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1. 发明专利

JP2011190801A Fuel injection valve 有权
标题翻译：燃油喷射阀
公开(公告)号：JP2011190801A
公开(公告)日：2011-09-29
申请号：JP2011014251
申请日：2011-01-26
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： CHAZONO FUMIYA , YONEZAWA TAKASHI , KAWAJIRI KAZUHIKO
IPC分类号： F02M61/18
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection valve stably injecting thin-film-like fuel. SOLUTION: The fuel injection valve includes: a valve seat having a fuel passage and a valve seat part therein; a valve member having an abutment part which can be seated on the valve seat part, wherein the abutment part is separated from/seated on the valve seat part to open/close the fuel passage; and an injection hole plate forming a fuel chamber, which communicates with the fuel passage, between the injection hole plate and the valve seat, and having a slit-like injection hole. When a length of a long-side direction of the slit-like injection hole is L, a short-side direction of the slit-like injection hole is S, and a height of the fuel chamber located immediately above the slit-like injection hole is H, relations of 1 COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供稳定地注入薄膜状燃料的燃料喷射阀。解决方案：燃料喷射阀包括：阀座，其中具有燃料通道和阀座部件; 阀构件，其具有能够安置在所述阀座部上的抵接部，其中，所述抵接部与所述阀座部分分离/安置，以打开/关闭所述燃料通路; 以及形成与喷射孔板和阀座之间的燃料通路连通的燃料室，并具有狭缝状喷射孔的喷孔板。当狭缝状喷射孔的长边方向的长度为L时，狭缝状喷射孔的短边方向为S，位于狭缝状喷射孔的正上方的燃料室的高度是H，满足1

