Biaxially oriented aromatic polyester film
    1.
    发明授权
    Biaxially oriented aromatic polyester film 失效
    双轴取向芳族聚酯薄膜

    公开(公告)号:US4761327A

    公开(公告)日:1988-08-02

    申请号:US003231

    申请日:1987-01-14

    摘要: A biaxially oriented film formed from a intimate mixture comprising (I) an aromatic polyester, (II) 0.005 to 1.0% by weight, based on the aromatic polyester, of fine particles of a silicone resin having (a) a composition represented by the following formula (A)R.sub.x SiO.sub.2-x/2 (A)wherein R represents a hydrocarbon group having 1 to 7 carbon atoms, and x is a number of from 1 to 1.2, (b) a volume shape factor (f), represented by the following formula (B), of more than 0.4 but not exceeding .pi./6f=V/D.sup.3 (B)wherein V is the average volume (.mu.m.sup.3) of the particles and D is the average maximum particle diameter (.mu.m) of the particle, and (c) an average particle diameter of 0.3 to 4 .mu.m. The film optionally contains (III) 0.005 to 1% by weight, based on the aromatic polyester, of inert fine particles having an average particle diameter of 0.01 to 1 .mu.m but being smaller than the average particle diameter of the silicone resin particles. The film is useful for a base film on a magnetic recording medium.

    摘要翻译: 一种由紧密混合物形成的双轴取向膜,其包含(I)芳族聚酯,(II)基于芳族聚酯的0.005-1.0重量%的有机硅树脂的细颗粒,其具有(a)由以下组成表示的组成 式(A)RxSiO 2-x / 2(A)其中R表示碳原子数1〜7的烃基,x为1〜1.2的数,(b)体积形状系数(f) (B)大于0.4但不超过pi / 6f = V / D3(B)其中V是颗粒的平均体积(μm3),D是平均最大粒径(μm) 粒子,(c)平均粒径为0.3〜4μm。 该膜任选地含有(I)0.005-1%重量的芳族聚酯,平均粒径为0.01-1μm但小于硅树脂颗粒的平均粒径的惰性微粒。 该膜对于磁记录介质上的基膜是有用的。

    Biaxially oriented polyester film
    2.
    发明授权
    Biaxially oriented polyester film 失效
    双轴取向聚酯薄膜

    公开(公告)号:US4818581A

    公开(公告)日:1989-04-04

    申请号:US89571

    申请日:1987-08-26

    IPC分类号: C08J5/18 C08K3/36 B32B27/00

    摘要: A biaxially oriented polyester film formed from an intimate mixture comprising (1) an aromatic polyester, and (2) 0.01 to 4% by weight, based on the aromatic polyester, of spherical fine particles of silica having (a) an average particle diameter of 0.05 to 4 .mu.m, (b) a particle diameter ratio, defined by the ratio of maximum diameter of minimum diameter, of from 1.0 to 1.2, and (c) a relative standard deviation (.sigma.) of particle size, of up to 0.5. A biaxially oriented polyester film formed from an intimate mixture comprising (1) an aromatic polyester, (2) 0.005 to 3% by weight, based on the aromatic polyester, of spherical fine particles of silica having the same properties as the above-mentioned (a), (b) and (c), and (3) 0.005 to 3% by weight, based on the aromatic polyester, of inert fine particles having an average particle diameter of 0.01 to 3 .mu.m and not exceeding the average particle diameter of the spherical fine particles of silica. The biaxially oriented films are useful for a magnetic recording medium.

    摘要翻译: 一种由包含(1)芳族聚酯和(2)基于芳族聚酯的0.01至4重量%的二氧化硅球形细颗粒形成的双轴取向聚酯膜,其具有(a)平均粒径为 0.05至4μm,(b)由最小直径的最大直径的比定义的粒径比为1.0至1.2,和(c)粒径的相对标准偏差(sigma)至多0.5 。 一种由紧密混合物形成的双轴取向聚酯膜,其包含(1)芳族聚酯,(2)0.005至3重量%的基于芳族聚酯的球形二氧化硅微粒,其具有与上述( a),(b)和(c),(3)0.005〜3重量%的芳族聚酯,平均粒径为0.01〜3μm的惰性微粒,不超过平均粒径 的二氧化硅球形细颗粒。 双轴取向膜可用于磁记录介质。

