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    • 1. 发明授权
    • Illumination system for optical reader
    • 光学阅读器照明系统
    • US5430285A
    • 1995-07-04
    • US109735
    • 1993-08-20
    • Thomas W. KarpenKenneth A. WrightGerard F. BeckhusenMark A. McClaudeWilliam H. LagerwayJeffrey B. PowersTheresa M. West
    • Thomas W. KarpenKenneth A. WrightGerard F. BeckhusenMark A. McClaudeWilliam H. LagerwayJeffrey B. PowersTheresa M. West
    • G06K7/10
    • G06K7/10881G06K7/10732G06K7/10811
    • There is disclosed an apparatus for illuminating a sensing region having an object therein, comprising a reflector that is elongated in a first plane, the reflector having a width dimension that is less than a width dimension of a sensing region to be illuminated, and further having a first curved profile in the first plane about a center of curvature. In a preferred embodiment the reflector is disposed between the center of curvature and the sensing region. In a second plane which is orthogonal to the first plane and includes the center of curvature, a reflecting surface of the reflector has a second curved profile. A plurality of substantially Lambertian light sources each face the reflector for directing light thereto generally in a direction of the center of curvature for reflection toward the sensing region. The second profile preferably comprises a portion of an ellipse and a light source is disposed substantially at a primary focus thereof. The second profile preferably has a gap for transmitting retroreflected light generated within the sensing region therethrough. An upper portion of the second profile comprises a portion of a first surface of revolution selected from the group of ellipse and parabola, and the lower portion of the second profile can comprise a portion of a second surface of revolution selected from the group of ellipse and parabola, a light source being disposed at a focus of each of the first surface of revolution and the second surface of revolution. The assembly is combined in a scanner for reading optical patterns.
    • 公开了一种用于照亮其中具有物体的感测区域的装置,包括在第一平面中细长的反射器,所述反射器的宽度尺寸小于要被照射的感测区域的宽度尺寸,并且还具有 围绕曲率中心的第一平面中的第一弯曲轮廓。 在优选实施例中,反射器设置在曲率中心和感测区域之间。 在与第一平面正交并且包括曲率中心的第二平面中,反射器的反射表面具有第二弯曲轮廓。 多个基本朗伯光源各自面向反射器,用于将光引导到大体上沿曲率中心的方向以朝向感测区域反射。 第二轮廓优选地包括椭圆的一部分,并且光源基本上设置在其主要焦点。 第二轮廓优选地具有用于传输在感测区域内产生的回射光的间隙。 第二轮廓的上部包括选自椭圆和抛物线组的第一旋转表面的一部分,并且第二轮廓的下部可以包括选自椭圆和 抛物线,光源设置在第一旋转表面和第二旋转表面中的每一个的焦点处。 将组件组合在用于读取光学图案的扫描器中。
    • 4. 发明申请
    • Wearable personal sound delivery apparatus
    • 可穿戴式个人声音传送装置
    • US20090123000A1
    • 2009-05-14
    • US12299340
    • 2007-05-03
    • Kenneth A. Wright
    • Kenneth A. Wright
    • H04R29/00H04R25/00H04R1/04
    • H04R1/105H04R1/1058H04R1/1066H04R1/1075H04R1/345H04R5/02H04R5/033H04R29/001H04R2201/023H04R2420/07
    • A personal sound delivery apparatus which can be worn by a person has speakers held close to the ears and does not include any insert into the auditory canal or any ear muff that could muffle or suppress other ambient sounds. In a preferred embodiment of the invention, a wireless speaker is anchored by an arcuate hanger shaped and dimensioned to rest behind the ear. The speaker is positioned within a range from 0 to 20 centimeters (0 to 8 inches) from the auditory canal and may be surrounded by baffles that focus the incoming sound toward the entrance of the auditory canal. In other embodiments, a pair of speakers are embedded into the collar of a garment, a scapulary that rests upon the shoulders, a clamp that is bridging the nape of the neck, in pendants suspended from the neck, or hidden in a pair of earrings.
    • 可以由人佩戴的个人声音传送装置具有靠近耳朵的扬声器,并且不包括任何插入耳道或任何能够消除或抑制其他环境声音的耳罩。 在本发明的优选实施例中,无线扬声器由形状和尺寸设置在耳后的弓形吊架锚定。 扬声器位于距离耳道0至20厘米(0至8英寸)的范围内,并且可能被挡板所包围,挡板将入射的声音聚焦到耳道的入口处。 在其他实施例中,一对扬声器被嵌入衣服的衣领,搁置在肩上的肩胛骨,将颈部的颈部悬挂在从颈部悬挂的吊坠中的夹具或隐藏在一对耳环中 。
    • 9. 发明授权
    • Oil leak diversion and collection system for mechanical shaft seals
    • 机油轴封油泄漏分流收集系统
    • US06698232B1
    • 2004-03-02
    • US10283939
    • 2002-10-30
    • Ronald J. DuppertChristopher A. WykerKenneth A. Wright
    • Ronald J. DuppertChristopher A. WykerKenneth A. Wright
    • F25B4302
    • F04B27/0404F04B39/0223F04B39/12
    • A compressor oil diversion and collection system used in a compressor having a housing, a crankshaft having shaft seals, refrigerant and a compression device for compressing the refrigerant. The system includes a shaft sealing mechanism that uses a lubricant for preventing compressor refrigerant from leaking out of the compressor housing and has a space where the lubricant collects. A diversion mechanism is deployed for directing excess amounts of said lubricant from the space to a receiver for receiving the excess amounts of said lubricant from the diversion mechanism. The receiver may be in the form of an internal cavity which includes a removable cartridge located in the cavity for collecting the excess amounts of said lubricant, an external collection reservoir or an external drainage tube.
    • 一种用于具有壳体的压缩机的压缩机油分配和收集系统,具有轴密封的曲轴,制冷剂和用于压缩制冷剂的压缩装置。 该系统包括轴密封机构,其使用润滑剂来防止压缩机制冷剂从压缩机壳体泄漏并具有润滑剂收集的空间。 部署用于将过量的所述润滑剂从空间引导到接收器的转向机构,用于从转向机构接收过量的所述润滑剂。 接收器可以是内腔的形式,其包括位于空腔中的可移除的盒,用于收集过量的所述润滑剂,外部收集容器或外部引流管。