2. 发明专利

JP2010261424A Fuel injection valve 有权
标题翻译：燃油喷射阀
公开(公告)号：JP2010261424A
公开(公告)日：2010-11-18
申请号：JP2009114710
申请日：2009-05-11
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： CHAZONO FUMIYA , YONEZAWA TAKASHI , KAWAJIRI KAZUHIKO
IPC分类号： F02M61/18 , F02M51/06 , F02M51/08
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection valve stably atomizing injected fuel even if atmospheric conditions change.
SOLUTION: A plurality of fuel impingement members 19 making impinging fuel liquid film are fixed on a surface of a side opposite to a fuel diffusion chamber 18 of a plate 5, corresponding to injection holes 5a. Each fuel impingement member 19 has a cylindrical shape and includes a fuel impingement surface 19a opposing to the injection hole 5a. Each fuel impingement member 19 is an elastic body (elastic part) of which one end is fixed, and is constructed in such a manner that the same is elastically deformed by impingement of fuel and freely vibrates at natural frequency after fuel impingement.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：即使在大气条件变化的情况下，也能够提供稳定地雾化喷射燃料的燃料喷射阀。解决方案：与喷射孔5a对应的与板5的燃料扩散室18相反的一侧的表面上固定有多个燃料冲击构件19，其形成冲击的燃料液体膜。每个燃料冲击构件19具有圆柱形形状并且包括与喷射孔5a相对的燃料冲击表面19a。每个燃料冲击构件19是其一端固定的弹性体（弹性部分），并且被构造成使得它们通过燃料冲击弹性变形，并且在燃料冲击之后以固有频率自由振动。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010133389A Fuel injection valve 有权
标题翻译：燃油喷射阀
公开(公告)号：JP2010133389A
公开(公告)日：2010-06-17
申请号：JP2008312457
申请日：2008-12-08
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： CHAZONO FUMIYA , YONEZAWA TAKASHI , KAWAJIRI KAZUHIKO
IPC分类号： F02M61/18
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection valve creating a fuel liquid film which can be easily atomized. SOLUTION: A fuel impingement surface on which injected fuel from an injection hole impinges and the fuel liquid film is created is inclined to an axis of the injection hole, is a curved surface convex to a side on which the injected fuel impinges, and includes a flashing edge part at a downstream side of fuel. The fuel impingement surface is an outer circumference surface of a roughly cylindrical shape fuel impingement member having a diameter larger than the injection hole or an inner circumference surface of an opening surrounding the injection hole of a plate member, and is a developable surface such as a column surface, a cone surface, and a tangent surface. The fuel liquid film which can be easily atomized is stably created. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够容易地雾化的产生燃料液体膜的燃料喷射阀。解决方案：来自喷射孔的喷射燃料和燃料液体膜产生的燃料冲击表面相对于喷射孔的轴线倾斜，是凸起到注入燃料撞击的一侧的弯曲表面，并且在燃料的下游侧包括闪光边缘部。燃料冲击面是大致圆筒状的燃料冲击构件的外周面，其直径大于喷射孔或围绕板构件的喷射孔的开口的内周面，并且是可显影面，例如柱表面，锥面和切面。能够容易地雾化的燃料液膜稳定地产生。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2006002720A Fuel injection device and method for manufacturing the same 审中-公开
标题翻译：燃油喷射装置及其制造方法
公开(公告)号：JP2006002720A
公开(公告)日：2006-01-05
申请号：JP2004182222
申请日：2004-06-21
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： NAKANO TAKASHI , YONEZAWA TAKASHI , YOKOTA HIROHITO , MIYAKI MANABU , SAGAYAMA TOMONORI , MUNEZANE TAKESHI , HIRAI MANABU
IPC分类号： F02M51/06 , F02M51/08 , F02M61/18 , F02M69/00
摘要： PROBLEM TO BE SOLVED: To provide technology of a fuel injection device capable of forming homogeneous liquid film spray and promoting atomization of fuel.
SOLUTION: A plurality of injection holes 231 are provided on an injection hole plate 23 of a fuel injection valve injecting fuel. In each injection hole 231, a flow-in opening 231a has an ellipse shape and a flow-out opening 231b has a slit shape, and a flow passage communicating from the flow-in opening 231a to the flow-out opening 231b is formed inside of the injection hole plate 23. Fuel passing through the injection hole 231 and injected from the flow-out opening 231b forms homogeneous liquid film spray and atomization is promoted by the injection hole plate 23 of such structure.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供能够形成均匀的液膜喷雾并促进燃料雾化的燃料喷射装置的技术。解决方案：在喷射燃料的燃料喷射阀的喷射孔板23上设置有多个喷射孔231。在每个注入孔231中，流入口231a具有椭圆形状，并且流出口231b具有狭缝形状，并且从入口开口231a连通到流出口231b的流路形成在内部通过喷射孔231并从流出口231b喷射的燃料形成均匀的液膜喷雾，并且由这种结构的喷射孔板23促进雾化。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2004169572A Fuel injection valve 有权
标题翻译：燃油喷射阀
公开(公告)号：JP2004169572A
公开(公告)日：2004-06-17
申请号：JP2002333644
申请日：2002-11-18
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： YONEZAWA TAKASHI , KAWAJIRI KAZUHIKO , KATASHIBA HIDEAKI , FUKUTOMI NORIHISA
IPC分类号： F02M61/18 , F02M51/06 , F02M51/08
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection valve capable of machining a nozzle hole easily, machining by reducing unevenness in dimension between a plurality of nozzle holes, reducing man-hour and cost, improving productivity, forming a thin fuel liquid film at an outlet of the nozzle hole, and atomizing injection fuel satisfactorily.
SOLUTION: This fuel injection valve is provided with a valve main body 5 having a fuel passage inside it and forming a valve seat 6 in an end part, the valve 11 blocking the fuel passage by seating on the valve seat 6 and opening the fuel passage by leaving the valve seat 6, and nozzle hole plates 8, 9 provided in a tip part of the valve main body 5 and forming the nozzle hole for injecting fuel flowing out of the fuel passage when opening the valve 11. The nozzle hole has a first hole 28 like a circular column and a second hole 29 like a circular column communicating with the downstream side of the first hole 28 like the circular column, having a larger hole diameter than a hole diameter of the first hole 28 like the circular column, and inclined at a predetermined angle for a central axis of the first hole 28 like the circular column.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：为了提供能够容易地加工喷嘴孔的燃料喷射阀，通过减少多个喷嘴孔之间的尺寸的不均匀性来减少工作时间和成本，提高生产率，形成薄的燃料液体在喷嘴孔的出口处形成膜，并且令人满意地雾化喷射燃料。解决方案：该燃料喷射阀设置有在其内部具有燃料通道并在端部形成阀座6的阀主体5，阀11通过安置在阀座6上并打开而阻塞燃料通道通过离开阀座6的燃料通道以及设置在阀主体5的顶端部分中的喷嘴孔板8,9，并且在打开阀11时形成用于喷射从燃料通道流出的燃料的喷嘴孔。喷嘴孔具有如圆柱体的第一孔28和类似于圆柱形的第二孔29，其与第一孔28的下游侧相似，像圆柱一样，具有比第一孔28的孔直径大的孔直径对于第一孔28的中心轴线，像圆柱一样以预定的角度倾斜。版权所有（C）2004，JPO

