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1. 发明公开

EP1795740A4 SOLENOID FUEL INJECTION VALVE 有权
标题翻译：电磁式燃料喷射阀
公开(公告)号：EP1795740A4
公开(公告)日：2010-11-24
申请号：EP05785402
申请日：2005-09-22
申请人： KEIHIN CORP
发明人： MATSUO DAISUKE , OMURA TOMOYUKI , SAKATA EISAKU
IPC分类号： F02M51/06
CPC分类号： F02M51/0675 , F02M51/005 , F02M61/168 , F02M61/1853 , F02M2200/9015

2. 发明专利

DE602009000026D1 Elektromagnetisches Kraftstoffeinspritzventil 未知
公开(公告)号：DE602009000026D1
公开(公告)日：2010-06-24
申请号：DE602009000026
申请日：2009-03-09
申请人： KEIHIN CORP
发明人： OMURA TOMOYUKI , MATSUO DAISUKE , SATO KAZUHIKO
IPC分类号： F02M51/00 , F02M51/06

3. 发明专利

BRPI0516047A 未知
公开(公告)号：BRPI0516047A
公开(公告)日：2008-08-19
申请号：BRPI0516047
申请日：2005-09-22
申请人： KEIHIN CORP
发明人： MATSUO DAISUKE , OMURA TOMOYUKI , SAKATA EISAKU
IPC分类号： F02M51/06
摘要： In an electromagnetic fuel injection valve in which a coil assembly is housed within a solenoid housing, an inlet tube is provided coaxially and integrally so as to be connected to the rear end of a fixed core, and the solenoid housing and at least a front part of the inlet tube are covered by a synthetic resin covering section having an integral power-receiving coupler, the resin-molded section (7) includes a first resin-molded layer (41) and a second resin-molded layer (42), the first resin-molded layer (41) being formed from a glass fiber-incorporated synthetic resin while forming a coupler main portion (40a) that defines a framework part of the power-receiving coupler (40), and the second resin-molded layer (42) being formed from a synthetic resin into which glass fiber is not incorporated so as to cover the first resin-molded layer (41), and in a section of the inlet tube (32) on the fixed core (23) side, when the thickness of the first resin-molded layer (41) is t1, the thickness of the second resin-molded layer (42) is t2, and the thickness of the inlet tube (32) is t3, they are set so that t1