    Polyester film for magnetic recording media
    3.
    发明授权
    Polyester film for magnetic recording media 失效
    用于磁记录介质的聚酯薄膜

    公开(公告)号:US4670319A

    公开(公告)日:1987-06-02

    申请号:US868048

    申请日:1986-05-29

    摘要: A biaxially oriented polyester film for use in thin metallic film-type magnetic recording media, said polyester film having a first surface to which a thin metallic film as a magnetic recording layer is to be applied and a second surface coated with an easily slippable layer composed of an organic polymeric binder and inert fine solid particles dispersed therein, the first surface having (a) large protrusions with a diameter of 0.2 to 2 micrometers and a height of 20 to 200 angstrom distributed at a density of at least 10.sup.3 but less than 10.sup.6 per mm.sup.2, and (b) small protrusions with a diameter of 0.01 to 0.1 micrometer and a height of 10 to 100 angstrom distributed at a density of from 10.sup.6 up to 10.sup.9.

    摘要翻译: 一种用于薄金属膜型磁记录介质的双轴取向聚酯膜,所述聚酯膜具有第一表面,作为磁记录层的薄金属膜被施加到第一表面上,第二表面涂覆有容易滑动的层, 的有机聚合物粘合剂和分散在其中的惰性细固体颗粒,第一表面具有(a)直径为0.2至2微米的大突起和20至200埃的高度,分布在至少103但小于106的密度 (mm),和(b)直径为0.01至0.1微米,高度为10至100埃的小突起以106至109的密度分布。

    Tilt hinge for office automation equipment
    5.
    发明授权
    Tilt hinge for office automation equipment 失效
    倾斜铰链用于办公自动化设备

    公开(公告)号:US5970580A

    公开(公告)日:1999-10-26

    申请号:US46491

    申请日:1998-03-23

    申请人: Hideo Katoh

    发明人: Hideo Katoh

    摘要: A tilt hinge comprises a fixing member composed of a fixing base fixed to a main body of a device and a bearing plate; a rotating shaft having a small diameter part rotatably born at the bearing plate of this fixing member; a first friction washer placed between a large diameter part of the rotating shaft and one side surface of the bearing plate with its small diameter part being inserted into and passed through its central part; a second friction washer arranged to be contacted with the other side surface of the bearing plate with the small diameter part being inserted through its central part; a pressing plain washer arranged to be contacted with this second friction washer with the small diameter part being inserted into and passed through its central part; wherein the end part of the small diameter part is press fitted to cause the first friction washer to be press contacted between the bearing plate and the large diameter part and the second friction washer to be press contacted between the bearing plate and the spring washer.

    摘要翻译: 倾斜铰链包括固定构件,该固定构件由固定到装置的主体的固定基座和支承板构成; 旋转轴,其具有可旋转地出现在该固定构件的支承板上的小直径部分; 第一摩擦垫圈,其放置在旋转轴的大直径部分和轴承板的一个侧表面之间,其小直径部分插入并穿过其中心部分; 第二摩擦垫圈,其布置成与所述支承板的另一侧表面接触,所述小直径部分通过其中心部分插入; 压紧平垫圈,布置成与该第二摩擦垫圈接触,小直径部分插入并穿过其中心部分; 其中小直径部分的端部被压配合以使得第一摩擦垫圈在支承板和大直径部分之间被压接,并且第二摩擦垫圈被压接在支承板和弹簧垫圈之间。

    Focus-adjustment signal generating apparatus and method, and imaging apparatus and method, with manual focus adjustments
    8.
    发明授权
    Focus-adjustment signal generating apparatus and method, and imaging apparatus and method, with manual focus adjustments 有权
    聚焦调整信号发生装置和方法,以及具有手动对焦调整的成像装置和方法

