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1. 发明申请

US20180279460A1 IGNITION APPARATUS 审中-公开
公开(公告)号：US20180279460A1
公开(公告)日：2018-09-27
申请号：US15914101
申请日：2018-03-07
申请人： DENSO CORPORATION , PLASMA APPLICATIONS CO., LTD.
发明人： Shota KINOSHITA , Fumiaki AOKI , Daisuke TANAKA , Akimitsu SUGIURA , Jan HUSARIK , Masashi KANDO
IPC分类号： H05H1/46 , H01T15/00 , H05H1/00
CPC分类号： H05H1/46 , F02P3/01 , H01T13/40 , H01T13/50 , H01T13/52 , H01T15/00 , H05H1/0006 , H05H1/0062 , H05H1/52 , H05H2001/4607
摘要： An ignition apparatus is provided which ignites a mixture of air and fuel gas by plasma to generate an initial flame. The apparatus includes: a spark plug that includes an inner conductor, a cylindrical outer conductor that holds the inner conductor thereinside, and a dielectric that is provided between the inner conductor and the outer conductor, and that generates plasma in a plasma formation space between the inner conductor and the outer conductor; an electromagnetic wave power supply that generates an electromagnetic wave to apply electromagnetic wave power to the spark plug; an evaluation section that evaluates a state of formation of the plasma; a determination section that determines a matching object of the electromagnetic wave based on an evaluation result by the evaluation section; and a coupled state control section that controls a matching condition of the electromagnetic wave so that the electromagnetic wave matches the matching object.

2. 发明申请

US20180183215A1 SPARK PLUG 审中-公开
公开(公告)号：US20180183215A1
公开(公告)日：2018-06-28
申请号：US15548615
申请日：2016-02-04
申请人： IMAGINEERING, INC.
发明人： Yuji IKEDA
IPC分类号： H01T13/32 , H05H1/52
CPC分类号： H01T13/32 , F02P23/045 , H01T13/20 , H01T13/52 , H05H1/52
摘要： A spark plug adopting an electromagnetic-wave-resonation-structure, efficiently ignites fuel inside a combustion chamber. The spark plug comprises a center electrode configured to transmit an electromagnetic wave having a discharge electrode, the discharge electrode mounted on a distal end of the center electrode, a casing member surrounding a periphery of the center electrode and the discharge electrode and a tip end part thereof functioning as a ground electrode so as to become in pair with the discharge electrode, and a vent configured to allow for an aerial passage is provided at a tip end of the casing member. At that time, the vent can be formed in a slit manner or in a hole type.

3. 发明授权

US09478947B2 Plasma jet spark plug 有权
标题翻译：等离子喷射火花塞
公开(公告)号：US09478947B2
公开(公告)日：2016-10-25
申请号：US14811160
申请日：2015-07-28
申请人： NGK Spark Plug Co., LTD.
发明人： Naoyuki Mukoyama , Hiroyuki Kameda , Daisuke Kasahara
IPC分类号： H01T13/32 , H01T13/52 , H01T13/54
CPC分类号： H01T13/32 , H01T13/52 , H01T13/54
摘要： A plasma jet plug has a cavity defined by a surface of a center electrode, an inner surface of an insulator, and a surface of a ground electrode. When a volume of a portion of the cavity on a front side of a front portion of the center electrode is a first volume V1 and a volume of a portion of the cavity on a rear side of the front end of the center electrode is a second volume V2, the following expression is satisfied: V1/V2≧0.20.

4. 发明申请

US20160028214A1 PLASMA JET SPARK PLUG 有权
标题翻译：等离子喷射火花塞
公开(公告)号：US20160028214A1
公开(公告)日：2016-01-28
申请号：US14811160
申请日：2015-07-28
申请人： NGK Spark Plug Co., LTD.
发明人： Naoyuki MUKOYAMA , Hiroyuki KAMEDA , Daisuke KASAHARA
IPC分类号： H01T13/32
CPC分类号： H01T13/32 , H01T13/52 , H01T13/54
摘要： A plasma jet plug has a cavity defined by a surface of a center electrode, an inner surface of an insulator, and a surface of a ground electrode. When a volume of a portion of the cavity on a front side of a front portion of the center electrode is a first volume V1 and a volume of a portion of the cavity on a rear side of the front end of the center electrode is a second volume V2, the following expression is satisfied: V1/V2≧0.20.
摘要翻译：等离子体喷射塞具有由中心电极的表面，绝缘体的内表面和接地电极的表面限定的空腔。当中心电极的前部前侧的空腔的一部分的体积是第一容积V1，并且中心电极的前端的后侧的空腔的一部分的体积是第二容积体积V2，满足以下表达式：V1 /V2≥0.20。

