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    • 76. 发明授权
    • .epsilon.-Caprolactone, process for producing the same, polycaprolactone
obtained therefrom, and process for producing the polycaprolactone
    • ε-己内酯,其制造方法,由其得到的聚己内酯,以及聚己内酯的制造方法
    • US6156910A
    • 2000-12-05
    • US380150
    • 1999-11-29
    • Takashi Ueno
    • Takashi Ueno
    • B01D3/34C07D313/04C07D315/00C08G63/08C07D313/00
    • C07D315/00B01D3/34C07D313/04C08G63/08
    • The present invention provides .epsilon.-caprolactone having a purity of at least 99.8% by weight and a total concentration of not more than 200 ppm based on area ratio of components having a relative retention time of not more than 0.6 (low-boiling fraction), the relative retention time of .epsilon.-caprolactone being set to 1.00 in gas-chromatographic analysis under determined conditions. The present invention also provides a method of producing .epsilon.-caprolactone consisting of co-oxidizing cyclohexanone and aldehyde(s) or oxidizing cyclohexanone using a peracid to obtain .epsilon.-caprolactone and carboxylic acid(s) and recovering the .epsilon.-caprolactone via distillation after addition of an element selected from 4A, 5A, 6A, 7A, 8, 1B and 2B groups and/or a compound containing such an element.
    • PCT No.PCT / JP98 / 05957 Sec。 371日期1999年11月29日第 102(e)1999年11月29日PCT PCT 1998年12月25日PCT公布。 第WO99 /​​ 33819号公报 日期1999年7月8日本发明提供了基于相对保留时间不大于0.6的成分的面积比,纯度为至少99.8重量%,总浓度不超过200ppm的ε-己内酯(低 沸腾馏分),在确定的条件下,在气相色谱分析中ε-己内酯的相对保留时间设定为1.00。 本发明还提供了使用过酸共同氧化环己酮和醛或氧化环己酮来制备ε-己内酯的方法,以获得ε-己内酯和羧酸,并在加入后通过蒸馏回收ε-己内酯 的选自4A,5A,6A,7A,8,1B和2B基团的元素和/或含有这种元素的化合物。
    • 77. 发明授权
    • Electronic circuit and filter device using same
    • 电子电路和过滤器使用相同
    • US5890058A
    • 1999-03-30
    • US715345
    • 1996-09-18
    • Takashi UenoTetsuro ItakuraHiroshi Tanimoto
    • Takashi UenoTetsuro ItakuraHiroshi Tanimoto
    • H03H11/04H04B1/40
    • H03H11/04
    • In an FDNR type active filter fabricated on an integrated circuit, an FDNR circuit is provided wherein one ends of a first capacitor and an impedance element are connected to an inverted input of an operational amplifier, one ends of the impedance element and a second capacitor are connected to an output end of the operational amplifier, and the other ends of the first and second capacitors are connected to each other. To the impedance element, resistors are connected in series. To the connecting end of the resistors, one end of another resistor is connected, the other end thereof being grounded in an alternating current form. The capacity value of the second capacitor is greater than that of the first capacitor.
    • 在集成电路上制造的FDNR型有源滤波器中,提供FDNR电路,其中第一电容器和阻抗元件的一端连接到运算放大器的反相输入,阻抗元件的一端和第二电容器 连接到运算放大器的输出端,并且第一和第二电容器的另一端彼此连接。 阻抗元件串联连接电阻。 电阻器的连接端连接另一个电阻的一端,另一端以交流形式接地。 第二电容器的容量值大于第一电容器的容量值。
    • 79. 发明授权
    • Log conversion circuit
    • 日志转换电路
    • US5525924A
    • 1996-06-11
    • US306367
    • 1994-09-15
    • Takashi UenoMikio KoyamaHiroshi Tanimoto
    • Takashi UenoMikio KoyamaHiroshi Tanimoto
    • G06G7/24H03G7/08H03G11/08
    • H03G7/08
    • A log conversion circuit comprising first and second input terminals to which voltage signals are input, first and second resistors, first ends of which are respectively connected to the first and second input terminals, first and second PN junction element sections connected in series and in opposite polarities, between a second end of the first resistor and a second end of the second resistor, a biasing circuit connected between a first source terminal and a node between the first and second PN junction element sections, first and second current sources for determining potentials at both ends of the first resistor, the first current source means connected between the first end of the first resistor and the first and second source terminals, and the second current source means being connected between the second end of the first resistor and the first and second source terminals, third and fourth current sources for determining potentials at both ends of the second resistor, the third current source means connected between the first end of the second resistor and the first and second source terminals, and the fourth current source means being connected between the second end of the second resistor and the first and second source terminals, and first and second output terminals for outputting voltage signals generated in the first and second PN junction element sections.
