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    • 1. 发明申请
    • Energy-saving light-emitting module
    • 节能发光模块
    • US20090122558A1
    • 2009-05-14
    • US12010461
    • 2008-01-25
    • Ching-Cheng TsaiChia-Hsin Chen
    • Ching-Cheng TsaiChia-Hsin Chen
    • F21V7/00
    • H04M1/23F21Y2115/10G02B6/0055H01H2219/014H01H2219/044H01H2221/07H04M1/22
    • An energy-saving light-emitting module is provided, comprising: a light guide plate having a light-incident surface, a bottom surface intersecting the light-incident surface and a light-emitting surface opposite the bottom surface, wherein a plurality of recesses are provided at the bottom surface; a light source placed at one side of the light-incident surface of the light guide plate; and a reflective plate placed at the bottom of the light guide plate for reflecting light rays from the light source into the light guide plate. The light rays emitted by the light source reach the arc surface of each recess at the bottom side of the light guide plate, and the light rays are then reflected to the light-emitting surface. Meanwhile, during the light-emitting process, light rays are concentrated at the arc surface of each recess. The concentration of light rays increases overall luminance produced by the module, and thus, energy is saved effectively.
    • 提供了一种节能发光模块,包括:具有光入射面的导光板,与光入射面交叉的底面和与所述底面相反的发光面,其中,多个凹部为 设在底面; 放置在所述导光板的光入射面的一侧的光源; 以及放置在导光板的底部的反射板,用于将来自光源的光线反射到导光板中。 由光源发出的光线到达导光板底面的各凹部的圆弧面,然后将光线反射到发光面。 同时,在发光过程中,光线集中在每个凹部的弧形表面。 光线的浓度增加了由模块产生的整体亮度,从而有效地节省了能量。
    • 4. 发明授权
    • Scissors-type key switch
    • 剪刀式钥匙开关
    • US5769210A
    • 1998-06-23
    • US798630
    • 1997-02-11
    • Ching-Cheng Tsai
    • Ching-Cheng Tsai
    • H01H3/12
    • H01H3/125
    • A scissors-type key switch comprising a key top, a scissors-type supporting bracket, a base member, an elastic actuator, a membrane switch, and a bottom plate is provided. The membrane switch, the elastic actuator, and the base are disposed above the bottom plate. The scissors-type supporting brackets are pivotally supported and received on the base by the pivotally engagement between the pin shaft of the supporting brackets and the connecting holes of the base. The key top is also pivotally connected to the scissors-type supporting brackets by the connecting slots of the key top and the pin shafts of the supporting bracket. This scissors-type key switch features a simplified structure resulted from reduced number of components and durable operation wherein the key top can readily move down and up without rolling thereof. The manufacturing cost is advantageously reduced while the throughput is considerably increased.
    • 提供了一种剪刀型钥匙开关,其包括键顶,剪刀式支撑托架,基座构件,弹性致动器,薄膜开关和底板。 薄膜开关,弹性致动器和基座设置在底板的上方。 剪刀型支撑托架通过支撑托架的销轴和基座的连接孔之间的可枢转地接合而可枢转地支承在基座上。 钥匙顶部还通过键顶的连接槽和支撑支架的销轴枢转连接到剪刀式支撑托架。 这种剪刀型钥匙开关具有由于部件数量减少和耐用操作而导致的简化结构,其中,键顶可以容易地向上和向下移动而不滚动。 有利地降低了制造成本,同时大大提高了生产量。
    • 7. 发明授权
    • Key switch arrangement for notebook computers
    • 笔记本电脑的钥匙开关装置
    • US5770824A
    • 1998-06-23
    • US746908
    • 1996-11-19
    • Ching-Cheng TsaiWen-To ChuoFu-Jen Hsu
    • Ching-Cheng TsaiWen-To ChuoFu-Jen Hsu
    • H01H3/12H01H9/52H01H13/70
    • H01H3/125H01H9/52
    • A key switch for notebook computers, including a bottom frame having two pairs of upright lugs spaced near two opposite sides, a membrane circuit mounted on the bottom frame, a key cap, a rubber cone supported on the membrane circuit and compressed by the key cap to trigger the membrane circuit in producing an electrical signal, a first link having an annular base and two pairs of springy extension rods respectively extended from the periphery of the annular base at two opposite sides and respectively coupled to the key cap and the bottom frame diagonally, and a substantially U-shaped second link pivotably connected to the annular base of the first link at two opposite sides and coupled between the key cap and the bottom frame diagonally for turning relative to the first link to guide the movement of the key cap vertically.
    • 一种用于笔记本电脑的钥匙开关,包括一底部框架,其底部框架具有两对彼此相对的两边隔开的直立凸耳,一个安装在底架上的膜回路,一个钥匙盖,一个支撑在膜回路上的橡胶圆锥, 以产生电信号的触发膜电路,具有环形基座的第一连杆和分别在两个相对侧从环形基座的周边延伸的两对弹性延伸杆,并分别以对角线方式连接到键帽和底部框架 以及基本上U形的第二连接件,其在两个相对的侧面处可枢转地连接到第一连杆的环形基座,并且相对于第一连杆相对于第二连接件在键帽与底部框架之间被相对地转动以引导钥匙盖垂直移动 。
    • 9. 发明授权
    • Illuminant keyboard device
    • 照明键盘设备
    • US08592702B2
    • 2013-11-26
    • US13298265
    • 2011-11-16
    • Ching-Cheng Tsai
    • Ching-Cheng Tsai
    • H01H9/00
    • H04M1/22G06F1/1662G06F3/0202G06F3/0219H01H3/125H01H2219/062
    • A illuminant keyboard device includes a bottom frame having a plurality of latch parts, a plurality of keying units disposed on the bottom frame, a membrane switch interposed between the bottom frame and the keying units, a light guide plate interposed between the membrane switch and the bottom frame, a least a light source disposed on predetermined position of the light guide plate, a plate interposed between the membrane switch and the light guide plate and a light-shielding plate interposed between the membrane switch and the keying units. The light guide plate has a plurality of first holes and the plate has a plurality of second holes, the diameter of each of the first holes is larger than the diameter of each of the second holes.
    • 一种光源键盘装置,包括具有多个闩锁部分的底部框架,设置在底部框架上的多个键控单元,插入在底部框架和键合单元之间的薄膜开关,插入在薄膜开关和 底框,设置在导光板的预定位置上的至少一个光源,插入在薄膜开关和导光板之间的板和介于薄膜开关和键合单元之间的遮光板。 导光板具有多个第一孔,该板具有多个第二孔,每个第一孔的直径大于每个第二孔的直径。