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    • 1. 发明授权
    • Apparatus for transfer of heat energy between a body surface and heat transfer fluid
    • 用于在身体表面和传热流体之间传递热能的装置
    • US06938687B2
    • 2005-09-06
    • US10678240
    • 2003-10-03
    • Richard A. Holl
    • Richard A. Holl
    • B01F7/00B01F15/06B01J19/00B01J19/18F28D11/02F28D7/10
    • B01F15/068B01F7/008B01J19/0013B01J19/1812B01J2219/00085B01J2219/182B01J2219/1943F28D11/02
    • In apparatus for heat exchange to and from a body surface using a heat transfer liquid a heat exchanger comprises a plurality of elements within a casing connected axially against one another with spacer tube elements. Each element has its periphery spaced from the body surface to provide a flow gap for heat transfer fluid in heat exchange contact with the surface. The element have plenums separating each from one another forming connecting flow spaces for the heat transfer liquid between the heat transfer flow gap and inlet and outlet passages passing through the body. A preferred apparatus is a cylindrical rotor within a cylindrical stator with an annular processing space between them, the rotor containing a stack of heat exchange elements of the respective shape permitting high heat flux rates and uniform temperature distribution over the total rotor heat transfer surface.
    • 在使用传热液体与身体表面热交换的装置中,热交换器包括多个元件,所述多个元件在壳体内彼此轴向连接并具有间隔管元件。 每个元件的周边与主体表面间隔开,以提供与表面热交换接触的传热流体的流动间隙。 元件具有彼此分离的增压室,其在传热流动间隙与通过本体的入口和出口通道之间形成用于传热液体的连接流动空间。 优选的装置是圆柱形定子内的圆柱形转子,在它们之间具有环形处理空间,转子包含一组各自形状的热交换元件,允许在整个转子传热表面上具有高的热通量速率和均匀的温度分布。
    • 2. 发明申请
    • Methods of manufacture of electric circuit substrates and components having multiple electric characteristics and substrates and components so manufactured
    • 具有多个电气特性的电路基板和部件的制造方法以及如此制造的基板和部件
    • US20020148640A1
    • 2002-10-17
    • US10121631
    • 2002-04-11
    • Holl Technologies Company
    • Richard A. HollPhilip L. Lichtenberger
    • H05K001/03
    • H05K1/167H01L23/145H01L2224/48227H01L2224/73265H01L2924/30107H01L2924/3011H01P11/003H05K1/024H05K1/095H05K1/162H05K1/165H05K3/207H05K2201/0187H05K2201/0209Y10T428/24917Y10T428/249994Y10T428/249998Y10T428/25H01L2924/00
    • The present invention is directed to methods for producing substrates (24) for electric circuits, particularly ultra high frequency circuits, and electric components (44-48) for mounting thereon employing for the purpose mixtures of polymers and finely powdered filler materials, the latter having specific electric characteristics, such as dielectric constant and/or resistivity. Any one substrate or component can be manufactured to have at least two body regions (241, 242), and even multiple body regions (241-24n), each of which has a different characteristic such as dielectric constant (null1-nulln respectively) or resistivity (R1-Rn respectively). The regions can be formed separately as substrate or component preforms and thereafter placed together in a mold and united into a single body by a heating and pressing operation that at least melts polymer at the junctions to bond them together. If necessary, the heat and pressure conditions are such as to melt the polymer and force it uniformly into the interstices between the filler particles to form a strong, unitary body. The characteristics can be specifically chosen to assist in impedance matching facilitating the circuit design. Articles produced according to the methods of the invention can be made to have fixed external physical dimensions despite differences in the sizes of the operative elements (46) therein; one of the body regions can encapsulate the other region or regions to simultaneously package them. In addition to significantly increasing ease of circuit design, the components themselves, when manufactured according to the methods of the invention, require fewer additional steps than many common prior art methods.