    • 一种对数转换电路,包括输入电压信号的第一和第二输入端子,第一和第二电阻器,第一和第二电阻器的第一端分别连接到第一和第二输入端子,第一和第二PN结元件部分串联连接, 在所述第一电阻器的第二端和所述第二电阻器的第二端之间的极性,连接在所述第一和第二PN结元件部分之间的第一源极端子和节点之间的偏置电路,用于确定第一和第二PN结元件部分之间的电位的第一和第二电流源 第一电阻器的两端连接在第一电阻器的第一端和第一和第二源极之间,第二电流源装置连接在第一电阻器的第二端和第一和第二电阻之间 源极端子,用于确定第二电阻器两端电位的第三和第四电流源,第三电流源 电流源装置连接在第二电阻器的第一端和第一和第二源极之间,第四电流源装置连接在第二电阻器的第二端和第一和第二源极端子之间,第一和第二输出端子 用于输出在第一和第二PN结元件部分中产生的电压信号。
    • 80. 发明授权
    • Automatic waterproofing apparatus for joint of electric wires
    • 电线接头自动防水设备
    • US5456791A
    • 1995-10-10
    • US298283
    • 1994-08-31
    • Takashi Ueno
    • Takashi Ueno
    • H01R4/70H01R13/52H01R43/00H02G1/14H01B13/32
    • H01R4/70H01R43/005H02G1/145H01R13/5216Y10T156/1343Y10T156/1744Y10T156/1798Y10T29/49117Y10T29/49146Y10T29/49171Y10T29/49197
    • An automatic waterproofing apparatus for automatically waterproofing a joint of electric wires, comprising: a plurality of pallet jigs each of which is formed with a recess for receiving the joint, a pair of slots for receiving the electric wires and an air vent hole communicating with the recess; a transport device for continuously transporting the pallet jigs; a sheet feeding device for feeding onto an upper face of each pallet jig a flexible band-like sheet; a slit forming device for forming at opposite sides of the sheet a pair of slits corresponding to the slots, respectively; a suction device for sucking air in the recess of each Dallet jig from the air vent hole so as to bring the sheet into close contact with the recess; a joint placing device for placing the joint in the recess and inserting into the slots through the slits the electric wires disposed at opposite sides of the joint; a filler injecting device for injecting a predetermined quantity of filler into the recess; and an adhesive tape bonding device for bonding an adhesive tape to the sheet such that the recess is closed by the adhesive tape.
    • 一种用于自动防水的电线接头的自动防水设备,包括:多个托盘夹具,每个托盘夹具形成有用于接收接头的凹部,一对用于容纳电线的槽和与该电连接的通气孔 休息 用于连续运送托盘夹具的输送装置; 用于将每个托盘夹具的上表面供给到柔性带状片材的片材进给装置; 狭缝形成装置,用于在所述片的相对侧分别形成对应于所述狭槽的一对狭缝; 抽吸装置,用于从排气孔吸入每个道尔夹具的凹部中的空气,以使片材与凹部紧密接触; 用于将接头放置在凹槽中并通过缝隙插入槽中的接合放置装置,设置在接头的相对侧的电线; 用于将预定量的填料注入凹槽中的填料注入装置; 以及用于将粘合带粘合到片材上的粘合带接合装置,使得凹部由胶带封闭。