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11. 发明申请

US20130033188A1 IGNITION PLUG AND IGNITION APPARATUS 有权
标题翻译：点火插头和点火装置
公开(公告)号：US20130033188A1
公开(公告)日：2013-02-07
申请号：US13565937
申请日：2012-08-03
申请人： Kohei Katsuraya , Tatsunori Yamada , Katsutoshi Nakayama
发明人： Kohei Katsuraya , Tatsunori Yamada , Katsutoshi Nakayama
IPC分类号： H01T13/34 , F02P3/01
CPC分类号： H01T13/34 , H01T13/20
摘要： A technique for lowering power loss involved in supply of high-frequency electric power to an ignition plug. The ignition plug includes a tubular insulator having an axial bore extending therethrough; a center electrode disposed in the axial bore; a metal terminal disposed rearward of the center electrode in the axial bore, electrically connected to the center electrode, and supplied with high-frequency electric power from an external source; a metallic shell disposed to circumferentially surround the insulator; and a ground electrode electrically connected to the metallic shell and adapted to generate plasma in cooperation with the center electrode through supply of high-frequency electric power to the metal terminal. At least a portion of the inner surface of the axial bore is coated with metal coating. The center electrode and the metal terminal are in electrical contact with the metal coating.
摘要翻译：一种用于降低向火花塞供应高频电力的功率损耗的技术。火花塞包括具有延伸穿过其中的轴向孔的管状绝缘体; 设置在所述轴向孔中的中心电极; 金属端子，其设置在所述轴向孔中的所述中心电极的后方，与所述中心电极电连接，并从外部源供给高频电力; 设置成周向包围绝缘体的金属壳; 以及电连接到所述金属壳并且适于通过向所述金属端子提供高频电力而与所述中心电极协作产生等离子体的接地电极。轴向孔的内表面的至少一部分涂覆有金属涂层。中心电极和金属端子与金属涂层电接触。

12. 发明申请

US20140139098A1 SPARK PLUG 有权
标题翻译： SPARK插头
公开(公告)号：US20140139098A1
公开(公告)日：2014-05-22
申请号：US14126930
申请日：2012-04-10
申请人： Kohei Katsuraya , Katsutoshi Nakayama
发明人： Kohei Katsuraya , Katsutoshi Nakayama
IPC分类号： H01T13/20
CPC分类号： H01T13/20 , F02P13/00 , H01T13/39
摘要： A spark plug includes a center electrode, a ground electrode, and a tip joined to the center electrode and forming a spark discharge gap with the ground electrode. The tip is joined to the center electrode via a fusion zone, which has an exposed surface exposed to the external environment. In a section containing an axis and the center of the exposed surface, C−B≧0.02 is satisfied, where C (mm) is the distance on the side surface of the tip between the fusion zone and the distal end of the tip, and B (mm) is the distance between a distal end surface of the tip and a portion of the fusion zone located closer to the axis than the side surface of the tip and located closest in the fusion zone to the distal end surface of the tip.
摘要翻译：火花塞包括中心电极，接地电极和连接到中心电极的尖端，并与接地电极形成火花放电间隙。尖端经由熔融区域连接到中心电极，熔融区域具有暴露于外部环境的暴露表面。在包含轴线和暴露表面的中心的部分中，满足C-B≥0.02，其中C（mm）是熔融区域和尖端的远端之间的尖端的侧表面上的距离，以及 B（mm）是尖端的远端表面和位于比尖端的侧表面更靠近轴线的熔融区域的部分之间的距离，并且位于熔融区域中最靠近尖端的远端表面。