5. 发明授权

US09236716B2 Spark plug 有权
标题翻译：火花塞
公开(公告)号：US09236716B2
公开(公告)日：2016-01-12
申请号：US14552855
申请日：2014-11-25
申请人： NGK Spark Plug Co., Ltd.
发明人： Hironobu Mizutani , Kei Takahashi
IPC分类号： H01T13/20 , H01T13/32 , H01T13/52
CPC分类号： H01T13/32 , H01T13/20 , H01T13/52
摘要： An ignition plug having a center electrode, a grounding electrode, an insulator, and a metal shell. The center electrode is held by the insulator, and the insulator is held by metal shell. A cavity is formed between the grounding electrode and the center electrode. The grounding electrode is joined to the inner wall surface of the metal shell via a melting portion. In the melting portion, in a predetermined cutting surface MS including a melting deepest point DP and a central axis CX, a percentage ratio MDD of a melting depth MD of the melting portion with respect to a thickness of the grounding electrode is 5% or more, and an area Sm of a portion included in an outer circumferential side of the metal shell is 10% or more of the entire area S.
摘要翻译：具有中心电极，接地电极，绝缘体和金属壳的火花塞。中心电极由绝缘体保持，绝缘体由金属壳保持。在接地电极和中心电极之间形成空腔。接地电极通过熔化部分与金属壳体的内壁表面接合。在熔融部分中，在包括熔融深度点DP和中心轴线CX的预定切割表面MS中，熔化部分的熔化深度MD相对于接地电极的厚度的百分比MDD为5％以上金属壳的外周侧的部分的面积Sm为整个面积S的10％以上。

6. 发明申请

US20150188292A1 HIGH ENERGY IGNITION SPARK IGNITER 有权
标题翻译：高能点火喷雾IGNITER
公开(公告)号：US20150188292A1
公开(公告)日：2015-07-02
申请号：US14566551
申请日：2014-12-10
申请人： John Zink Company, LLC
发明人： Andrew H. Strong , Ewen M. Kelly
IPC分类号： H01T1/22
CPC分类号： H01T1/22 , F23Q3/00 , F23Q3/004 , H01T13/20 , H01T13/52
摘要： The disclosure pertains to ignition systems and more particularly to spark igniters for burners and burner pilots. The spark igniter provided, is configured such that an electric field concentration between two electrodes increases while keeping output voltage unchanged.
摘要翻译：本公开涉及点火系统，更具体地涉及用于燃烧器和燃烧器飞行员的火花点火器。提供的火花点火器被配置为使得两个电极之间的电场浓度增加，同时保持输出电压不变。

7. 发明授权

US09065256B2 Short-circuit prevention in an RF spark plug 有权
标题翻译：射频火花塞短路防护
公开(公告)号：US09065256B2
公开(公告)日：2015-06-23
申请号：US13879212
申请日：2011-10-06
申请人： Maxime Makarov , Marc Pariente
发明人： Maxime Makarov , Marc Pariente
IPC分类号： H01T13/34 , H01T13/50 , H01T13/52 , H01T21/02
CPC分类号： H01T13/34 , H01T13/50 , H01T13/52 , H01T21/02
摘要： A spark plug including: a central electrode including an upper end and a lower end; an insulating part including an upper portion and a lower portion and surrounds the central electrode so that the lower end of the central electrode extends beyond the lower portion of the insulating part; and a cap including an upper portion and a lower portion that has an end section and that surrounds the insulating part so that the lower portion of the insulating part extends beyond the lower portion of the cap. The insulating part includes an annular groove, on the external periphery thereof, on the lower end of the cap, and the lower end section of the cap is placed in the groove.
摘要翻译：一种火花塞，包括：中心电极，包括上端和下端; 绝缘部分，包括上部和下部，并且围绕中心电极，使得中心电极的下端延伸超过绝缘部分的下部; 以及包括具有端部并且围绕绝缘部分的上部和下部的盖，使得绝缘部分的下部延伸超过盖的下部。绝缘部包括位于盖的下端的外周的环状槽，盖的下端部配置在槽内。