    公开(公告)号:US08471949B2

    公开(公告)日:2013-06-25

    申请号:US13119000

    申请日:2011-05-31

    申请人: Hideo Katoh

    发明人: Hideo Katoh

    IPC分类号: H04N5/232

    CPC分类号: H04N5/23212

    摘要: A focus-adjustment signal generating apparatus includes a filter to extract a high-frequency component at a specific frequency or higher from a luminance signal of an input video signal, a comparator to compare an absolute value of the high-frequency component with a specific reference value, to output a first detection signal when the absolute value is equal to or larger than the reference value whereas a second detection signal when the absolute value is smaller than the reference value, an extender to extend an output period of the first detection signal according to a period indicated by a period-length setting signal, to output an extended first detection signal, and a selector to select a first chrominance difference signal indicating a specific color in response to the extended first detection signal whereas a second chrominance difference signal indicating an achromatic color in response to the second detection signal, the first or the second chrominance difference signal being output as a focus-adjustment signal.

    摘要翻译: 聚焦调整信号发生装置包括:滤波器,用于从输入视频信号的亮度信号中提取特定频率或更高频率的高频分量;比较器,用于将高频分量的绝对值与特定参考值进行比较; 值,当所述绝对值等于或大于所述参考值时输出第一检测信号,而当所述绝对值小于所述参考值时,输出第二检测信号;延长器,用于延长所述第一检测信号的输出周期; 到由周期长度设定信号指示的时间段,以输出扩展的第一检测信号,以及选择器,响应于扩展的第一检测信号选择指示特定颜色的第一色度差信号,而第二色度差信号指示 响应于第二检测信号的无彩色,第一或第二色度差信号为 输出作为焦点调整信号。

    Focus-adjustment signal generating apparatus and method, and imaging apparatus and method, with manual focus adjustments

    公开(公告)号:US08363151B2

    公开(公告)日:2013-01-29

    申请号:US13118911

    申请日:2011-05-31

    申请人: Hideo Katoh

    发明人: Hideo Katoh

    IPC分类号: G03B13/00

    CPC分类号: H04N5/23212

    摘要: A focus-adjustment signal generating apparatus includes a filter to extract a high-frequency component at a specific frequency or higher from a luminance signal of an input video signal, a comparator to compare an absolute value of the high-frequency component with a specific reference value, to output a first detection signal when the absolute value is equal to or larger than the reference value whereas a second detection signal when the absolute value is smaller than the reference value, an extender to extend an output period of the first detection signal according to a period indicated by a period-length setting signal, to output an extended first detection signal, and a selector to select a first chrominance difference signal indicating a specific color in response to the extended first detection signal whereas a second chrominance difference signal indicating an achromatic color in response to the second detection signal, the first or the second chrominance difference signal being output as a focus-adjustment signal.

    Closing device for covering member
    10.
    发明授权
    Closing device for covering member 失效
    覆盖件封闭装置

    公开(公告)号:US6125507A

    公开(公告)日:2000-10-03

    申请号:US076535

    申请日:1998-05-12

    申请人: Hideo Katoh

    发明人: Hideo Katoh

    摘要: In order to provide a closing device for a covering member, which is smaller than a conventional device, can stably hold the covering member at a predetermined open angle, and is manufactured at low cost, the closing device comprises: a rotary shaft having a flange part and a means to be fixed to the covering member side; a guide plate which is rotatably retained by a side facing the flange part of the rotary shaft and has means to be fixed to the device body; a first click plate fixed to the guide plate so as to be rotatable around the rotary shaft together with the guide plate; a second click plate which is in contact with the first click plate and is attached to the rotary shaft so as to be non-rotatable and slidable in the axial direction; and a compression means compressedly arranged between the second click plate and the flange part in order to press toward the first click plate side.

    摘要翻译: 为了提供一种比常规装置小的覆盖部件的关闭装置,能够将覆盖部件稳定地保持在预定开放角度,并且以低成本制造,关闭装置包括:旋转轴,其具有凸缘 部件和固定在覆盖件侧的装置; 引导板,其被面向所述旋转轴的凸缘部的一侧可旋转地保持,并且具有固定到所述装置主体的装置; 固定到所述引导板上以与所述引导板一起围绕所述旋转轴旋转的第一点击板; 与所述第一咔嗒板接触并且被附接到所述旋转轴的第二咔嗒板,以便不能在轴向方向上滑动; 以及压缩装置,被压缩地布置在第二卡扣板和凸缘部分之间,以朝向第一卡扣板侧按压。