4. 发明专利

JP2006009754A Solenoid type fuel injection valve 有权
标题翻译：电磁阀型燃油喷射阀
公开(公告)号：JP2006009754A
公开(公告)日：2006-01-12
申请号：JP2004191179
申请日：2004-06-29
申请人： Keihin Corp , 株式会社ケーヒン
发明人： AKABANE AKIRA , OMURA TOMOYUKI
IPC分类号： F02M51/06
摘要： PROBLEM TO BE SOLVED: To prevent the formation of large chips and to avoid chips getting into a fuel passage to the utmost in a solenoid type fuel injection valve wherein a cylindrical spring receiving member of approximately C-shaped cross section provided with tapered parts at the outer periphery of both axial ends is pressed into a small diameter hole provided in a cylindrical fixed core, adjustably in the axial position.
SOLUTION: The small diameter hole 51 of the fixed core 22 comprises a press-in hole part 51a with an inner diameter adapted to press in the spring receiving member 27; a coaxial adjusting hole part 51b arranged coaxially with the press-in hole part 51a, with a space behind the press-in hole part 51a; and a communicating hole part 51c made smaller in diameter toward the press-in hole part 51a side and at least partially having tapered portions 51ca, 51cc with the tilt angles to an axis being made smaller than a tilt angle to the axis of the tapered part 27b of the spring receiving member 27, to smoothly connect the press-in hole part 51a and the coaxial adjusting hole part 51b.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了防止大型芯片的形成，并且避免了在螺线管式燃料喷射阀中最大限度地进入燃料通道的芯片，其中具有大致C形横截面的圆柱形弹簧接收构件设置有锥形在两轴向端部的外周部的部分被压入设置在圆筒形固定铁芯中的小直径孔中，可调节地位于轴向位置。解决方案：固定芯22的小直径孔51包括压入孔部分51a，其内径适于压在弹簧接收构件27中; 与压入孔部51a同轴布置的同轴调节孔部51b，压入孔部51a后方具有空间; 以及连通孔部51c，其朝向压入孔部51a侧直径变得较小，并且至少部分地具有锥形部51ca，51cc，该倾斜部51a，51cc的轴线的倾斜角小于与锥形部的轴线的倾斜角度 27b，以平滑地连接压入孔部51a和同轴调节孔部51b。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2006090277A Solenoid-operated fuel injection valve 有权
标题翻译：电磁操作燃油喷射阀
公开(公告)号：JP2006090277A
公开(公告)日：2006-04-06
申请号：JP2004280182
申请日：2004-09-27
申请人： Keihin Corp , 株式会社ケーヒン
发明人： MATSUO DAISUKE , OMURA TOMOYUKI , SAKATA EISAKU
IPC分类号： F02M51/06
CPC分类号： F02M51/0675 , F02M51/005 , F02M61/168 , F02M61/1853 , F02M2200/9015
摘要： PROBLEM TO BE SOLVED: To improve the rigidity of an adjoining part of an inlet cylinder to a fixed core, and efficiently reduce generation of operation noise, particularly in a high-frequency region in a solenoid-operated fuel injection valve in which a coil assembly is held in a solenoid housing, the inlet cylinder is concentrically and integrally adjoined to the end of the fixed core, the solenoid housing and at least the front of the inlet cylinder are covered with a covering part made of a synthetic resin having integrally a receiving coupler.
SOLUTION: A resin-molded part 7 comprises a 1st resin-molded layer 41 which is formed of a synthetic resin with glass fiber mixed, and constitutes a coupler main part 40a of a skeleton part of the receiving coupler 40, a 2nd resin-molded layer 42 which is formed of a synthetic resin having no glass fiber mixed, and covers the 1st resin-molded layer 41. In the part of a fixed core 23 in the inlet cylinder 32, if the thickness of the 1st resin-molded layer 41 is taken as t1, the thickness of the 2nd resin-molded layer 42 is taken as t2, the thickness of the inlet cylinder 32 is taken as t3, the following formula is established; t1
摘要翻译：要解决的问题：为了提高入口圆筒的相邻部分与固定芯的刚性，并且有效地减少操作噪声的产生，特别是在电磁燃料喷射阀的高频区域中，其中线圈组件被保持在螺线管壳体中，入口圆筒与固定芯的端部同心地整体地邻接，螺线管壳体和入口筒的至少前部覆盖有由合成树脂制成的覆盖部分，一体地接收耦合器。解决方案：树脂模制部分7包括由玻璃纤维混合的合成树脂形成的第一树脂模制层41，并且构成接收耦合器40的骨架部分的耦合器主体部分40a，第二树脂模制部分由不具有玻璃纤维的合成树脂形成的树脂成型层42，覆盖第1树脂成型层41.在入口筒32的固定芯23的一部分中，将成型层41取为t1，将第二树脂成型层42的厚度设为t2，将进口筒32的厚度设为t3，建立如下公式： T1

