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    • 2. 发明授权
    • Pressure sensor apparatus for measuring pressures including knock conditions in engine cylinders
    • 用于测量发动机气缸中的爆震条件的压力的压力传感器装置
    • US06701775B1
    • 2004-03-09
    • US10077411
    • 2002-02-15
    • Frank W. PopielasHoward M. RobinsJeffery A. FosterJames S. PietraskiLawrence E. Peck
    • Frank W. PopielasHoward M. RobinsJeffery A. FosterJames S. PietraskiLawrence E. Peck
    • G01L2322
    • G01L9/0077G01L19/0645G01L23/16
    • Sensor apparatus for a multiple layer steel (MLS) cylinder head gasket measures combustion pressures for detecting engine conditions. A membrane is positioned at one end of an elongated metal tube, and the membrane end of the tube engages a cylinder bore boundary. A fiber optical sensor apparatus is fixed within the tube, and communicates with cyclic combustion events via the membrane. In one disclosed embodiment, optical wires from sensor apparatus situated at each engine bore are bundled into a common groove machined into an extended spacer layer radially outwardly of the conventional boundary of the gasket. The tube protects the sensor apparatus from damage of sealing stress on the gasket, and particularly at the bore perimeter. Each tube lies in a separate groove in the spacer layer that terminates at the bore boundary. A converter changes optical signals received from the apparatus into electrical signals for transmittal to a controller.
    • 用于多层钢(MLS)气缸盖垫片的传感器装置测量用于检测发动机状况的燃烧压力。 膜位于细长金属管的一端,并且管的膜端接合缸孔边界。 纤维光学传感器装置固定在管内,通过膜与循环燃烧事件相通。 在一个公开的实施例中,位于每个发动机孔处的来自传感器装置的光导线被捆扎成公共凹槽,其被加工成径向向外的垫圈常规边界的延伸间隔层。 该管保护传感器装置不会损坏垫圈上的密封应力,特别是在孔周边。 每个管位于间隔层中的在孔边界处终止的单独凹槽。 A转换器将从装置接收的光信号改变为用于发送到控制器的电信号。
    • 3. 发明授权
    • Multi-layer steel cylinder head gasket with integrated pressure sensor
    • 多层钢气缸盖垫片,集成压力传感器
    • US07111505B2
    • 2006-09-26
    • US10504804
    • 2003-02-14
    • Michael J. KestlyFrank W. PopielasJeffery A. FosterJames S. PietraskiLawrence E. PeckJames T. Mikos
    • Michael J. KestlyFrank W. PopielasJeffery A. FosterJames S. PietraskiLawrence E. PeckJames T. Mikos
    • G01L3/26G01M15/00
    • F02F11/002F16J15/064F16J15/0825
    • A multi-layer steel (MLS) cylinder head gasket containing fully integrated pressure sensors includes first and second metal layers with inner facing surfaces, and a spacer layer interposed between the facing surfaces. Outer (non-facing) surfaces of the first and second metal layers each include an elastomeric seal coating; the inner surfaces of the layers each include a friction reducing coating. Combustion apertures extend fully between the outer surfaces of the gasket, and are adapted to circumscribe cylinder bores of an engine. The spacer layer includes protective slots positioned adjacent each of the combustion apertures. Each slot wall contains a pressure sensor in form of a strain gauge to measure deflection of the wall resulting from pressure changes within engine combustion chambers. The measured deflections are correlated to actual pressures within the chambers. In the protective slots, the strain gauges are not exposed to combustion gases that could otherwise foul the sensors.
