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1.发明授权公开(公告)号：US06340303B2
公开(公告)日：2002-01-22
申请号：US09496335
申请日：2000-02-02
申请人： Kazuya Hamada , Shingo Morita , Shigemi Murata , Mitsuru Koiwa
发明人： Kazuya Hamada , Shingo Morita , Shigemi Murata , Mitsuru Koiwa
IPC分类号： H01R1344
CPC分类号： H01R13/2421 , H01T13/04
摘要： To provide a high tension connection portion structure for an ignition device for an internal combustion engine, which may prevent an instantaneous breakdown of the connection even if an external force is applied to a high tension connection portion, may enhance a connection property of the high tension connection portion by suppressing a sliding movement between metal terminals of the connection portion and may be applied to the path of a minute current such as an ionic current or the like, a connecting structure of a high tension connection portion used in an ignition device for an internal combustion engine, includes: a first high tension connection terminal 2; a second high tension connection terminal 4 for electrically connecting with the first high tension connection terminal 2; a locking mechanism 2a provided between the first high tension connection terminal 2 and the second high tension connection terminal 4 for restricting the separation therebetween in the axial direction; and a spring member 7 disposed between the first high tension connection terminal 2 and the second high tension connection terminal 4.
摘要翻译： 为了提供用于内燃机的点火装置的高张力连接部分结构，即使外力施加到高压连接部分上也可以防止连接的瞬时破裂，可以增强高张力的连接特性 连接部分通过抑制连接部分的金属端子之间的滑动运动，并且可以施加到诸如离子电流等的微小电流的路径上，用于在点火装置中使用的高压连接部分的连接结构 内燃机包括：第一高压连接端子2; 用于与第一高压连接端子2电连接的第二高压连接端子4; 设置在第一高压连接端子2和第二高压连接端子4之间的用于限制其间的间隔的锁定机构2a; 以及设置在第一高压连接端子2和第二高压连接端子4之间的弹簧部件7。
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公开(公告)号：US07004155B2
公开(公告)日：2006-02-28
申请号：US10262860
申请日：2002-10-03
申请人： Shigemi Murata , Takeshi Shimizu , Mitsuru Koiwa
发明人： Shigemi Murata , Takeshi Shimizu , Mitsuru Koiwa
摘要： An ignition apparatus for an internal combustion engine can be reduced in size and cost. A plurality of closed magnetic circuit cores (2) are built in a casing (8) and each have an excitation portion (2a) and non-excitation portions (2b). A plurality of coil parts (100) each includes a primary coil (4) and a secondary coil (6) which are arranged to surround the excitation parts (2a) of a corresponding one of the closed magnetic cores (2). The closed magnetic circuit cores (2) are arranged along an axial direction (A) of the coil parts (100) such that adjacent ones of the non-excitation portions (2b), which are those sides of adjacent cores (2) each of which extends from one end of a corresponding excitation portion (2a), overlap each other at least partially in the axial direction (A).
摘要翻译： 可以减小内燃机的点火装置的尺寸和成本。 多个闭合磁路铁芯（2）内置在壳体（8）中，每个具有激励部分（2a）和非激励部分（2b）。 多个线圈部件（100）各自包括初级线圈（4）和次级线圈（6），其被布置成围绕相应的一个闭合磁芯（2）的激励部分（2a）。 封闭的磁路铁心（2）沿着线圈部件（100）的轴向（A）布置，使得邻近的非激励部分（2b）（即相邻的铁芯（2）的那些侧） 其从对应的激励部分（2a）的一端延伸，至少部分地沿轴向方向（A）重叠。
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公开(公告)号：US5685282A
公开(公告)日：1997-11-11
申请号：US600280
申请日：1996-02-12
申请人： Shigemi Murata , Mitsuru Koiwa
发明人： Shigemi Murata , Mitsuru Koiwa
摘要： An ignition device for an internal combustion engine, comprising, a spark plug 7 including a high voltage terminal 8, an ignition coil 1 for generating a high voltage to be supplied to the spark plug, and adapter assembly 19a for electrically connecting the ignition coil to the high voltage terminal of the spark plug, said adapter assembly having a support sleeve 20 for accommodating and supporting the high voltage terminal of the spark plug against a transverse movement of the high voltage terminal. The support sleeve may be a continuous extension, a metal tube of the adapter assembly. The assembly may also comprises a wear resisting material which may be an elastic member, a metal member. An electrical connector for use in such ignition device is also disclosed.