13. 发明申请

US20130214689A1 PLASMA IGNITION DEVICE AND PLASMA IGNITION METHOD 有权
标题翻译：等离子体点火装置和等离子体点火方法
公开(公告)号：US20130214689A1
公开(公告)日：2013-08-22
申请号：US13881391
申请日：2011-08-18
申请人： Kohei Katsuraya , Tatsunori Yamada , Katsutoshi Nakayama
发明人： Kohei Katsuraya , Tatsunori Yamada , Katsutoshi Nakayama
IPC分类号： H01T13/40
CPC分类号： H01T13/40 , F02P3/00 , F02P3/01 , F02P3/02 , F02P9/002 , F02P9/007 , F02P15/10 , F02P23/04 , F02P23/045
摘要： A technique of improving the life of a spark plug which generates spark discharge and AC plasma. A plasma ignition device includes a power control section which reduces AC power P after generation of AC plasma in an AC power supply period Sa during which the AC power P is continuously supplied to a spark plug within a maintainable power range Rp within which the AC plasma can be maintained.
摘要翻译：一种提高产生火花放电和AC等离子体的火花塞寿命的技术。等离子体点火装置包括功率控制部分，其在交流电源周期Sa中产生AC等离子体之后降低AC功率P，在AC电源周期Sa期间，在可交流功率范围Rp内将AC功率P连续提供给火花塞，其中AC等离子体可以维护。

14. 发明授权

US08222803B2 Spark plug and manufacturing method thereof 有权
标题翻译：火花塞及其制造方法
公开(公告)号：US08222803B2
公开(公告)日：2012-07-17
申请号：US13123408
申请日：2009-10-09
申请人： Kohei Katsuraya , Katsutoshi Nakayama
发明人： Kohei Katsuraya , Katsutoshi Nakayama
IPC分类号： H01T13/28 , H01T13/20 , H01T21/00 , H01T21/02
CPC分类号： H01T21/02 , H01T13/32
摘要： There is provided a spark plug 100 with a ground electrode 30, wherein a protrusion amount A of a protruding portion 36 satisfies a relationship of 0.4 mm≦A≦1.0 mm and wherein a press recessed portion 37 extends to a front end surface 31 of the ground electrode 30.
摘要翻译：提供具有接地电极30的火花塞100，其中突出部分36的突出量A满足0.4mm＆amp; NlE; A＆NlE; 1.0mm的关系，并且其中压凹部37延伸到接地电极30。

15. 发明申请

US20110193470A1 SPARK PLUG AND MANUFACTURING METHOD THEREOF 有权
标题翻译： SPARK插头及其制造方法
公开(公告)号：US20110193470A1
公开(公告)日：2011-08-11
申请号：US13123408
申请日：2009-10-09
申请人： Kohei Katsuraya , Katsutoshi Nakayama
发明人： Kohei Katsuraya , Katsutoshi Nakayama
IPC分类号： H01T13/20 , H01T21/02
CPC分类号： H01T21/02 , H01T13/32
摘要： There is provided a spark plug 100 with a ground electrode 30, wherein a protrusion amount A of a protruding portion 36 satisfies a relationship of 0.4 mm≦A≦1.0 mm and wherein a press recessed portion 37 extends to a front end surface 31 of the ground electrode 30.
摘要翻译：提供具有接地电极30的火花塞100，其中突出部分36的突出量A满足0.4mm＆amp; NlE; A＆NlE; 1.0mm的关系，并且其中压凹部37延伸到接地电极30。

