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    • 32. 发明申请
    • AUTOMATED VACUUM ASSISTED VALVE PRIMING SYSTEM AND METHODS OF USE
    • 自动真空辅助阀预灌装系统及其使用方法
    • US20110315232A1
    • 2011-12-29
    • US13063796
    • 2009-09-18
    • Cutler CrowellErik FiskeHoratio QuinonesBrian Sawatzky
    • Cutler CrowellErik FiskeHoratio QuinonesBrian Sawatzky
    • F15D1/00
    • G05D16/20B05C5/0225B05C11/1005B05C11/1034Y10T137/0396Y10T137/85986
    • An automated system (10) and methods (11) for priming a fluid chamber (12) of a fluid dispensing valve (14) with fluid (16) from fluid material source that includes a vacuum source (46), a valve priming station (32), a vacuum switch (54), and a controller (62). The valve priming station (32) has a boot (40), a vacuum chamber (36), and a vacuum channel (42) in the boot (40). The vacuum channel (42) connects with the vacuum source (46) via the vacuum chamber (36). The boot (40) sealingly engages a valve nozzle (28) of the fluid dispensing valve (14) so that the vacuum chamber (36) connects the vacuum source (46) with the fluid chamber (12). The vacuum switch (54) couples with the vacuum channel (42) via the vacuum chamber (36) and has an opened and closed position based upon a vacuum level in the vacuum chamber (36). The controller (62) is electrically connected with the vacuum source (46) and vacuum switch (54) and controls priming of the fluid dispensing valve (14) based upon whether the vacuum switch (54) is opened or closed.
    • 一种自动化系统(10)和方法(11),用于利用来自流体材料源的流体(16)起动流体分配阀(14)的流体室(12),流体材料源包括真空源(46),阀启动站 32),真空开关(54)和控制器(62)。 阀门启动台(32)具有一个罩(40),一个真空室(36)和一个位于靴子(40)中的真空通道(42)。 真空通道(42)通过真空室(36)与真空源(46)连接。 护罩(40)密封地接合流体分配阀(14)的阀喷嘴(28),使得真空室(36)将真空源(46)与流体室(12)连接。 真空开关(54)经由真空室(36)与真空通道(42)联接,并且基于真空室(36)中的真空水平具有打开和关闭位置。 基于真空开关(54)是打开还是关闭,控制器(62)与真空源(46)和真空开关(54)电连接并控制流体分配阀(14)的启动。
    • 40. 发明授权
    • Zero force heat sink
    • US5805430A
    • 1998-09-08
    • US687103
    • 1996-07-22
    • Eugene R. AtwoodJoseph A. BenenatiJames J. DankelmanHoratio QuinonesKarl J. PuttlitzEric J. Kastberg
    • Eugene R. AtwoodJoseph A. BenenatiJames J. DankelmanHoratio QuinonesKarl J. PuttlitzEric J. Kastberg
    • H01L23/40H02B1/01H02B7/20
    • H01L23/4006H01L2224/16225H01L2924/09701
    • A heat sink is placed in a heat transfer relationship with a substrate such as an integrated chip, chip carrier, or other electronic package, without imparting stressful forces to the substrate by connecting the heat sink to a frame which is connected to a support such as a printed circuit board or other suitable carrier on which the substrate is positioned. The heat sink extends through an aperture in the frame and is in heat transfer relationship with a surface of the substrate; however, it is mechanically decoupled from the substrate. The invention has particular application in thermally connecting large heat sinks to substrates that are surface mounted on the support using technologies such as ceramic ball or column grid arrays, plastic ball or column grid arrays, or solder balls or columns. In order to provide intimate contact between the substrate and the heat sink, the heat sink must be depressed coaxially through the aperture of the frame against a surface of the substrate and then secured by, for example, gluing while in contact with the surface. However, this downward force imparted by the heat sink is quickly reduced via relaxation of the lead/tin or other metallic elements of the surface mount. A heat sink in a heat transfer relationship with a substrate such as an integrated chip, chip carrier, or other electronic package. The heat sink is connected to a frame which is connected to a printed circuit board or other suitable support on which the substrate is positioned. The heat sink, which extends through an aperture in the frame is coupled to a surface of the substrate. The heat sink is mechanically decoupled from the substrate. Large heat sinks may be thermally connected to surface mount substrates mounted using technologies such as ceramic ball or column grid arrays, plastic ball or column grid arrays, or solder balls or columns. The heat sink is attached coaxially through the aperture to the substrate. After assembly and lead/tin or other metallic surface mount interconnects are relaxed such that the substrate and is completely supported by the frame and the heat sink imparts zero or nearly zero downward force. Because the heat sink moves freely within the aperture during assembly, the heat sink package is useful for a variety of different substrates. Preferably, the frame is a plate and a plurality of studs. The plate material are selected to match the thermal expansion of the underlying support, and the stud material matches the thermal expansion of the substrate. Thus the frame construction allows matching expansion and contraction of the assembly to the underlying substrate and support.