁。
- 前記弁体閉鎖時の前記側部通気孔の下面は、前記フロートの傾斜面の下端部または側面開口部の下面以下の高さであることを特徴とする請求項3または4に記載の燃料流出防止弁。
- 前記ケーシングの下部に前記フロートを支持するプレートを設け、該プレートに下部通気孔を前記フロートの底部に対向して設けることを特徴とする請求項1ないし6のいずれか一に記載の燃料流出防止弁。
- 前記側部通気孔の外方に間隔を有して遮蔽部材を設けることを特徴とする請求項2ないし7のいずれか一に記載の燃料流出防止弁。
- 前記側部通気孔に外方に突出した筒状部材を設けることを特徴とする請求項2ないし8のいずれか一に記載の燃料流出防止弁。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006338076A JP5005330B2 (ja) | 2006-12-15 | 2006-12-15 | 燃料流出防止弁 |
US12/000,414 US8490642B2 (en) | 2006-12-15 | 2007-12-12 | Fuel-outflow check valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006338076A JP5005330B2 (ja) | 2006-12-15 | 2006-12-15 | 燃料流出防止弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008149811A true JP2008149811A (ja) | 2008-07-03 |
JP5005330B2 JP5005330B2 (ja) | 2012-08-22 |
Family
ID=39525701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006338076A Active JP5005330B2 (ja) | 2006-12-15 | 2006-12-15 | 燃料流出防止弁 |
Country Status (2)
Country | Link |
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US (1) | US8490642B2 (ja) |
JP (1) | JP5005330B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8720471B2 (en) | 2010-06-28 | 2014-05-13 | Aisan Kogyo Kabushiki Kaisha | Fuel cutoff valves |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5018703B2 (ja) * | 2008-08-29 | 2012-09-05 | 豊田合成株式会社 | インタンク用弁ユニット |
JP5125929B2 (ja) * | 2008-09-19 | 2013-01-23 | 豊田合成株式会社 | 燃料遮断弁 |
US20110108159A1 (en) * | 2009-11-10 | 2011-05-12 | Delaware Capital Formation, Inc. | Vapor valve for storage tank |
JP5517600B2 (ja) * | 2009-12-25 | 2014-06-11 | 株式会社ニフコ | 燃料タンク用弁装置 |
RU2659705C2 (ru) * | 2013-03-13 | 2018-07-03 | А.Р.И. Флоу Контрол Аксессориз Лтд. | Клапан текучей среды |
CN115264136B (zh) * | 2022-08-15 | 2023-04-14 | 东莞利富高塑料制品有限公司 | 一种汽车油箱安全阀 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09317933A (ja) * | 1996-05-30 | 1997-12-12 | Aisin Seiki Co Ltd | 燃料流出防止弁 |
JP2001082270A (ja) * | 1999-09-16 | 2001-03-27 | Aisan Ind Co Ltd | 液体遮断弁 |
JP2002285929A (ja) * | 2001-03-26 | 2002-10-03 | Nifco Inc | 過給油防止バルブ |
JP2003517142A (ja) * | 1999-07-23 | 2003-05-20 | ラバル−アグリカルチュラル・コーオペレイティブ・ソサイエティーズ・リミテッド | バルブ並びにバルブをタンクに装着するための方法 |
JP2005351293A (ja) * | 2004-06-08 | 2005-12-22 | Toyoda Gosei Co Ltd | 燃料遮断弁 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5529086A (en) * | 1994-04-28 | 1996-06-25 | Toyoda Gosei Co., Ltd. | Float valve for use in fuel tank |
JP3739434B2 (ja) | 1995-03-20 | 2006-01-25 | 富士重工業株式会社 | 燃料蒸気排出防止装置 |
US5605175A (en) * | 1995-05-24 | 1997-02-25 | Bergsma; Rudolph | Fluid responsive vent control valve with peel-away opening action |
DE19742469C2 (de) * | 1997-09-26 | 1999-11-11 | Mannesmann Vdo Ag | Multifunktionales Ventil für einen Fahrzeugtank |
US6016827A (en) * | 1998-12-21 | 2000-01-25 | Daimlerchrysler Corporation | Control valve for onboard refueling vapor recovery fuel system |
JP2003113953A (ja) * | 2001-10-04 | 2003-04-18 | Kyosan Denki Co Ltd | 通気弁構造 |
JP4074113B2 (ja) * | 2002-03-25 | 2008-04-09 | 株式会社ニフコ | 燃料タンク用コネクタ |
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2006
- 2006-12-15 JP JP2006338076A patent/JP5005330B2/ja active Active
-
2007
- 2007-12-12 US US12/000,414 patent/US8490642B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09317933A (ja) * | 1996-05-30 | 1997-12-12 | Aisin Seiki Co Ltd | 燃料流出防止弁 |
JP2003517142A (ja) * | 1999-07-23 | 2003-05-20 | ラバル−アグリカルチュラル・コーオペレイティブ・ソサイエティーズ・リミテッド | バルブ並びにバルブをタンクに装着するための方法 |
JP2001082270A (ja) * | 1999-09-16 | 2001-03-27 | Aisan Ind Co Ltd | 液体遮断弁 |
JP2002285929A (ja) * | 2001-03-26 | 2002-10-03 | Nifco Inc | 過給油防止バルブ |
JP2005351293A (ja) * | 2004-06-08 | 2005-12-22 | Toyoda Gosei Co Ltd | 燃料遮断弁 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8720471B2 (en) | 2010-06-28 | 2014-05-13 | Aisan Kogyo Kabushiki Kaisha | Fuel cutoff valves |
Also Published As
Publication number | Publication date |
---|---|
US20080142087A1 (en) | 2008-06-19 |
JP5005330B2 (ja) | 2012-08-22 |
US8490642B2 (en) | 2013-07-23 |
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