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公开(公告)号：US5860460A
公开(公告)日：1999-01-19
申请号：US609377
申请日：1996-03-01
申请人： Koichi Hidano , Kazumi Yamazaki , Teruo Wakashiro , Takeshi Hara , Takeaki Nakajima , Masaaki Horiuchi
发明人： Koichi Hidano , Kazumi Yamazaki , Teruo Wakashiro , Takeshi Hara , Takeaki Nakajima , Masaaki Horiuchi
IPC分类号： B60K15/04
CPC分类号： B60K15/04
摘要： A refueling pipe structure of a fuel tank includes a tank body, and an a refueling pipe which is connected to the tank body to extend upwardly therefrom. The refueling pipe is provided at its upper end with a refueling port into which a refueling nozzle can be inserted. The structure includes a flow direction limiting device mounted within the refueling pipe in the vicinity of the refueling port for guiding a fuel flow from a tip end of the refueling nozzle toward an inner surface of the refueling pipe, while limiting the fuel flow in a gyrate direction along the inner surface of the refueling pipe. Thus, the generation of evaporated fuel within the refueling pipe during refueling can be inhibited, and fuel can be smoothly introduced into the tank body.
摘要翻译： 燃料箱的加油管结构包括罐体和连接到罐体以从其向上延伸的加油管。 加油管在其上端设有加油口，加油口可插入加油口。 该结构包括安装在加油口附近的加油管道内的流动方向限制装置，用于将燃料流从加油喷嘴的前端朝向加油管的内表面引导，同时限制回转燃料中的燃料流 方向沿着加油管的内表面。 因此，可以抑制在加油期间在加油管内产生蒸发燃料，并且可以将燃料顺利地引入罐体。
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公开(公告)号：US5813434A
公开(公告)日：1998-09-29
申请号：US729918
申请日：1996-10-11
IPC分类号： F02M25/08 , B60K15/035 , F02M37/00 , F16K24/04
CPC分类号： B60K15/03519 , B60K2015/03576 , Y10T137/3099 , Y10T137/86324
摘要： An on-off valve 30 is mounted in an intermediate portion of a first evaporative fuel conduit 24 for passing an evaporative fuel within a fuel tank 21 to a canister C. The on-off valve 30 is opened when refueling. A float valve 28 is mounted at a lower end of the first evaporative fuel conduit 24 and closed by rising of the liquid level in the fuel tank 21. A two-way valve 40 and a second float valve 29 are mounted in an intermediate portion and a lower end of a second evaporative fuel conduit 25 which permits the fuel tank 21 and the canister C to be put into communication with each other during non-refueling. By putting the first and second evaporative fuel conduits 24 and 25 into communication with each other by a communication passage 27, the internal pressure in a portion 24a of the first evaporative fuel conduit 24, between the on-off valve 30 and the second float valve 28, is equalized to the internal pressure in the fuel tank 21, thereby preventing the first float valve 28 from being stuck in a closed position.
摘要翻译： 开关阀30安装在第一蒸发燃料管道24的中间部分中，用于将燃料箱21内的蒸发燃料通到罐C上。加油时，开关阀30打开。 浮子阀28安装在第一蒸发燃料导管24的下端，并通过燃料箱21中的液位升高而关闭。二通阀40和第二浮阀29安装在中间部分 第二蒸发燃料管道25的下端，其允许燃料箱21和罐C在非加油期间彼此连通。 通过使第一和第二蒸发燃料管道24和25通过连通通道27彼此连通，第一蒸发燃料管道24的部分24a中的内部压力在开关阀30和第二浮阀之间 28相等于燃料箱21中的内部压力，从而防止第一浮阀28卡在关闭位置。
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公开(公告)号：US5579742A
公开(公告)日：1996-12-03
申请号：US579356
申请日：1995-12-27
IPC分类号： B60K15/077 , B60K15/035 , B60K15/04 , F02M25/08 , F02M37/00 , F02M33/02
CPC分类号： B60K15/03504 , B60K15/03519 , B60K2015/03576
摘要： An evaporative emission control system for an internal combustion engine comprises a canister for adsorbing evaporative fuel generated in the fuel tank, and a first evaporative fuel passage extending between the canister and the tank main body of the fuel tank. A differential pressure-operated valve is arranged across the first evaporative fuel passage, which has a positive pressure chamber communicating through the first evaporative fuel passage with the interior of the tank main body of the fuel tank, and a back pressure chamber. The differential pressure-operated valve opens and closes the first evaporative fuel passage in response to a difference in pressure between the positive pressure chamber and the back pressure chamber. A pressure-introducing passage extends between the back pressure chamber and the inlet end portion of a filler pipe extending from the interior of the main body of the fuel tank, and a second evaporative fuel passage extends between the interior of the tank main body of the fuel tank and one of the back pressure chamber and the pressure-introducing passage. A check valve limits the amount of evaporative fuel flowing through the second evaporative fuel passage.