6. 发明专利

JP2005256639A Solenoid-operated fuel injection valve 有权
标题翻译：电磁操作燃油喷射阀
公开(公告)号：JP2005256639A
公开(公告)日：2005-09-22
申请号：JP2004065984
申请日：2004-03-09
申请人： Keihin Corp , 株式会社ケーヒン
发明人： OMURA TOMOYUKI , MATSUO DAISUKE , SATO KENICHI
IPC分类号： F02M51/06
摘要： PROBLEM TO BE SOLVED: To effectively suppress operating sound while ensuring sufficient strength to obtain reliability of an electric connection part and attaining miniaturization in a solenoid-operated fuel injection valve provided with a resin molded part made of synthetic resin, embedding at least a part of a solenoid housing and integrally having an initial power receiving coupler with a receiving side connection terminal facing and connected to a coil of a coil assembly.
SOLUTION: The resin molded part 7 is formed of two layers which are a first resin molded layer 7a forming at least a part of the initial power receiving coupler 40 while covering at least the part of the solenoid housing 25, and a second resin molded layer 7b formed of material having a larger linear expansion coefficient than the first resin molded layer 7a and covering the first resin molded layer 7a. An air layer 44 is partially formed between the first and second resin molded layers 7a, 7b.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了有效地抑制操作声音，同时确保充分的强度以获得电连接部件的可靠性并且在具有由合成树脂制成的树脂模制部件的电磁燃料喷射阀中实现小型化，至少嵌入电磁铁壳体的一部分，并且整体地具有初始受电耦合器，其中接收侧连接端子面向并连接到线圈组件的线圈。解决方案：树脂模制部分7由两层形成，它们是形成初始受电耦合器40的至少一部分的第一树脂模制层7a，同时至少覆盖螺线管壳体25的一部分，并且第二由具有比第一树脂模制层7a更大的线性膨胀系数并覆盖第一树脂模制层7a的材料形成的树脂模制层7b。空气层44部分地形成在第一和第二树脂模制层7a，7b之间。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2012067663A Supporting device of fuel injection valve 有权
标题翻译：燃油喷射阀支撑装置
公开(公告)号：JP2012067663A
公开(公告)日：2012-04-05
申请号：JP2010212725
申请日：2010-09-22
申请人： Keihin Corp , 株式会社ケーヒン
发明人： OKAMOTO ATSUSHI , OMURA TOMOYUKI
IPC分类号： F02M61/14 , F02M61/16
摘要： PROBLEM TO BE SOLVED: To provide a supporting device of a fuel injection valve capable of obtaining an alignment mechanism simply and at low cost without performing any special work.SOLUTION: The supporting device of a fuel injection valve is formed by fitting a fuel distribution pipe 38 to the outer circumference of a fuel inlet tube 7 at the rear end of the fuel injection valve I with a front end nozzle tube 3a fit to the attaching hole 1b of an engine E, and by setting the alignment mechanism 41 that holds the fuel injection valve I in the axial direction cooperating with the fuel distribution pipe 38 between the engine E and the fuel injection valve I, and a supporting hole 40 that has a backward step 40b is provided at the engine E. The alignment mechanism 41 is composed of a ring-like ring holder 42 housed in the supporting hole 40 so as to be born on the backward step 40b, an annular support ring 43 with a circular cross section and held to a ring-like recessed part 42a opened backwardly to an inner periphery of the ring holder 42, and a frontward conical face 44a formed at the fuel injection valve I so as to be in contact with the support ring 43.
摘要翻译：要解决的问题：提供能够简单且低成本地获得对准机构的燃料喷射阀的支撑装置，而不进行任何特殊的工作。解决方案：燃料喷射阀的支撑装置通过在燃料喷射阀I的后端处配合燃料分配管38到燃料入口管7的外周而形成，前端喷嘴管3a配合并且通过在与发动机E和燃料喷射阀I之间的燃料分配管38配合的轴向设置保持燃料喷射阀I的对准机构41和支撑孔在发动机E上设置有后退台阶40b的定位机构41.对置机构41由容纳在支撑孔40中的环状的环形支架42构成，从而在后方的台阶40b上出现环状的支撑环43 具有圆形横截面并且被保持到环形凹部42a，其向后打开到环保持器42的内周，以及形成在燃料喷射阀I处以与支撑环接触的向前锥形面44a 43. CO PYRIGHT：（C）2012，JPO＆INPIT

