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    • 4. 发明授权
    • Thermal transfer image-receiving sheet
    • 热转印图像接收片
    • US5342819A
    • 1994-08-30
    • US972034
    • 1992-11-06
    • Ryohei TakiguchiHitoshi SaitoMasanori ToriiJun Hasegawa
    • Ryohei TakiguchiHitoshi SaitoMasanori ToriiJun Hasegawa
    • B41M5/52B41M5/035B41M5/38
    • B41M5/5272Y10S428/913Y10S428/914Y10T428/31507Y10T428/31786
    • The present invention provides a thermal transfer image-receiving sheet which can form an image excellent in the coloring density, sharpness and various types of fastness, particularly durability such as light fastness, fingerprint resistance and plasticizer resistance according to a thermal transfer printing process wherein use is made of a sublimable dye, and can be easily produced by conventional coating equipment through the use of a non-halogenated hydrocarbon solvent, such as a ketone solvent, a toluene solvent or a mixture thereof.A first embodiment of the invention is directed to a thermal transfer image-receiving sheet including a substrate sheet and a dye-receiving layer formed on at least one surface of the substrate sheet, wherein the dye-receiving layer includes a random copolycarbonate resin having structural units represented by the following general formulae (1) and (2), the molar ratio of the structural unit represented by the general formula (1) to the structural unit represented by the general formula (2) being 30:70 to 70:30 ##STR1## wherein R.sup.1 to R.sup.8 stand for hydrogen, a halogen or an alkyl group having 1 to 4 carbon atoms, A stands for a straight-chain, branched or cyclic alkylidene group having 1 to 10 carbon atoms, an aryl-substituted alkylidene group, an aryl group or a sulfonyl group and B stands for an oxygen atom or a sulfur atom.The second invention is directed to a thermal transfer image-receiving sheet comprising a substrate sheet and a dye-receiving layer formed on at least one surface of the substrate sheet, wherein said dye-receiving layer comprises at least a polycarbonate resin and an aromatic polyester resin.
    • 本发明提供一种热转印图像接收片材,其可以根据热转印印刷方法形成着色密度,清晰度和各种类型的牢度,特别是耐光性,耐指纹性和耐增塑剂性的耐久性,其中使用 由可升华的染料制成,并且可以通过使用非卤代烃溶剂如酮溶剂,甲苯溶剂或其混合物通过常规涂布设备容易地制备。 本发明的第一个实施方案涉及一种热转印图像接收片,其包括形成在基片的至少一个表面上的基片和染料接收层,其中染料接受层包括具有结构的无规共聚碳酸酯树脂 由通式(1)和(2)表示的单元由通式(1)表示的结构单元与由通式(2)表示的结构单元的摩尔比为30:70至70:30 (1)其中R1至R8代表氢,卤素或具有1至4个碳原子的烷基,A表示具有1至10个直链,支链或环状的亚烷基 碳原子,芳基取代的亚烷基,芳基或磺酰基,B代表氧原子或硫原子。 第二发明涉及一种热转印图像接收片,其包括形成在基片的至少一个表面上的基片和染料接收层,其中所述染料接收层至少包含聚碳酸酯树脂和芳族聚酯 树脂。
    • 9. 发明授权
    • Endoscope system
    • 内窥镜系统
    • US08308635B2
    • 2012-11-13
    • US12330994
    • 2008-12-09
    • Hideki TanakaJun HasegawaToshio Nakamura
    • Hideki TanakaJun HasegawaToshio Nakamura
    • A61B1/00
    • A61B1/0052A61B1/0016A61B5/06A61B5/065
    • An endoscope system includes an endoscope with a bending portion installed on a distal side of an insertion portion; a bending drive unit which drives and bends the bending portion electrically; a map information storage unit which stores map information digitized by associating an amount of bending and a corresponding three-dimensional position and direction of a distal end of the insertion portion with each other, with a position near a rear end of the bending portion being designated as a reference position; a position and direction detecting unit which detects the position and direction of the distal end of the insertion portion; and a bending control unit which controls the bending drive unit to orient the distal end of the insertion portion into a target direction using the map information.
    • 一种内窥镜系统,包括:内窥镜,其具有安装在插入部的前侧的弯曲部; 弯曲驱动单元,其电动地弯曲弯曲部; 地图信息存储单元,其存储通过将弯曲的量与插入部的前端的对应的三维位置和方向相关联而被数字化的地图信息,在弯曲部的后端附近的位置被指定 作为参考; 位置和方向检测单元,其检测插入部分的远端的位置和方向; 以及弯曲控制单元,其使用所述地图信息来控制所述弯曲驱动单元将所述插入部的前端朝向目标方向。
    • 10. 发明授权
    • Endoscope bending control apparatus and endoscope system
    • 内窥镜弯曲控制装置及内窥镜系统
    • US08211009B2
    • 2012-07-03
    • US12764482
    • 2010-04-21
    • Hideki TanakaJun HasegawaToshio Nakamura
    • Hideki TanakaJun HasegawaToshio Nakamura
    • A61B1/04
    • G02B23/2476A61B1/0051A61B5/06A61B5/062
    • An endoscope bending control apparatus includes: an image feature value calculating section for calculating, based on an endoscopic image, an image feature value related to a luminal dark part; a bending control section for performing bending control on a bending portion in either one of a first bending operation mode in which a position of the luminal dark part is set as an insertion target and a distal end of the insertion portion is directed to the position and a second bending operation mode in which the distal end of the insertion portion is directed in a direction of the position of the luminal dark part; an operation mode switching section for switching an operation mode from one bending operation mode to the other according to a first switching condition based on the calculated image feature value; and a switching condition changing section for changing the first switching condition.
    • 内窥镜弯曲控制装置包括:图像特征量计算部,其根据内窥镜图像计算与管腔暗部相关的图像特征量; 弯曲控制部分,用于在其中将管腔暗部分的位置设置为插入目标的第一弯曲操作模式和插入部分的远端中的任一个中的弯曲部分上进行弯曲控制, 第二弯曲操作模式,其中插入部分的远端沿着管腔暗部位置的方向指向; 操作模式切换部分,用于根据所计算的图像特征值根据第一切换条件将操作模式从一个弯曲操作模式切换到另一个; 以及用于改变第一开关状态的开关条件改变部分。