摘要翻译： 用于内燃机的蒸发排放控制系统包括用于吸收在燃料箱中产生的蒸发燃料的罐和在罐和燃料箱的罐主体之间延伸的第一蒸发燃料通道。 在第一蒸发燃料通路的两侧配置有差压式阀，其具有通过第一蒸发燃料通路与燃料箱的箱主体的内部连通的正压室和背压室。 差压式操作阀响应于正压室和背压室之间的压力差而打开和关闭第一蒸发燃料通道。 压力导入通道在背压室与从燃料箱主体内部延伸的加注管的入口端部分之间延伸，第二蒸发燃料通道在罐体主体的内部延伸 燃料箱和背压室和压力导入通道中的一个。 止回阀限制流过第二蒸发燃料通道的蒸发燃料的量。
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4.发明授权Fuel tank for automotive vehicles and evaporative emission control system incorporating same 失效用于汽车的燃油箱和包含相同的蒸发排放控制系统
公开(公告)号：US5630445A
公开(公告)日：1997-05-20
申请号：US531607
申请日：1995-09-21
CPC分类号： B60K15/04 , F02M25/08 , Y10T137/7833 , Y10T137/86364 , Y10T137/86372
摘要： A fuel tank for an automotive vehicle has a tank body for storing fuel. A filler pipe is connected to the tank body. A fuel outlet port device is located within the tank body and connected to an end of the filler pipe. The fuel outlet port device has an outwardly facing fuel outlet opening from which fuel supplied through the filler pipe flows out into the body, and a fuel trap for storing part of the fuel supplied through the filler pipe to thereby prevent evaporative fuel generated within the tank body from flowing into the filler pipe. An evaporative emission control system is also provided, which incorporates the fuel tank.
摘要翻译： 用于机动车辆的燃料箱具有用于储存燃料的罐体。 加油管连接到油箱主体。 燃料出口装置位于罐体内并连接到加注管的一端。 燃料出口装置具有向外的燃料出口，通过加料管供给的燃料从该燃料出口开口流入主体，以及燃料收集器，用于储存通过填料管供应的燃料的一部分，从而防止在罐内产生的蒸发燃料 身体流入加注管。 还提供了包含燃料箱的蒸发排放控制系统。
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公开(公告)号：US5606954A
公开(公告)日：1997-03-04
申请号：US362267
申请日：1994-12-22
申请人： Kazumi Yamazaki , Takeaki Nakajima , Koichi Hidano , Teruo Wakashiro , Takeshi Hara , Masaaki Horiuchi , Tomoyuki Kawakami
发明人： Kazumi Yamazaki , Takeaki Nakajima , Koichi Hidano , Teruo Wakashiro , Takeshi Hara , Masaaki Horiuchi , Tomoyuki Kawakami
IPC分类号： B60K15/035 , B60K15/04 , F02M37/04
CPC分类号： B60K15/03519 , B60K15/035 , B60K15/04 , B60K2015/03576
摘要： In an evaporative fuel processing device, an evaporative fuel passage communicating at one end to an upper space in a fuel tank is connected at the other end to a refueling line at a location corresponding to a negative pressure introducing hole provided in a lower portion of a tip end of a nozzle during refueling by a refueling nozzle which is constructed so that the refueling by the refueling nozzle is automatically stopped in response to a fuel liquid level reaching the negative pressure introducing hole during refueling. The draft resistance of an evaporative fuel passage interconnecting an inlet of the refueling line and a tank body is set larger than the draft resistance of an evaporative fuel passage interconnecting the tank body and a canister. Thus, the releasing of evaporative fuel from the fuel tank during refueling is effectively inhibited without use of a potentially unreliable seal.