8. 发明专利

JP2005256640A Solenoid-operated fuel injection valve 有权
标题翻译：电磁操作燃油喷射阀
公开(公告)号：JP2005256640A
公开(公告)日：2005-09-22
申请号：JP2004065985
申请日：2004-03-09
申请人： Keihin Corp , 株式会社ケーヒン
发明人： MATSUO DAISUKE , OMURA TOMOYUKI , HIUGA OSAMU
IPC分类号： F02M51/06
摘要： PROBLEM TO BE SOLVED: To effectively suppress operating sound while ensuring sufficient strength to obtain reliability of an electric connection part and attaining miniaturization in a solenoid-operated fuel injection valve provided with a resin molded part made of synthetic resin, embedding at least a part of a solenoid housing and integrally having an initial power receiving coupler with a receiving side connection terminal facing and connected to a coil of a coil assembly.
SOLUTION: The resin molded part 7 is formed of two layers which are a first resin molded layer 7a constituting a coupler main part 40a forming the skeleton of the initial power receiving coupler 40 while covering at least the part of the solenoid housing 25, and a second resin molded layer 7b formed of material lower in flexural strength than the first resin molded layer 7a and covering the first resin molded layer 7a so as to expose the first resin molded layer 7a on the tip side from an intermediate part of the initial power receiving coupler 40. At least one endless engaging groove 41 engaging the second resin molded layer 7b is formed at the first resin molded layer 7a at the intermediate part of the initial power receiving coupler 40.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了有效地抑制操作声音，同时确保充分的强度以获得电连接部件的可靠性并且在具有由合成树脂制成的树脂模制部件的电磁燃料喷射阀中实现小型化，至少嵌入电磁铁壳体的一部分，并且整体地具有初始受电耦合器，其中接收侧连接端子面向并连接到线圈组件的线圈。解决方案：树脂模制部分7由两层构成，它们是构成形成初始受电耦合器40的骨架的耦合器主体40a的第一树脂模制层7a，同时至少覆盖螺线管壳体25的一部分以及由比第一树脂成型层7a低的弯曲强度的材料形成的第二树脂成型层7b，并且覆盖第一树脂模制层7a，以使第一树脂模制层7a从尖端侧的第一树脂模制层7a的中间部分露出初始受电耦合器40.在初始受电耦合器40的中间部分的第一树脂模制层7a处形成有与第二树脂模制层7b接合的至少一个环形接合凹槽41.版权所有（C）2005 ，JPO＆NCIPI

9. 发明专利

JP2011163156A Fuel injection control device and method 审中-公开
标题翻译：燃油喷射控制装置及方法
公开(公告)号：JP2011163156A
公开(公告)日：2011-08-25
申请号：JP2010024434
申请日：2010-02-05
申请人： Keihin Corp , 株式会社ケーヒン
发明人： OMURA TOMOYUKI , OGATA AKIHIRO
IPC分类号： F02D41/20 , F02M51/08
摘要： PROBLEM TO BE SOLVED: To provide a fuel injection control device capable of controlling a fuel injection amount at high accuracy by significantly reducing a minimum injection amount without changing a structure of a solenoid valve (fuel injection valve).
SOLUTION: This fuel injection control device for controlling a fuel injection valve comprises energization control means for estimating a lift amount after energization of the fuel injection valve starts, and completing energization of the fuel injection valve when the lift amount reaches a required lift amount.
COPYRIGHT: (C)2011,JPO&INPIT

10. 发明专利

JP2005240731A Solenoid-operated fuel injection valve 审中-公开
标题翻译：电磁操作燃油喷射阀
公开(公告)号：JP2005240731A
公开(公告)日：2005-09-08
申请号：JP2004053691
申请日：2004-02-27
申请人： Keihin Corp , 株式会社ケーヒン
发明人： MATSUO DAISUKE , SATO KAZUHIKO , OMURA TOMOYUKI
IPC分类号： F02M51/06 , F02M51/08 , F02M61/16
摘要： PROBLEM TO BE SOLVED: To effectively suppress generation of operating noise while securing enough strength to obtain reliability of an electric connection part, and to realize compactness.
SOLUTION: This solenoid-operated fuel injection valve is integrally provided with a coupler 40 to which a connection terminal connecting with a coil of a coil assembly faces, and has a covering part 7 made of synthetic resin with which at least part of a solenoid housing 25 is embedded. The covering part 7 covers at least part of the solenoid housing 25, constitutes at least part of the coupler 40, and comprises an inner side formed layer 7a formed of synthetic resin into which glass fiber is mixed, and an outer side formed layer 7b covering the inner side formed layer 7a and formed of thermoplastic polyester elastomer which eliminates mixing of glass fiber.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了有效地抑制操作噪声的产生，同时确保足够的强度以获得电连接部件的可靠性，并且实现紧凑性。解决方案：该电磁式燃料喷射阀一体地设置有联接器40，连接端子与线圈组件的线圈相连接，并具有由合成树脂制成的覆盖部分7，该覆盖部分7至少部分嵌入螺线管壳体25。覆盖部分7覆盖螺线管壳体25的至少一部分，构成耦合器40的至少一部分，并且包括由混合玻璃纤维的合成树脂形成的内侧形成层7a和覆盖内侧形成层7a，由热塑性聚酯弹性体形成，消除玻璃纤维的混合。版权所有（C）2005，JPO＆NCIPI

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