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    • 2. 发明申请
    • Noble metal tip for spark plug electrode and method of making same
    • 火花塞电极的贵金属端头及其制造方法
    • US20050052106A1
    • 2005-03-10
    • US10787280
    • 2004-02-26
    • Paul TinwellGurdev Orjela
    • Paul TinwellGurdev Orjela
    • H01T13/20H01T13/39H01T21/02
    • H01T13/39H01T21/02
    • A noble metal tip 20 for attachment to a spark plug center electrode 36 and/or a ground electrode. Noble metal tip 20 is a generally cylindrical component that includes a firing end 40, an attachment end 42, and one or more retention features 44, 46 and 60, 62. The retention features are generally conically shaped holes or recesses formed in the side of the noble metal tip, and are designed to receive molten material during a laser attachment process. Once the molten material has solidified in the retention features, a fusion layer is formed and acts as a mechanical bond or interlock between the noble metal tip and the electrode. Methods of manufacturing and attaching the noble metal tips are also provided.
    • 用于附接到火花塞中心电极36和/或接地电极的贵金属端头20。 贵金属尖端20是通常为圆柱形的部件,其包括击发端40,附接端42以及一个或多个保持特征44,46和60,62。保持特征通常为圆锥形孔或形成在侧面 贵金属尖端,并且被设计成在激光附着过程期间接收熔融材料。 一旦熔融材料在保持特征中固化,则形成熔融层,并且用作贵金属末端和电极之间的机械结合或互锁。 还提供了制造和附着贵金属尖端的方法。
    • 3. 发明授权
    • Spark ignition device with in-built combustion sensor
    • 具有内置燃烧传感器的火花点火装置
    • US08860291B2
    • 2014-10-14
    • US12740438
    • 2008-10-29
    • Benjamin L'HenoretJan HaagJohn A. BurrowsRobin ClarkePaul Tinwell
    • Benjamin L'HenoretJan HaagJohn A. BurrowsRobin ClarkePaul Tinwell
    • H01T13/20G01L23/10H01T13/40
    • H01T13/40G01L23/10
    • A spark plug having an integral gasoline combustion sensor is disclosed. The spark plug includes a center electrode assembly with a terminal stud at one end and a center electrode with a sparking surface at an opposite end; a generally tubular insulator surrounding the center electrode assembly; a shell surrounding the insulator and having along its length a turn-over on a first end, a barrel having an outer surface and barrel shoulder on a gasket flange thereof, a threaded portion, and a ground electrode; and a piezo sensor assembly located on the barrel shoulder proximate the outer surface of the barrel which includes a lower electrode contact, a piezo transducer, an upper electrode contact, an isolator having a convex upper surface, and an upper bushing which is attached to the barrel.
    • 公开了一种具有整体汽油燃烧传感器的火花塞。 火花塞包括:中心电极组件,其一端具有端子柱,中心电极在相对端具有火花表面; 围绕中心电极组件的大致管状绝缘体; 围绕绝缘体的壳体,沿着其长度在第一端上具有翻转,在其垫圈凸缘上具有外表面和筒肩的筒体,螺纹部分和接地电极; 以及压电传感器组件,其位于所述机筒肩部附近,所述压电传感器组件位于所述机筒的外表面附近,所述压电传感器组件包括下电极接触件,压电换能器,上电极接触件,具有凸上表面的隔离器和附接到所述 桶。
    • 4. 发明申请
    • SPARK PLUG WITH INTEGRAL COMBUSTION SENSOR AND ENGINE COMPONENT THEREWITH
    • 具有集成燃烧传感器和发动机部件的火花塞
    • US20100186490A1
    • 2010-07-29
    • US12696532
    • 2010-01-29
    • John A. BurrowsPaul Tinwell
    • John A. BurrowsPaul Tinwell
    • G01M15/08
    • G01L23/222
    • A spark plug assembly includes an insulator having an upper shoulder and a lower shoulder and a metal annular outer shell having an outer surface and a cavity bounded by an inner surface. The inner surface has a flange extending inwardly to confront the lower shoulder of the insulator. The outer shell has a proximal end and an opposite fastening end. The fastening end has an external threaded region and an annular sealing seat extending outwardly adjacent the flange. The outer shell has an annular shoulder extending radially between the sealing seat and the proximal end. The proximal end has a turnover axially confronting the upper shoulder of the insulator. A sensor assembly is received about the outer shell between the shoulder of the shell and the turnover. The sensor assembly is responsive to send a signal in response to relative axial movement between the insulator and the outer shell.