6. 发明专利

JP2007046518A Fuel injection valve 有权
标题翻译：燃油喷射阀
公开(公告)号：JP2007046518A
公开(公告)日：2007-02-22
申请号：JP2005230765
申请日：2005-08-09
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： CHAZONO FUMIYA , MUNEZANE TAKESHI , NAKANO TAKASHI , HASHII NAOYA , HIRAI MANABU , MIYAKI MANABU , KAWAJIRI KAZUHIKO , YONEZAWA TAKASHI
IPC分类号： F02M51/08 , F02M51/06 , F02M61/18
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection valve introducing fuel into an injection hole by suppressing reduction in a flow velocity, having excellent controllability of a fuel injection amount, and easily installing an injection hole plate.
SOLUTION: In this fuel injection valve 1 provided with a valve seat 19 having an opening part 24 for passing fuel from an upstream side, a ball 18 reciprocatingly movable in an axial direction to the valve seat 19, and the injection hole plate 21 in which two or more injection holes 20 which are arranged on the downstream side of the valve seat 19 and into which fuel from the opening part 24 is led to flow are formed on outer peripheral side from the opening part 24, a fuel cavity 25 communicated with the opening part 24 and enlarged in radial direction more than the periphery of the opening part 24 is formed in the downstream side end part of the valve seat 19. A space reducing means for suppressing reduction in the flow velocity of fuel led to flow into the injection hole 20 by reducing a space is arranged in the inside of the fuel cavity 25.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种燃料喷射阀，其通过抑制流速的降低将燃料引入喷射孔，具有优异的燃料喷射量的可控性，并且容易地安装喷射孔板。解决方案：在具有阀座19的燃料喷射阀1中，阀座19具有用于从上游侧通过燃料的开口部24，能够沿轴向向阀座19往复运动的球18，以及喷孔板如图21所示，在开口部24的外周侧形成有设置在阀座19的下游侧并且开口部24的燃料引导流过的两个以上的喷射孔20，燃料腔25 在阀座19的下游侧端部形成有与开口部24连通并且比径向扩径多于开口部24的周边的空间减小装置，用于抑制燃料流速的降低导致流动在燃料腔25的内部设置减少空间的注入孔20.注意：（C）2007，JPO＆INPIT

7. 发明专利

JP2006220017A Fuel injection valve 有权
标题翻译：燃油喷射阀
公开(公告)号：JP2006220017A
公开(公告)日：2006-08-24
申请号：JP2005032212
申请日：2005-02-08
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： YONEZAWA TAKASHI , KAWAJIRI KAZUHIKO , MUNEZANE TAKESHI , NAKANO TAKASHI , HIRAI MANABU , HASHII NAOYA , MIYAKI MANABU , CHAZONO FUMIYA
IPC分类号： F02M61/18 , F02M51/06 , F02M51/08
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection valve promoting atomization of fuel inject particle for coping with enhancement of exhaust emission regulation for an automobile.
SOLUTION: In the fuel injection valve provided with a plate including a plurality of injection holes, a valve sheet provided with a valve seat in an upstream of the injection hole, a fuel passage provided on the valve sheet, a fuel cavity constructed between the fuel passage and the injection hole, a valve member seated on and separate from the valve seat, the fuel cavity is divided into a plurality of divided passages and the divided passages cross near the injection hole.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种促进燃料喷射粒子的雾化的燃料喷射阀，以应对用于汽车的废气排放调节的增强。解决方案：在具有包括多个喷射孔的板的燃料喷射阀中，在喷射孔的上游设置有阀座的阀片，设置在阀片上的燃料通路，构成燃料腔的燃料腔在燃料通道和喷射孔之间，安置在阀座上并与阀座分离的阀构件，燃料腔被分成多个分开通道，分隔通道在喷射孔附近交叉。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2004169571A Fuel injection valve 审中-公开
公开(公告)号：JP2004169571A
公开(公告)日：2004-06-17
申请号：JP2002333631
申请日：2002-11-18
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： YONEZAWA TAKASHI , KAWAJIRI KAZUHIKO , KATASHIBA HIDEAKI , FUKUTOMI NORIHISA
IPC分类号： F02M61/18 , F02M51/06 , F02M51/08
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection valve capable of machining a nozzle hole easily, machining by reducing unevenness in dimension between a plurality of nozzle holes, reducing man-hour and cost, improving productivity, forming a thin fuel liquid film at an outlet of the nozzle hole, and atomizing injection fuel satisfactorily.
SOLUTION: This fuel injection valve is provided with a valve main body 5 having a fuel passage inside it and forming a valve seat 6 in an end part, the valve 11 blocking the fuel passage by seating on the valve seat 6 and opening the fuel passage by leaving the valve seat 6, and nozzle hole plates 8, 9 provided in a tip part of the valve main body 5 and forming the nozzle hole for injecting fuel flowing out of the fuel passage when opening the valve 11. The nozzle hole has a hole 28 like a circular column and an inclined face 9a provided on the downstream side of the hole 28 like the circular column by opposing to an outlet 28a of the hole 28 like the circular column and inclined at a predetermined angle for a central axis of the hole 28 like the circular column.
COPYRIGHT: (C)2004,JPO