摘要翻译： 一种用于内燃机的点火装置，包括：火花塞7，其包括高压端子8;用于产生供给火花塞的高电压的点火线圈1;以及将点火线圈电连接到 火花塞的高压端子，所述适配器组件具有支撑套筒20，用于抵抗高压端子的横向运动来容纳和支撑火花塞的高压端子。 支撑套筒可以是连续的延伸部，适配器组件的金属管。 组件还可以包括耐磨材料，其可以是弹性构件，金属构件。 还公开了一种用于这种点火装置的电连接器。
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公开(公告)号：US5669367A
公开(公告)日：1997-09-23
申请号：US629146
申请日：1996-04-08
申请人： Nobuyuki Sawazaki , Shigemi Murata , Mitsuru Koiwa
发明人： Nobuyuki Sawazaki , Shigemi Murata , Mitsuru Koiwa
CPC分类号： F02P3/02
摘要： In an ignition apparatus for an internal combustion engine including a first cover 1A composed of an insulating material, fixed to a cylinder head and having plug holes 6, ignition coils 20A inserted into the plug holes 6 and igniting a mixed gas in cylinders and a second cover composed of an insulating material and covering the ignition coils 20A, the ignition coils 20A are fixed by means of being held between the first cover 1A and a second cover 11A. With this arrangement, the total height of the ignition apparatus can be lowered as well as the center of gravity of the apparatus is located at a low position to improve a vibration resistant property.
摘要翻译： 在一种用于内燃机的点火装置中，该内燃机包括固定在气缸盖上并具有插头孔6的绝缘材料构成的第一盖1A，插入到插头孔6中的点火线圈20A，并点燃气缸中的混合气体 由绝缘材料构成的盖子覆盖点火线圈20A，点火线圈20A通过保持在第一盖1A和第二盖11A之间被固定。 通过这种布置，可以降低点火装置的总高度，同时设备的重心位于低位置以提高抗振性能。
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公开(公告)号：US6107790A
公开(公告)日：2000-08-22
申请号：US206669
申请日：1994-03-07
摘要： A plurality of ignition coils and a plurality of switching assemblies are accommodated in one case, and a wire harness which interconnects the winding, connectors, and the switching assembly is formed as a unit using a plurality of conductors by means of a resin. In addition, respective electrical connections are established by welding, and soldering is disused. Thereby, it is provided an ignition device in which troublesome wiring between a coil and a switching assembly is eliminated and the reliability of electrical connections is improved, and which is compact and lightweight.
摘要翻译： 多个点火线圈和多个开关组件被容纳在一个壳体中，并且将绕组，连接器和开关组件互连的线束通过使用多个导体的树脂形成为单元。 此外，通过焊接建立各自的电连接，并且废弃焊接。 由此，提供了一种消除线圈和开关组件之间麻烦的布线并且提高了电连接可靠性的点火装置，并且其紧凑轻便。
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6.发明授权
公开(公告)号：US5682865A
公开(公告)日：1997-11-04
申请号：US612822
申请日：1996-03-11
申请人： Toshio Maekawa , Shigemi Murata , Mitsuru Koiwa
发明人： Toshio Maekawa , Shigemi Murata , Mitsuru Koiwa
摘要： An electrical connector connecting a spark plug to an ignition coil comprising electrically insulating caps each having a cylindrical engaging surface adapted to be attached to the spark plug and the ignition coil. An electrically insulating sheath is attached and engaged with the engaging surfaces of the insulating caps at the engaging surfaces at its opposite ends so that at least one cylindrical engaging interface is defined therebetween. An electrical conductor is supported by and extended through the insulating sheath for electrically connecting the ignition coil and the high voltage terminal of the spark plug to each other. The electrical connector also comprises an electrically insulating structure, disposed in the engaging interface between the engaging surfaces of the caps and the sheath, for providing additional electrical insulation in the engaging interface. The insulating structure may be a circumferential annular ridge and groove in the engaging interface, an electrically insulating bonding agent disposed in the engaging interface, an axially extending annular wall and groove, or a circumferential annular space defined in the engaging interface between the engaging surfaces and a volume of electrically insulating bonding agent filled within the annular space.
摘要翻译： 将火花塞连接到点火线圈的电连接器，该点火线圈包括电绝缘盖，每个电绝缘盖具有适于附接到火花塞和点火线圈的圆柱形接合表面。 电绝缘护套在其相对端处的接合表面附接并与绝缘盖的接合表面接合，使得在其间限定至少一个圆柱形接合界面。 电导体由绝缘护套支撑并延伸穿过绝缘护套，用于将点火线圈和火花塞的高压端子彼此电连接。 电连接器还包括电绝缘结构，其设置在帽和接合套的接合表面之间的接合界面中，用于在接合界面中提供额外的电绝缘。 绝缘结构可以是接合界面中的周向环形脊和凹槽，设置在接合界面中的电绝缘粘合剂，轴向延伸的环形壁和凹槽，或限定在接合表面和接合表面之间的接合界面中的周向环形空间 填充在环形空间内的电绝缘粘合剂的体积。
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公开(公告)号：US5585773A
公开(公告)日：1996-12-17
申请号：US215025
申请日：1994-03-21
申请人： Shigemi Murata , Mitsuru Koiwa , Yutaka Ohashi
发明人： Shigemi Murata , Mitsuru Koiwa , Yutaka Ohashi
CPC分类号： H01F38/12
摘要： A plurality of transformers each comprised of a core, a primary winding, and a secondary winding are accommodated in one case, the transformers are incorporated in alternately different directions, high-tension terminals, to which output ends of the secondary winding are connected, are provided on a side opposite to the side where a core disposed outside the secondary winding is located, and a layer of a resin minimum for insulation is provided between adjacent ones of the secondary windings.