摘要翻译： 在蒸发燃料处理装置中，在一端与燃料箱的上部空间连通的蒸发燃料通路在另一端与加油管连接，该加油管与设置在燃料箱的下部的负压导入孔对应 由加油喷嘴加油期间喷嘴的末端，其被构造成使得在加油期间响应于到达负压引入孔的燃料液位自动停止加油喷嘴的加油。 将加油管路和罐体的入口相互连接的蒸发燃料通道的通风阻力设定为大于连接箱体和罐体的蒸发燃料通道的通风阻力。 因此，在不使用潜在不可靠的密封的情况下，有效地抑制了在加油期间从燃料箱释放蒸发燃料。
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公开(公告)号：US5680848A
公开(公告)日：1997-10-28
申请号：US684620
申请日：1996-07-22
IPC分类号： B60K15/077 , B60K15/035 , F02M25/08 , F02M37/00 , F02M33/02
CPC分类号： B60K15/03519 , B60K15/03504 , B60K2015/03236 , B60K2015/03576 , Y10T137/8122 , Y10T137/86324
摘要： A vaporized fuel control valve for a fuel tank containing fuel to be supplied to an internal combustion engine, having a casing fastened to an upper surface of the fuel tank, and a float valve is housed in the casing such that it moves upward toward a seat in response to fuel level in the fuel tank. A diaphragm valve having a diaphragm is placed in the casing above the float valve for separating an interior of the casing to a first chamber communicating with a filler pipe of the fuel tank, and a second chamber communicating with the fuel tank through the float valve. The diaphragm valve opens to connect the second chamber with a canister such that vaporized fuel forced out of the fuel tank flows along a path through the float valve to the canister when the first chamber is supplied with atmospheric pressure, unless the float valve seats on the seat. In the valve, an intercepter such as a filter is placed in the path to intercept a fuel spray produced due to an impact when the float valve has seated on the seat, so as the fuel spray not to adhere to the diaphragm. As the interceptor, various partitions different in shape are used. With the arrangement, adherence of sprayed fuel, which otherwise degrades the diaphragm, is prevented.
摘要翻译： 一种用于燃料箱的汽化燃料控制阀，其包含供给内燃机的燃料，其具有紧固在燃料箱上表面上的壳体和浮阀，以使其向上移动到座椅 响应于燃料箱中的燃料液位。 具有隔膜的隔膜阀被放置在浮阀上方的壳体中，用于将壳体内部分离成与燃料箱的加注管连通的第一室，以及通过浮阀与燃料箱连通的第二室。 隔膜阀打开以将第二室与罐连接，使得在第一室被供给大气压力时，被迫从燃料箱排出的汽化燃料沿着通过浮阀的流路流到罐中，除非浮子阀位于 座位。 在阀中，诸如过滤器的夹子被放置在路径中以拦截当浮阀已经坐在座椅上时由于冲击而产生的燃料喷雾，以便燃料喷射不粘附到隔膜。 作为拦截器，使用不同形状的各种分隔件。 通过这种布置，防止喷雾燃料的粘附，否则会使膜片劣化。
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公开(公告)号：US5855198A
公开(公告)日：1999-01-05
申请号：US851249
申请日：1997-05-05
CPC分类号： F02M25/089
摘要： A canister system is installed in a vehicle having a body having a substantially closed space defined therein, and a subframe mounted on the body and having a substantially closed space defined therein. An air intake passage is connected to a canister for drawing and delivering fresh air into the canister, and an air exhaust passage is connected to the canister for exhausting air resulting from removal of evaporative fuel components from an evaporative fuel-air mixture by adsorption of the evaporative fuel components by the canister into the atmosphere. An open end of the air intake passage remote from the canister is formed in the body of the vehicle, and an open end of the air exhaust passage remote from the canister is formed in the subframe.