9. 发明专利

JP2003307165A Fuel injection device 审中-公开
标题翻译：燃油喷射装置
公开(公告)号：JP2003307165A
公开(公告)日：2003-10-31
申请号：JP2002112573
申请日：2002-04-15
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： YONEZAWA TAKASHI , KAWAJIRI KAZUHIKO , HONDA TETSUYA , KATASHIBA HIDEAKI , FUKUTOMI NORIHISA
IPC分类号： F02M61/18 , F02M51/06 , F02M61/04 , F02M61/10
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection device of a fuel revolving type capable of enhancing the degree of cavitation in the fuel.
SOLUTION: The fuel injection device includes a revolving body 7 furnished with a revolving groove 711 where a fuel passage 91 is provided leading from the outlet of the groove 711 to a fuel injection hole 81, and in at least one place of the fuel passage 91, for example in the neighborhood of the boundary of the surface 82 of a valve seat 8 with an intra-seat fuel passage 912 penetrating the valve seat 8 or in the middle of the passage 912, a fuel exfoliating place is provided where the inertial force generated in the fuel F willing to flow in exfoliation from the wall surface of the fuel passage 91 is greater than the centrifugal force generated in the fuel F based on its revolving force willing to flow without exfoliation from the wall surface of the fuel passage 91.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种能够增强燃料中的空化程度的燃料旋转型燃料喷射装置。解决方案：燃料喷射装置包括具有旋转槽711的旋转体7，其中设置有从槽711的出口到燃料喷射孔81的燃料通道91，并且在至少一个位置燃料通道91，例如在具有贯穿阀座8的座内燃料通道912或通道912的中间的阀座8的表面82的边界附近，设置燃料去角质位置，其中，在燃料F中产生的惯性力从燃料通道91的壁面剥离时大于基于其不会从燃料壁面剥离的旋转力产生的离心力第91页。版权所有（C）2004，JPO

10. 发明专利

JP2008231928A Fuel injection valve 有权
标题翻译：燃油喷射阀
公开(公告)号：JP2008231928A
公开(公告)日：2008-10-02
申请号：JP2007068289
申请日：2007-03-16
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： YONEZAWA TAKASHI , KAWAJIRI KAZUHIKO , HASHIBA TOSHIHIKO
IPC分类号： F02M61/18 , F02M51/06
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection valve simultaneously performing both an increase in a fuel flow rate and atomization of fuel injected easily by a simple structure.
SOLUTION: A valve seat 14 and an injection hole plate 17 are brought in tight contact with each other to form a fuel cavity 19 between the valve seat 14 and the injection hole plate 17, and the fuel passage 14c of the valve seat 14 communicates with an injection hole 18 through the fuel cavity 19. The extended surface 18b of the injection hole wall 18a of the injection hole 18 is exposed in the fuel cavity 19. Fuel 24b is collided with the extended surface 18b of the injection hole wall 18a, strongly pushed to the injection hole wall 18a, and flows along the injection hole wall 18a, thereby promoting thinning of the film of fuel injected from an injection hole outlet 18c and promoting atomization of particle of fuel injected.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种同时执行燃料流量的增加和通过简单的结构容易地喷射的燃料的雾化的燃料喷射阀。解决方案：阀座14和喷孔板17彼此紧密接触，以在阀座14和喷孔板17之间形成燃料腔19，并且阀座的燃料通道14c 14通过燃料腔19与喷射孔18连通。喷射孔18的喷射孔壁18a的延伸表面18b暴露在燃料腔19中。燃料24b与喷射孔壁的延伸表面18b相撞 18a被强力地推入注入孔壁18a，并且沿喷射孔壁18a流动，从而促进从喷射孔出口18c喷射的燃料薄膜的变薄，并促进喷射的燃料颗粒的雾化。版权所有（C）2009，JPO＆INPIT

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