    • 包含完全集成的压力传感器的多层钢(MLS)气缸盖垫片包括具有内表面的第一和第二金属层和插入在相对表面之间的间隔层。 第一和第二金属层的外(非面向)表面各自包括弹性体密封涂层; 这些层的内表面各自包括减摩涂层。 燃烧孔完全在垫圈的外表面之间延伸,并且适于围绕发动机的气缸孔。 间隔层包括邻近每个燃烧孔定位的保护槽。 每个槽壁包含压力传感器,其形式为应变仪,以测量由发动机燃烧室内的压力变化引起的壁的偏转。 测量的偏差与室内的实际压力相关。 在保护槽中,应变计不会暴露于否则会污染传感器的燃烧气体。
    • 4. 发明授权
    • Gasket flow sensing apparatus and method
    • 垫片流量检测装置及方法
    • US06948361B2
    • 2005-09-27
    • US10480221
    • 2002-06-12
    • Frank W. PopielasHoward M. RobinsJeffery A. Foster
    • Frank W. PopielasHoward M. RobinsJeffery A. Foster
    • G01F1/692G01F1/696G01K7/16G01F1/68
    • G01F1/6965G01F1/692G01K7/16
    • An improved fluid flow sensor for measuring changes in temperatures of fluids flowing through apertures of a multiple-layered gasket is embedded between layers of the gasket. A thermal resistor type of sensor based upon hotwire anemometer technology in a preferred embodiment is responsive to changes in fluid temperature and flow velocity. A primary resistance with external current leads and separate auxiliary leads for voltage sensing are employed, wherein changes in resistance are virtually linearly proportional to changes in temperature. A four-point probe measurement method provides a most accurate reading of the temperature data to the extent that resistance associated with lead and contact resistances are minimized. The thermal resistor sensor is constructed of relatively thin layers of dielectric and electrically conducting materials having a low thermal mass, wherein the dielectric layers serve as support and electrical insulation to protect the sensor from environmental deterioration.
    • 用于测量流过多层衬垫的孔的流体的温度变化的改进的流体流量传感器被嵌入垫圈的层之间。 在优选实施例中,基于热线风速计技术的热敏电阻器类型的传感器响应于流体温度和流速的变化。 使用具有外部电流引线和用于电压感测的单独的辅助引线的初级电阻,其中电阻的变化实际上与温度变化成线性比例。 四点探针测量方法提供最准确的温度数据读数,使得与引线和接触电阻相关联的电阻最小化。 热电阻传感器由具有低热质量的相对薄的电介质和导电材料层构成,其中介电层用作支撑和电绝缘,以保护传感器免受环境恶化。
    • 6. 发明授权
    • Stopped-active type cylinder head gasket
    • 停止式气缸盖垫片
    • US07726662B2
    • 2010-06-01
    • US11483930
    • 2006-07-10
    • Jeffery A. Foster
    • Jeffery A. Foster
    • F02F11/00
    • F16J15/0825
    • An embodiment provides a MLS gasket that includes a metal body portion having an external periphery, an upper body surface generally defining a first plane. At least one cylinder aperture formed in the metal body portion and defined by an inner aperture surface. The gasket also includes a combustion seal insert including a first insert layer having an outer first periphery, a top first insert surface and a bottom first insert surface. The outer first periphery is circumscribed by the inner aperture surface. The first insert layer includes a first insert bead portion. The gasket further includes a first sealing layer having a top first sealing surface and a bottom first sealing surface. Portions of the bottom first sealing surface are selectively in contact with each of the upper body surface and the top first insert surface. Compression of the first insert bead portion is selectively limited by the body portion.
    • 一个实施例提供一种MLS垫片,其包括具有外周边的金属主体部分,大体上限定第一平面的上体表面。 至少一个气缸孔形成在金属体部分中并由内孔表面限定。 垫圈还包括燃烧密封插入件,其包括具有外部第一周边,顶部第一插入表面和底部第一插入表面的第一插入层。 外部第一周边由内孔表面限定。 第一插入层包括第一插入珠部分。 垫圈还包括具有顶部第一密封表面和底部第一密封表面的第一密封层。 底部第一密封表面的部分选择性地与上体表面和顶部第一插入表面中的每一个接触。 第一插入珠部分的压缩由主体部分选择性地限制。
    • 8. 发明申请
    • DRUG DELIVERY SYSTEM WITH PROCEDURE STAGE BASED DELIVERY ADJUSTMENT
    • 药物递送系统与程序阶段的交付调整
    • US20130046280A1
    • 2013-02-21
    • US13210540
    • 2011-08-16
    • James F. MartinPaul J. NiklewskiJeffery A. Foster
    • James F. MartinPaul J. NiklewskiJeffery A. Foster
    • A61M5/168
    • G06F19/3462
    • A medical system includes a monitoring unit and a drug delivery unit. The monitoring unit is operable to monitor at least one physiological parameter of a patient. The drug delivery unit includes an integral volume of a drug. A control logic is in communication with the monitoring unit and is operable to regulate delivery of the drug to the patient from the integral volume, based on data associated with the at least one physiological parameter of the patient, in accordance with a safety shell control algorithm. A user interface feature is operable to receive input indicating a stage of progress in a medical procedure. The safety shell control algorithm responds to inputs received through the user interface feature indicating a stage of progress in a medical procedure, such as by modifying subsequent drug delivery regulation based on the beginning or completion of a stage of progress in a medical procedure.