16. 发明授权

US09316199B2 Ignition device and structure for mounting same 有权
标题翻译：点火装置及其安装结构
公开(公告)号：US09316199B2
公开(公告)日：2016-04-19
申请号：US13881339
申请日：2011-08-30
申请人： Tatsunori Yamada , Kohei Katsuraya , Katsutoshi Nakayama
发明人： Tatsunori Yamada , Kohei Katsuraya , Katsutoshi Nakayama
IPC分类号： F02P15/00 , F02P1/08 , F02P3/04 , F02P3/00 , F02P13/00 , H01F38/12 , H01T13/04 , H01T13/20 , F02P9/00 , F02P3/05 , F02P3/09
CPC分类号： F02P15/00 , F02P1/08 , F02P1/083 , F02P1/086 , F02P3/00 , F02P3/0435 , F02P3/051 , F02P3/09 , F02P9/002 , F02P13/00 , H01F38/12 , H01T13/04 , H01T13/20
摘要： An ignition device (100) includes a power supply (2) for discharge; an AC power supply (3); an ignition coil (41) for generating a secondary voltage in a secondary coil (41B); an ignition plug (1) connected to the secondary coil (41B); an AC electrode (43) electrically connected to the AC power supply (3); a high-voltage electrode (42) located between the secondary coil (41B) and the ignition plug (1); an insulator (44) located between the two electrodes (42, 43); and a second insulator (47) which covers the ignition coil (41) and a capacitor (49) composed of the two electrodes (42, 43) and an insulator (44). The secondary voltage and AC power are supplied to the ignition plug (1) via the high-voltage electrode (42). Thus, excellent ignition performance can be implemented while the occurrence of misfire is restrained.
摘要翻译：点火装置（100）包括用于放电的电源（2）交流电源（3）; 用于在次级线圈（41B）中产生次级电压的点火线圈（41）; 连接到次级线圈（41B）的火花塞（1）; 电连接到AC电源（3）的AC电极（43）; 位于次级线圈（41B）和火花塞（1）之间的高压电极（42）; 位于两个电极（42,43）之间的绝缘体（44）; 以及覆盖所述点火线圈（41）的第二绝缘体（47）和由所述两个电极（42,43）和绝缘体（44）构成的电容器（49）。次级电压和AC电力通过高压电极（42）提供给火花塞（1）。因此，可以在抑制失火的发生的同时实现优异的点火性能。

17. 发明授权

US09169820B2 Ignition system 有权
标题翻译：点火系统
公开(公告)号：US09169820B2
公开(公告)日：2015-10-27
申请号：US13444092
申请日：2012-04-11
申请人： Tatsunori Yamada , Kohei Katsuraya , Katsutoshi Nakayama
发明人： Tatsunori Yamada , Kohei Katsuraya , Katsutoshi Nakayama
IPC分类号： F02P3/02 , F02P9/00 , F02P15/10 , F02P3/04 , F02P23/04 , H01T13/04 , H01T13/06
CPC分类号： F02P9/007 , F02P3/01 , F02P3/02 , F02P3/04 , F02P7/03 , F02P15/10 , F02P23/04 , H01T13/04 , H01T13/06 , H01T13/44
摘要： An ignition system wherein creation of misfires is suppressed and excellent ignition ability is realized. The ignition system includes a spark plug; a discharge power source applying a voltage in order to generate a spark discharge at the spark plug; an AC power source supplying AC power to a spark generated by the spark discharge; and an ignition cable electrically connecting the spark plug, the discharge power source and the AC power source. The ignition cable includes a discharge electrode connecting the discharge power source and the spark plug, an AC electrode transmitting AC power from the AC power source to the spark plug, and an insulator interposed between the discharge and AC electrodes.
摘要翻译：一种点火系统，其中产生的失火被抑制并具有优异的点燃能力。点火系统包括火花塞; 施加电压以在火花塞产生火花放电的放电电源; 交流电源，为火花放电产生的火花提供交流电; 以及将火花塞，放电电源和AC电源电连接的点火电缆。点火电缆包括连接放电电源和火花塞的放电电极，从交流电源向火花塞传送交流电力的交流电极以及插在放电与交流电极之间的绝缘体。

18. 发明授权

US09035562B2 Ignition plug and ignition apparatus 有权
标题翻译：点火塞和点火装置
公开(公告)号：US09035562B2
公开(公告)日：2015-05-19
申请号：US13565937
申请日：2012-08-03
申请人： Kohei Katsuraya , Tatsunori Yamada , Katsutoshi Nakayama
发明人： Kohei Katsuraya , Tatsunori Yamada , Katsutoshi Nakayama
IPC分类号： H05B41/00 , H01T13/20 , H01T13/34
CPC分类号： H01T13/34 , H01T13/20
摘要： A technique for lowering power loss involved in supply of high-frequency electric power to an ignition plug. The ignition plug includes a tubular insulator having an axial bore extending therethrough; a center electrode disposed in the axial bore; a metal terminal disposed rearward of the center electrode in the axial bore, electrically connected to the center electrode, and supplied with high-frequency electric power from an external source; a metallic shell disposed to circumferentially surround the insulator; and a ground electrode electrically connected to the metallic shell and adapted to generate plasma in cooperation with the center electrode through supply of high-frequency electric power to the metal terminal. At least a portion of the inner surface of the axial bore is coated with metal coating. The center electrode and the metal terminal are in electrical contact with the metal coating.
摘要翻译：一种用于降低向火花塞供应高频电力的功率损耗的技术。火花塞包括具有延伸穿过其中的轴向孔的管状绝缘体; 设置在所述轴向孔中的中心电极; 金属端子，其设置在所述轴向孔中的所述中心电极的后方，与所述中心电极电连接，并从外部源供给高频电力; 设置成周向包围绝缘体的金属壳; 以及电连接到所述金属壳并且适于通过向所述金属端子提供高频电力而与所述中心电极协作产生等离子体的接地电极。轴向孔的内表面的至少一部分涂覆有金属涂层。中心电极和金属端子与金属涂层电接触。