    • 火花塞组件包括具有上肩和下肩的绝缘体和具有由内表面限定的外表面和空腔的金属环外壳。 内表面具有向内延伸以面对绝缘体的下肩部的凸缘。 外壳具有近端和相对的紧固端。 紧固端具有外螺纹区域和邻近凸缘向外延伸的环形密封座。 外壳具有在密封座和近端之间径向延伸的环形肩部。 近端具有轴向面对绝缘体的上肩的翻转。 传感器组件围绕外壳的肩部和周转之间的外壳被容纳。 传感器组件响应于响应于绝缘体和外壳之间的相对轴向运动发送信号。
    • 5. 发明申请
    • IGNITION DEVICE HAVING AN INDUCTION WELDED AND LASER WELD REINFORCED FIRING TIP AND METHOD OF CONSTRUCTION
    • 具有感应焊接和激光焊接加固的点火装置的点火装置及其构造方法
    • US20080174222A1
    • 2008-07-24
    • US11861834
    • 2007-09-26
    • Kevin Jay KowalskiPaul Tinwell
    • Kevin Jay KowalskiPaul Tinwell
    • H01T1/22H01T13/39H01T21/02
    • H01T13/32H01T13/39H01T21/02
    • An ignition device for an internal combustion engine and method of construction therefore includes a housing with an insulator secured therein. A center electrode is mounted within the insulator. A ground electrode extends from the housing with a portion of the ground electrode defining a spark gap across from the center electrode. The center electrode has a firing tip, wherein a resistance weld joint initially bonds the firing tip to the center electrode and a continuous bead of overlapping first weld pools formed substantially from the material of the firing tip further bonds the firing tip to the electrode. A continuous bead of overlapping second weld pools formed radially outwardly from the first weld pools forms a rounded shoulder surface extending from the first weld pools to an outer surface of the center electrode.
    • 因此,用于内燃机的点火装置和结构的方法包括其中固定有绝缘体的壳体。 中心电极安装在绝缘体内。 接地电极从壳体延伸,接地电极的一部分限定了从中心电极穿过的火花隙。 中心电极具有点火尖端,其中电阻焊接接头首先将烧制尖端结合到中心电极,并且基本上由烧制尖端材料形成的重叠的第一焊接池的连续焊道还将烧制尖端结合到电极。 从第一焊接池径向向外形成的重叠的第二焊池的连续焊道形成从第一焊池延伸到中心电极的外表面的圆形的胎肩表面。
    • 6. 发明申请
    • SPARK PLUG HAVING PRECIOUS METAL PAD ATTACHED TO GROUND ELECTRODE AND METHOD OF MAKING SAME
    • 具有附着在接地电极上的极好金属垫的火花塞及其制造方法
    • US20070103046A1
    • 2007-05-10
    • US11164042
    • 2005-11-08
    • Paul Tinwell
    • Paul Tinwell
    • H01T13/20
    • H01T13/20H01T13/32H01T13/39H01T21/02
    • A spark plug having a ground electrode with a precious metal pad welded to the ground electrode through a series of weld steps. The precious metal pad is a Pt-based pad which is attached to a side surface of the ground electrode via an attachment process that includes a resistance tack weld to initially secure the pad in place, a coining step to flatten the pad, a second resistance weld to form a permanent weld of the pad to the ground electrode, and a laser capping weld about the exposed periphery of the pad to seal the resistance weld. The laser capping weld comprises numerous overlapping weld spots that together form an annular weld bead located at or just below the discharge surface of the pad.
    • 具有通过一系列焊接步骤将具有贵金属焊盘的接地电极焊接到接地电极的火花塞。 贵金属焊盘是一种Pt基焊盘,其通过附接工艺附接到接地电极的侧表面,该附接工艺包括电阻定位焊接,以初始将焊垫固定到位,压印步骤使焊盘平坦化,第二电阻 焊接以形成焊盘到接地电极的永久焊接,以及围绕焊盘暴露的周边的激光封盖焊缝以密封电阻焊缝。 激光封盖焊缝包括多个重叠的焊点,它们一起形成位于焊盘的放电表面处或正下方的环形焊道。
    • 8. 发明授权
    • Spark plug with integral combustion sensor and engine component therewith
    • 具有整体燃烧传感器和发动机部件的火花塞
    • US08578762B2
    • 2013-11-12
    • US12696532
    • 2010-01-29
    • John A. BurrowsPaul Tinwell
    • John A. BurrowsPaul Tinwell
    • G01M15/08
    • G01L23/222
    • A spark plug assembly includes an insulator having an upper shoulder and a lower shoulder and a metal annular outer shell having an outer surface and a cavity bounded by an inner surface. The inner surface has a flange extending inwardly to confront the lower shoulder of the insulator. The outer shell has a proximal end and an opposite fastening end. The fastening end has an external threaded region and an annular sealing seat extending outwardly adjacent the flange. The outer shell has an annular shoulder extending radially between the sealing seat and the proximal end. The proximal end has a turnover axially confronting the upper shoulder of the insulator. A sensor assembly is received about the outer shell between the shoulder of the shell and the turnover. The sensor assembly is responsive to send a signal in response to relative axial movement between the insulator and the outer shell.