8. 发明申请

US20150068025A1 IGNITER ASSEMBLY INCLUDING ARCING REDUCTION FEATURES 有权
标题翻译： IGNITER装配包括减少降雨功能
公开(公告)号：US20150068025A1
公开(公告)日：2015-03-12
申请号：US14540861
申请日：2014-11-13
申请人： Federal-Mogul Ignition Company
发明人： James Lykowski , Keith Hampton
IPC分类号： H01T21/02 , H01T19/00
CPC分类号： H01T21/02 , H01T13/06 , H01T13/52 , H01T19/00 , Y10T29/49002
摘要： A corona igniter (20) includes a metal shell (32) with a corona reducing lip (38) spaced from an insulator (26) and being free of sharp edges (40) to prevent arcing (42) in a rollover region and concentrate the electrical field at an electrode firing end (48). The corona reducing lip (38) includes lip outer surfaces (88) being round, convex, concave, or curving continuously with smooth transitions (90) therebetween. The corona reducing lip (38) includes lip outer surfaces (88) presenting spherical lip radii (r1) being at least 0.004 inches. The corona igniter (20) also includes shell inner surfaces (104) and insulator outer surfaces (75) facing one another being free of sharp edges (40).
摘要翻译：电晕点火器（20）包括具有与绝缘体（26）间隔开并且没有锋利边缘（40）的电晕减少唇缘（38）的金属壳（32），以防止在翻滚区域中的电弧（42）并且将在电极烧结端（48）处的电场。电晕减少唇缘（38）包括在其间具有平滑过渡（90）的连续的圆形，凸形，凹形或弯曲的唇部外表面（88）。电晕减少唇缘（38）包括呈现至少0.004英寸的球形唇半径（r1）的唇外表面（88）。电晕点火器（20）还包括壳体内表面（104）和彼此面对的绝缘体外表面（75），其没有锋利的边缘（40）。

9. 发明申请

US20140174416A1 IGNITION SYSTEM 有权
标题翻译：点火系统
公开(公告)号：US20140174416A1
公开(公告)日：2014-06-26
申请号：US14134217
申请日：2013-12-19
申请人： DENSO CORPORATION
发明人： Shinichi OKABE , Yoshihiro NAKASE , Akimitsu SUGIURA , Yuya ABE
IPC分类号： F02P9/00 , H01T13/20
CPC分类号： H01T13/52 , F02P9/007 , H01T13/20 , H01T13/50
摘要： An ignition system for an internal combustion engine includes a discharge portion of the center electrode in which a part thereof is surrounded by a bottom portion and a tubular tip portion of the center dielectric, the part of the discharge portion and the tubular tip portion are projected into a combustion chamber of the internal combustion engine from a substantially annular tip portion of the ground electrode that opens to the combustion chamber at a distal end of the ground electrode, a diameter-changing portion formed by reducing a diameter of a part of the tubular tip portion in a radial direction gradually as approaching toward a tip thereof, and a thin-walled portion formed by reducing a thickness of the tip of the tubular tip portion.
摘要翻译：一种用于内燃机的点火系统包括中心电极的排出部分，其一部分被中心电介质的底部和管状末端部分包围，排出部分和管状尖端部分的一部分被突出从接地电极的基本上环形的尖端部分在内部燃烧室的燃烧室中进入到在接地电极的远端处的燃烧室的直径变化部分，所述直径变化部分通过减小管状部分的一部分的直径而形成沿径向方向的尖端部分逐渐接近尖端，并且通过减小管状末端部分的尖端的厚度而形成的薄壁部分。

10. 发明申请

US20140038114A1 RADIALLY FIRING IGNITER 有权
标题翻译：无线电火箭
公开(公告)号：US20140038114A1
公开(公告)日：2014-02-06
申请号：US13564283
申请日：2012-08-01
申请人： EWEN M. KELLY
发明人： EWEN M. KELLY
IPC分类号： F23Q3/00
CPC分类号： F23Q3/00 , F23Q9/00 , H01T13/467 , H01T13/52
摘要： The invention pertains to ignition systems and more particularly to spark igniters for burners and burner pilots. A spark igniter is provide, which is configured so that the spark gap is on the outer side surface of the spark igniter.
摘要翻译：本发明涉及点火系统，更具体地涉及用于燃烧器和燃烧器飞行员的火花点火器。提供火花点火器，其被配置为使得火花隙位于火花点火器的外侧表面上。

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