19. 发明申请

US20130233291A1 IGNITION DEVICE AND STRUCTURE FOR MOUNTING SAME 有权
标题翻译：点火装置和安装结构
公开(公告)号：US20130233291A1
公开(公告)日：2013-09-12
申请号：US13881339
申请日：2011-08-30
申请人： Tatsunori Yamada , Kohei Katsuraya , Katsutoshi Nakayama
发明人： Tatsunori Yamada , Kohei Katsuraya , Katsutoshi Nakayama
IPC分类号： F02P15/00
CPC分类号： F02P15/00 , F02P1/08 , F02P1/083 , F02P1/086 , F02P3/00 , F02P3/0435 , F02P3/051 , F02P3/09 , F02P9/002 , F02P13/00 , H01F38/12 , H01T13/04 , H01T13/20
摘要： An ignition device (100) includes a power supply (2) for discharge; an AC power supply (3); an ignition coil (41) for generating a secondary voltage in a secondary coil (41B); an ignition plug (1) connected to the secondary coil (41B); an AC electrode (43) electrically connected to the AC power supply (3); a high-voltage electrode (42) located between the secondary coil (41B) and the ignition plug (1); an insulator (44) located between the two electrodes (42, 43); and a second insulator (47) which covers the ignition coil (41) and a capacitor (49) composed of the two electrodes (42, 43) and an insulator (44). The secondary voltage and AC power are supplied to the ignition plug (1) via the high-voltage electrode (42). Thus, excellent ignition performance can be implemented while the occurrence of misfire is restrained.
摘要翻译：点火装置（100）包括用于放电的电源（2）交流电源（3）; 用于在次级线圈（41B）中产生次级电压的点火线圈（41）; 连接到次级线圈（41B）的火花塞（1）; 电连接到AC电源（3）的AC电极（43）; 位于次级线圈（41B）和火花塞（1）之间的高压电极（42）; 位于两个电极（42,43）之间的绝缘体（44）; 以及覆盖所述点火线圈（41）的第二绝缘体（47）和由所述两个电极（42,43）和绝缘体（44）构成的电容器（49）。次级电压和AC电力经由高压电极（42）提供给火花塞（1）。因此，可以在抑制失火的发生的同时实现优异的点火性能。

20. 发明申请

US20130148254A1 IGNITION SYSTEM AND SPARK PLUG 有权
标题翻译：点火系统和火花塞
公开(公告)号：US20130148254A1
公开(公告)日：2013-06-13
申请号：US13817544
申请日：2011-07-11
申请人： Kohei Katsuraya , Katsutoshi Nakayama
发明人： Kohei Katsuraya , Katsutoshi Nakayama
IPC分类号： F02P3/01
CPC分类号： F02P3/01 , F02P9/007 , H01T13/40 , H01T13/50
摘要： An ignition system having a spark plug, a discharge power supply, and an AC power supply. Voltage from the discharge power supply and AC power from the AC power supply are supplied to a spark discharge gap through an electrode of the spark plug. The AC power from the AC power supply is applied to a spark generated by the voltage from the discharge power supply in the spark discharge gap.
摘要翻译：具有火花塞，放电电源和交流电源的点火系统。来自放电电源的电压和来自交流电源的交流电力通过火花塞的电极供给到火花放电间隙。来自交流电源的交流电源被施加到由放电电源在火花放电间隙中的电压产生的火花。

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