    • 火花塞组件包括具有上肩和下肩的绝缘体和具有由内表面限定的外表面和空腔的金属环外壳。 内表面具有向内延伸以面对绝缘体的下肩部的凸缘。 外壳具有近端和相对的紧固端。 紧固端具有外螺纹区域和邻近凸缘向外延伸的环形密封座。 外壳具有在密封座和近端之间径向延伸的环形肩部。 近端具有轴向面对绝缘体的上肩的翻转。 传感器组件围绕外壳的肩部和周转之间的外壳被容纳。 传感器组件响应于响应于绝缘体和外壳之间的相对轴向运动发送信号。
    • 9. 发明申请
    • SPARK IGNITION DEVICE FOR AN INTERNAL COMBUSTION ENGINE AND CENTRAL ELECTRODE ASSEMBLY THEREFOR
    • 用于内燃机的火花点火装置及其中心电极组件
    • US20110139107A1
    • 2011-06-16
    • US12638597
    • 2009-12-15
    • John BurrowsPaul TinwellRobin Clarke
    • John BurrowsPaul TinwellRobin Clarke
    • H01T13/20H01T13/02
    • H01T13/20H01T13/18
    • A spark ignition device includes a ceramic insulator with a metal shell surrounding at least a portion of the ceramic insulator. A ground electrode is attached to the shell. The ground electrode has a ground electrode sparking tip spaced from a central sparking tip by a spark gap. A first terminal is arranged in electrical communication with the central sparking tip and is configured for electrical connection with a power source. The device further includes a second terminal configured for electrical connection with the power source. The second terminal is spaced from the first terminal, with the second terminal being arranged in electrical communication with the first terminal. A heater element brings the first terminal in electrical communication with the second terminal and completes an electrical circuit. The heater element has a resistance greater than the first and second terminals thereby producing a significant source of heat.
    • 火花点火装置包括具有包围陶瓷绝缘体的至少一部分的金属壳的陶瓷绝缘体。 接地电极连接到外壳。 接地电极具有通过火花隙与中心火花头间隔开的接地电极火花头。 第一端子被布置成与中心点火尖端电连通并且被配置为与电源电连接。 该装置还包括被配置为与电源电连接的第二端子。 第二端子与第一端子间隔开,第二端子与第一端子电连通。 加热器元件使第一端子与第二端子电连通并且完成电路。 加热器元件具有大于第一和第二端子的电阻,从而产生显着的热源。
    • 10. 发明申请
    • SPARK IGNITION DEVICE WITH IN-BUILT COMBUSTION SENSOR
    • 具有内置燃烧传感器的火花点火装置
    • US20110037372A1
    • 2011-02-17
    • US12740438
    • 2008-10-29
    • Benjamin L'HenoretJan HaagJohan A. BurrowsRobin ClarkePaul Tinwell
    • Benjamin L'HenoretJan HaagJohan A. BurrowsRobin ClarkePaul Tinwell
    • H01T13/20H01T21/02
    • H01T13/40G01L23/10
    • A spark plug having an integral gasoline combustion sensor is disclosed. The spark plug includes a center electrode assembly with a terminal stud at one end and a center electrode with a sparking surface at an opposite end; a generally tubular insulator surrounding the center electrode assembly; a shell surrounding the insulator and having along its length a turn-over on a first end, a barrel having an outer surface and barrel shoulder on a gasket flange thereof, a threaded portion, and a ground electrode; and a piezo sensor assembly located on the barrel shoulder proximate the outer surface of the barrel which includes a lower electrode contact, a piezo transducer, an upper electrode contact, an isolator having a convex upper surface, and an upper bushing which is attached to the barrel.
    • 公开了一种具有整体汽油燃烧传感器的火花塞。 火花塞包括:中心电极组件,其一端具有端子柱,中心电极在相对端具有火花表面; 围绕中心电极组件的大致管状绝缘体; 围绕绝缘体的壳体,沿着其长度在第一端上具有翻转,在其垫圈凸缘上具有外表面和筒肩的筒体,螺纹部分和接地电极; 以及压电传感器组件,其位于所述机筒肩部附近,所述压电传感器组件位于所述机筒的外表面附近,所述压电传感器组件包括下电极接触件,压电换能器,上电极接触件,具有凸上表面的隔离器和附接到 桶。