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    • 34. 发明授权
    • Portable radio transceiver having rotary antenna
    • 便携式收音机具有旋转天线
    • US5771466A
    • 1998-06-23
    • US453894
    • 1995-05-30
    • Yoshiyuki TsuganeMichio Nagai
    • Yoshiyuki TsuganeMichio Nagai
    • H01Q1/12H01Q1/08H01Q1/24H04B1/38H04B1/08
    • H01Q1/242H01Q1/084H01Q1/245Y10T403/32327
    • A portable radio transceiver of the invention includes an antenna base portion, a coil spring for producing a predetermined repulsive force between an antenna base portion and a casing and a hook portion for housing the antenna base portion within a rear surface of the casing when the coil spring is compressed. One end portion of the antenna base portion is constituted with a pin shaped shaft fixedly implanted in the casing and a rotary base portion in the form of a hollow cylinder having an elliptic cross section. The rotary base portion which is movable along an axis of the hollow portion thereof and and rotatable therein is biased by the coil spring in a direction away from the casing. When a communication is to be done, the antenna is rotated to protrude it in a direction away from a user to thereby reduce influence of the user on the antenna.
    • 本发明的便携式无线电收发器包括天线基座部分,用于在天线基座部分和壳体之间产生预定排斥力的螺旋弹簧和用于在天线基座部分与壳体之间产生预定推斥力的钩部分, 弹簧被压缩。 天线基部的一端部由固定地嵌入壳体中的销状轴和具有椭圆形截面的中空圆筒形状的旋转基部构成。 可沿其中空部分的轴线移动并且可旋转的旋转底座部分被螺旋弹簧沿远离壳体的方向偏置。 当进行通信时,天线旋转以使其沿远离用户的方向突出,从而减少用户对天线的影响。
    • 38. 发明授权
    • Optical film, polarizing plate, and liquid crystal display device
    • 光学膜,偏光板和液晶显示装置
    • US07929087B2
    • 2011-04-19
    • US12408294
    • 2009-03-20
    • Michio Nagai
    • Michio Nagai
    • G02F1/13363
    • G02B5/3016G02F1/13363G02F2001/133633G02F2001/133637G02F2413/02G02F2413/07
    • The present invention provides an optical film which includes at least a first optically anisotropic layer, and a second optically anisotropic layer, wherein the first optically anisotropic layer satisfies the following Expression (1), the second optically anisotropic layer satisfied the following Expression (2), and a slow axis of the first optically anisotropic layer is orthogonal to a slow axis of the second optically anisotropic layer, 0≦Re(450)/Re(550)≦0.5   Expression (1) 0.95≦Re(450)/Re(550)≦1.05   Expression (2) where Re(λ) represents an in-plane retardation value (unit: nm) of the corresponding optically anisotropic layer measured at a wavelength of λ nm.
    • 本发明提供了至少包含第一光学各向异性层和第二光学各向异性层的光学膜,其中第一光学各向异性层满足下面的表达式(1),第二光学各向异性层满足以下表达式(2) 第一光学各向异性层的慢轴与第二光学各向异性层的慢轴正交,0< Re(450)/ Re(550)≦̸ 0.5表达式(1)0.95≦̸ Re(450)/ Re(550)≦̸ 1.05表达式(2)其中Re(λ)表示在波长λnm测量的相应的光学各向异性层的面内延迟值(单位:nm)。