摘要翻译： 罐系统安装在具有限定在其中的具有基本上封闭的空间的主体的车辆中，以及安装在主体上并具有限定在其中的基本封闭空间的子框架。 进气通道连接到罐，用于将新鲜空气吸入和输送到罐中，并且排气通道连接到罐，用于排出通过吸附蒸发燃料 - 空气混合物从蒸发燃料 - 空气混合物中除去蒸发燃料成分所产生的空气 蒸发燃料成分由罐进入大气。 远离罐的进气通道的开口端形成在车体中，并且在子框架中形成远离罐的排气通道的开口端。
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公开(公告)号：US5456238A
公开(公告)日：1995-10-10
申请号：US326964
申请日：1994-10-21
申请人： Masaaki Horiuchi , Takeaki Nakajima
发明人： Masaaki Horiuchi , Takeaki Nakajima
IPC分类号： B60K15/035 , F02M25/08 , F02M37/00 , F02M33/02 , B65B31/00
CPC分类号： F02M25/089 , B60K15/03504 , Y10T137/86324
摘要： In an evaporative fuel processing device, a constriction is provided in a refueling line 1 for a fuel tank T and connected to a diaphragm actuator through a negative pressure tube. When fuel passes through the constriction during refueling, the diaphragm actuator causes a switch-over valve 5 to be switched by the action of a negative pressure generated at the constriction, thereby permitting an evaporative fuel generated in the fuel tank to be introduced into a canister used during refueling. During normal operation which is other than the time of refueling, the negative pressure disappears and hence, the switch-over valve is switched, thereby permitting the evaporative fuel to be introduced into a canister used during normal operation. Thus, it is possible to reliably collect the evaporative fuel generated during refueling into the fuel tank by a simple structure.
摘要翻译： 在蒸发燃料处理装置中，在用于燃料箱T的加油管线1中设置有收缩部，并通过负压管与隔膜致动器连接。 当燃料在加油期间通过收缩时，隔膜致动器通过在收缩部处产生的负压的作用使切换阀5切换，从而允许在燃料箱中产生的蒸发燃料被引入到罐 加油期间使用。 在加油时间以外的正常运行中，负压消失，切换阀切换，能够将蒸发燃料引入正常运转中使用的罐。 因此，可以通过简单的结构可靠地将在加油期间产生的蒸发燃料收集到燃料箱中。
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公开(公告)号：US20070163659A1
公开(公告)日：2007-07-19
申请号：US11653723
申请日：2007-01-16
申请人： Shoji Uhara , Masakazu Kitamoto , Gaku Hatano , Koichi Hidano , Masaaki Horiuchi
发明人： Shoji Uhara , Masakazu Kitamoto , Gaku Hatano , Koichi Hidano , Masaaki Horiuchi
CPC分类号： B60K15/03 , B60K15/077 , B60K2015/03111 , Y10T137/86035 , Y10T137/86187
摘要： A fuel tank includes a component, a reservoir unit having a fuel pump, a tank body formed with an opening through which the reservoir unit and the component are inserted, a flange operable to close the opening, and an extensible connecting unit which connects a lower face of the flange and the reservoir unit. The extensible connecting unit includes a first sliding member which is slidable with respect to the reservoir unit in a vertical direction, and a second sliding member which is slidable with respect to the first sliding member, and is attached to the lower face of the flange.
摘要翻译： 燃料箱包括部件，具有燃料泵的储存器单元，形成有储存器单元和部件插入的开口的罐主体，可操作以关闭开口的凸缘和连接下部的可伸缩连接单元 法兰和储存器单元的表面。 可伸缩连接单元包括可在垂直方向上相对于储存器单元滑动的第一滑动构件和可相对于第一滑动构件滑动的第二滑动构件，并且附接到凸缘的下表面。
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公开(公告)号：US06592100B2
公开(公告)日：2003-07-15
申请号：US09855764
申请日：2001-05-16
申请人： Tsuyoshi Chou , Masaaki Horiuchi
发明人： Tsuyoshi Chou , Masaaki Horiuchi
IPC分类号： F16K5100
CPC分类号： F16K24/044 , B60K15/03519 , Y10T137/0874
摘要： A float valve mounted to a tank body made of a synthetic resin. A welding flange provided on a cover made of a synthetic resin having a large swelling rate is welded to an outer periphery of an opening defined in an upper wall of a tank body made of a synthetic resin having a large swelling rate, so that the cover covers the opening, and a fixing flange provided at an upper portion of a protector having a small swelling rate for supporting the float case of the float valve by a concavo-convex engagement is fixed between the outer periphery of the opening of the tank body and the welding flange of the cover. The protector is formed of the synthetic resin having the small swelling rate and, hence, it is possible to reliably prevent the float case from being dropped out due to the swelling of the protector. In addition, the protector is fixed with its mounting flange sandwiched between the tank body and the cover and hence, the protector can be fixed firmly, while effectively absorbing a difference between the swelling rates.
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