摘要翻译： 多个变压器由铁芯，初级绕组和次级绕组组成，一个壳体内容纳有变压器并列在交替不同的方向上，次级绕组输出端连接的高压端子是 设置在与设置在次级绕组外侧的芯的一侧相对的一侧，并且在相邻的次级绕组之间设置用于绝缘的最小的树脂层。
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公开(公告)号：US5477203A
公开(公告)日：1995-12-19
申请号：US271962
申请日：1994-07-08
CPC分类号： H01F38/12
摘要： An ignition coil assembly for an internal combustion engine includes a primary coil, a secondary coil, at least one bobbin, a core, a first resin member and a casing. The primary coil and said secondary coil are wound on the bobbin. The core has core elements with a gap there-between through which the primary and secondary coils are magnetically coupled to one each other. The casing accommodates the primary and secondary coils, the bobbin and the core. And the first resin member covers a part of the core elements, the part which are confronted with said secondary coil, and the first resin member is accommodated in the casing.
摘要翻译： 一种用于内燃机的点火线圈组件，包括一个初级线圈，一个次级线圈，至少一个线轴，一个芯，一个第一树脂部件和一个壳体。 初级线圈和次级线圈缠绕在线轴上。 芯具有在其间具有间隙的芯元件，初级线圈和次级线圈通过该间隙磁耦合到彼此之间。 外壳容纳一次和二次线圈，线轴和芯。 并且第一树脂构件覆盖一部分芯元件，面对所述次级线圈的部分，并且第一树脂构件容纳在壳体中。
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公开(公告)号：US5438971A
公开(公告)日：1995-08-08
申请号：US165912
申请日：1993-12-14
CPC分类号： F02P3/02 , F02P3/0552 , H01F38/12
摘要： An ignition coil device for an internal combustion engine comprising: a plurality of iron cores; a plurality of ignition coils having a plurality of primary coils provided around said plurality of iron cores and a plurality of secondary coils magnetically-coupled with said plurality of primary coils through the plurality of iron cores; a case accommodating the plurality of iron cores and the plurality of ignition coils; and a plurality of control units accommodated in said case of which number is equal to the number of the plurality of ignition coils.
摘要翻译： 一种用于内燃机的点火线圈装置，包括：多个铁芯; 多个点火线圈，具有设置在所述多个铁芯周围的多个初级线圈和多个次级线圈，所述次级线圈通过所述多个铁芯与所述多个初级线圈磁耦合; 容纳所述多个铁芯和所述多个点火线圈的壳体; 以及容纳在所述壳体中的多个控制单元，其数量等于所述多个点火线圈的数量。
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公开(公告)号：US5615659A
公开(公告)日：1997-04-01
申请号：US625115
申请日：1996-04-01
申请人： Shingo Morita , Mitsuru Koiwa
发明人： Shingo Morita , Mitsuru Koiwa
CPC分类号： F02P3/02 , F02P3/0552 , H01F27/367 , H01F38/12
摘要： Disclosed is an ignition apparatus for an internal combustion engine including a power switch 20 for intermittently feeding a primary current to an ignition coil, a primary coil 5 and a secondary coil 6 of the ignition coil being contained in an insulation case 1 with the power switch 20, primary coil 5 and secondary coil 6 being fixed by an insulating resin material 15 poured into the insulation case 1, the ignition apparatus comprising a shield plate 23 interposed between the secondary coil 6 and the power switch 20 to shield the power switch 20 from electromagnetic waves. With this arrangement, there can be obtained an ignition apparatus for an internal combustion engine by which the malfunction of the power switch and the like caused by electromagnetic waves generated at the ignition coil can be prevented.
摘要翻译： 公开了一种用于内燃机的点火装置，其包括用于间歇地向点火线圈供电的电源开关20，点火线圈的初级线圈5和次级线圈6包含在具有电源开关的绝缘壳体1中 如图20所示，初级线圈5和次级线圈6由注入绝缘壳体1的绝缘树脂材料15固定，点火装置包括插入在次级线圈6和电源开关20之间的屏蔽板23，以将电源开关20从 电磁波。 通过这种布置，可以获得一种用于内燃机的点火装置，由此可以防止由点火线圈产生的电磁波引起的电源开关等的故障。
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