    • 本发明涉及用于生产用于电路的基板(24),特别是超高频电路的方法,以及用于在其上安装的电气部件(44-48),用于聚合物和细粉末状填充材料的混合物,后者具有 比电介质常数和/或电阻率等特性。 任何一个基板或部件都可以制造成具有至少两个主体区域(241,242)以及甚至多个体区域(241-24n),每个体区域具有不同的特性,例如介电常数(分别为SIGMA1-SIGMAn)或 电阻率(分别为R1-Rn)。 这些区域可以单独形成为基底或部件预制件,然后通过加热和压制操作一起放置在模具中并结合成单个主体,其至少在接合处熔融聚合物以将它们结合在一起。 如果需要,热和压力条件是使聚合物熔化并将其均匀地压入填料颗粒之间的空隙中以形成坚固的整体。 可以特别选择特性来协助阻抗匹配,从而有助于电路设计。 根据本发明的方法制造的制品可以制成具有固定的外部物理尺寸,尽管其中的操作元件(46)的尺寸有差异; 身体区域之一可以封装其他区域或区域以同时包装它们。 除了显着增加电路设计的容易性之外,当根据本发明的方法制造时,组件本身需要比许多常见的现有技术方法更少的附加步骤。
    • 3. 发明申请
    • Apparatus for transfer of heat energy between a body surface and heat transfer fluid
    • 用于在身体表面和传热流体之间传递热能的装置
    • US20040188077A1
    • 2004-09-30
    • US10678240
    • 2003-10-03
    • Holl Technologies Company
    • Richard A. Holl
    • F28D001/00
    • B01F15/068B01F7/008B01J19/0013B01J19/1812B01J2219/00085B01J2219/182B01J2219/1943F28D11/02
    • In apparatus for heat exchange to and from a body surface using a heat transfer liquid a heat exchanger comprises a plurality of elements within a casing connected axially against one another with spacer tube elements. Each element has its periphery spaced from the body surface to provide a flow gap for heat transfer fluid in heat exchange contact with the surface. The element have plenums separating each from one another forming connecting flow spaces for the heat transfer liquid between the heat transfer flow gap and inlet and outlet passages passing through the body. A preferred apparatus is a cylindrical rotor within a cylindrical stator with an annular processing space between them, the rotor containing a stack of heat exchange elements of the respective shape permitting high heat flux rates and uniform temperature distribution over the total rotor heat transfer surface.
    • 在使用传热液体与身体表面热交换的装置中,热交换器包括多个元件,所述多个元件在壳体内彼此轴向连接并具有间隔管元件。 每个元件的周边与主体表面间隔开,以提供与表面热交换接触的传热流体的流动间隙。 元件具有彼此分离的增压室,其在传热流动间隙与通过本体的入口和出口通道之间形成用于传热液体的连接流动空间。 优选的装置是圆柱形定子内的圆柱形转子,在它们之间具有环形处理空间,转子包含一组各自形状的热交换元件,允许在整个转子传热表面上具有高的热通量速率和均匀的温度分布。
    • 4. 发明授权
    • Composites of powdered fillers and polymer matrix
    • US6159264A
    • 2000-12-12
    • US345813
    • 1999-07-02
    • Richard A. Holl
    • Richard A. Holl
    • Composite materials comprising at least 60 volume %, preferably 70 volume %, of particles of finely powdered filler material in a matrix of poly(arylene ether) polymer material are made by forming a mixture of the components, forming the required bodies therefrom, and then heating and pressing the bodies to a temperature sufficient to melt the polymer and to a pressure sufficient to disperse the melted polymer into the interstices between the filler particles. Surprisingly these polymer materials can only be effective as bonding materials when the solids content is as high as that specified, since with lower contents the resultant bodies are too friable. This is completely contrary to accepted prior art practice which considers that composites are progressivly weakened as the solids content is increased, so that such content must be limited. In processes to obtain as complete a dispersion of the components as possible they are individually dispersed in a liquid dispersion medium containing the polymer together with necessary additives, each mixture being ground if required to obtain a desired particle size, the mixtures are mixed, again ground to produce thorough dispersion, are separated from the liquid dispersion medium and green articles formed from the resulting pasty mixture. The green articles are then heated and pressed as described above. Mixtures of different filler materials may be used to tailor the electrical and physical properties of the final materials. The articles preferably comprise substrates for use in electronic circuits.