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    • 1. 发明授权
    • Process for preparing active carbon fibers
    • 制备活性炭纤维的方法
    • US3969268A
    • 1976-07-13
    • US537761
    • 1974-12-31
    • Takashi FukudaNobuo IshizakiShoichi IwahoriMasayoshi Shimada
    • Takashi FukudaNobuo IshizakiShoichi IwahoriMasayoshi Shimada
    • B01J20/28D01F9/16B01J21/18
    • B01J20/28023D01F9/16
    • A process for preparing active carbon fibers which comprises (a) providing a cellulose fiber with a phosphorus compound reactive thereto, (b) subjecting the resulting fiber to heat treatment at about 200.degree. to 350.degree.C until the decreased percentage of fiber becomes about 40 to 75 % (W/W) and then (c) subjecting the resultant fiber to activation treatment at about 450.degree. to 1000.degree.C in an atmosphere containing not less than about 5 % (V/V) of steam until the decreased percentage of fiber becomes about 65 to 95 % (W/W), the said phosphorus compound showing a residual percentage of phosphorus of not less than about 70 % (W/W) after the heat treatment of the step (b) and a residual percentage of phosphorus of not more than about 10 % (W/W) after the activation treatment of the step (c).
    • 一种制备活性碳纤维的方法,其包括(a)向纤维素纤维提供与其反应的磷化合物,(b)使所得纤维在约200℃至350℃下进行热处理,直到纤维的减少百分比变为约40 至75%(W / W),然后(c)在约450℃至1000℃下,在不低于约5%(V / V)蒸汽的气氛中对所得纤维进行活化处理,直到降低的 纤维变为约65〜95%(W / W),所述磷化合物在步骤(b)的热处理后显示出不少于约70%(W / W)的磷的残留百分比,残留百分比 在步骤(c)的活化处理后,磷不超过约10%(W / W)。
    • 3. 发明授权
    • Automatic inflatable safety work vest
    • 自动充气安全工作背心
    • US4246672A
    • 1981-01-27
    • US31145
    • 1979-04-18
    • Hikaru FujiyamaMasayoshi Shimada
    • Hikaru FujiyamaMasayoshi Shimada
    • B01J7/00B63C9/18B63C9/19F42B3/04
    • F42B3/04B63C9/18
    • An automatic inflatable safety work vest in which a gas is automatically charged into a gas tight chamber forming a floating body upon contacting water, comprises a back part of the vest formed of a non-floating material, a floating body provided at the front of the vest and connected with stretchable bands to the back part and having a gas tight chamber, a pillow integrally formed at the upper portion of the vest which communicates with the gas tight chamber, the pillows being folded over and releasably attached to the outer surface of the back part and a gas charging device in communication with the gas tight chamber and connected to the floating body through a connector, the gas charging device being a flat cylindrical vessel provided with a gas outlet at the bottom surface, a pair of electrodes positioned oppositely and fixed at a side wall near an upper cover portion of the cylindrical vessel, an electric switch provided at the upper portion of the cylindrical vessel and connecting to the electrodes and consisting of a power supply circuit, a charging circuit and a switching circuit, and an inner cylindrical vessel provided at the lower portion of the cylindrical vessel and provided with a bottom plate having a plurality of projections on the outside, a cylindrical perforated side wall having at least one projection and an electric ignition device fixed at the center portion and connecting to the switching circuit, the electric ignition device being in turn surrounded concentrically by, first, a gas generating solid agent and a solid cooling agent.
    • 一种自动充气安全工作背心,其中气体自动地装入形成浮体的气密室中,在接触水时,包括由非浮动材料形成的背心的背部,设置在前侧的浮体 背心并与可伸缩带连接到后部,并具有气密室,一体地形成在背心上部的与气密室连通的枕头,枕头被折叠并可释放地附接到 背部和气体充气装置,其与气密室连通并通过连接器连接到浮体,气体充注装置是在底表面设置有气体出口的平坦圆柱形容器,一对电极相对定位, 固定在圆柱形容器的上盖部附近的侧壁,设置在圆筒形容器的上部的电开关, 由电源电路,充电电路和开关电路组成的内圆柱形容器和设置在圆筒形容器的下部并具有在外侧具有多个突起的底板的内圆柱形容器, 具有至少一个突起的圆柱形穿孔侧壁和固定在中心部分处并连接到开关电路的电点火装置,电点火装置又由气体产生固体剂和固体冷却剂同心地包围。
    • 8. 发明授权
    • Surface defect detecting apparatus
    • 表面缺陷检测装置
    • US4507564A
    • 1985-03-26
    • US594430
    • 1984-03-29
    • Masayoshi Shimada
    • Masayoshi Shimada
    • G01N21/88G01N21/89G01N21/892
    • G01N21/89
    • Disclosed is a surface defect detecting apparatus comprising a scanning device for scanning a rolled steel plate rolled and transferred by a pair of rolls at a fixed period over its full width to successively produce signals representing a surface condition of the rolled steel plate over the full width thereof, and a defect signal generating circuit for producing output signals representing the presence of a surface defect on the surface of the rolled steel plate in accordance with output signals from the scanning device. The surface defect detecting apparatus is further provided with a pulse generator for producing pulses every rotation of the roll, a memory, a display unit, and a control system which responds to output pulses from the pulse generator to sequentially write defect signals generated from the defect signal generation circuit into the memory, reads out the data from the memory after the memory is full up with the data, and causes the display unit to display on one line the data obtained every rotation of the roller.
    • 公开了一种表面缺陷检测装置,包括:扫描装置,用于扫描在其全宽度上固定时间段由一对辊轧制和转印的轧制钢板,以连续地产生表示轧制钢板在整个宽度上的表面状态的信号 以及缺陷信号发生电路,用于根据来自扫描装置的输出信号产生表示轧制钢板表面存在表面缺陷的输出信号。 表面缺陷检测装置还设置有脉冲发生器,用于每转一圈地产生脉冲,存储器,显示单元和控制系统,其响应于来自脉冲发生器的输出脉冲,以顺序地写入从缺陷产生的缺陷信号 信号产生电路进入存储器,在存储器充满数据之后从存储器中读出数据,并使显示单元在一行上显示滚筒每旋转获得的数据。