    • 医疗系统包括监测单元和药物输送单元。 监测单元可操作以监测患者的至少一个生理参数。 药物递送单元包括药物的整体体积。 控制逻辑与监测单元通信,并且可操作地根据安全壳控制算法,根据与患者的至少一个生理参数相关联的数据,从整体体积调节药物向患者的递送 。 用户界面功能可操作以接收指示医疗过程中的进展阶段的输入。 安全壳控制算法响应通过用户界面特征接收的输入,其指示医疗过程的进展阶段,例如通过基于医疗过程的进展阶段的开始或完成来修改随后的药物递送调节。
    • 9. 发明申请
    • Stopped-active type cylinder head gasket
    • 停止式气缸盖垫片
    • US20080007014A1
    • 2008-01-10
    • US11483930
    • 2006-07-10
    • Jeffery A. Foster
    • Jeffery A. Foster
    • F02F11/00
    • F16J15/0825
    • An embodiment provides a MLS gasket that includes a metal body portion having an external periphery, an upper body surface generally defining a first plane. At least one cylinder aperture formed in the metal body portion and defined by an inner aperture surface. The gasket also includes a combustion seal insert including a first insert layer having an outer first periphery, a top first insert surface and a bottom first insert surface. The outer first periphery is circumscribed by the inner aperture surface. The first insert layer includes a first insert bead portion. The gasket further includes a first sealing layer having a top first sealing surface and a bottom first sealing surface. Portions of the bottom first sealing surface are selectively in contact with each of the upper body surface and the top first insert surface. Compression of the first insert bead portion is selectively limited by the body portion.
    • 一个实施例提供一种MLS垫片,其包括具有外周边的金属主体部分,大体上限定第一平面的上体表面。 至少一个气缸孔形成在金属体部分中并由内孔表面限定。 垫圈还包括燃烧密封插入件,其包括具有外部第一周边,顶部第一插入表面和底部第一插入表面的第一插入层。 外部第一周边由内孔表面限定。 第一插入层包括第一插入珠部分。 垫圈还包括具有顶部第一密封表面和底部第一密封表面的第一密封层。 底部第一密封表面的部分选择性地与上体表面和顶部第一插入表面中的每一个接触。 第一插入珠部分的压缩由主体部分选择性地限制。
    • 10. 发明授权
    • Cylinder head gasket with fold-over stopper
    • 气缸盖垫圈与折叠塞子
    • US06969072B2
    • 2005-11-29
    • US10425139
    • 2003-04-28
    • Jeffery A. Foster
    • Jeffery A. Foster
    • F02F11/00F16J15/08
    • F16J15/0825F02F11/002F16J2015/0843
    • A multi-layered cylinder head gasket for positioning between a cylinder head and a cylinder block of an engine includes upper and lower compression layers and a stopper layer. The compression layers and stopper layer all include apertures that mate together to define a peripheral edge. The stopper layer further includes a folded portion and a main body portion. The folded portion has a plurality of waves that contact the main body portion of the stopper layer to form a stopper when folded over. The stopper is positioned at the peripheral edge of the mated aperture. The waves deform under high compression loads generated by the joining of the cylinder head and the cylinder block. The deformation balances the stresses generated by the compression loads around the mated aperture.
    • 用于定位在发动机的气缸盖和气缸体之间的多层气缸盖衬垫包括上下压缩层和止挡层。 压缩层和阻挡层都包括配合在一起以限定外围边缘的孔。 止挡层还包括折叠部分和主体部分。 折叠部分具有与阻挡层的主体部分接触的多个波浪,以便在折叠时形成塞子。 止动器位于配合孔的周边边缘。 在气缸盖和气缸体的连接产生的高压缩载荷下,波浪变形。 变形平衡由配合孔径周围的压缩载荷产生的应力。