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    • 1. 发明授权
    • Smectic liquid crystal composition and liquid crystal display
    • 水晶液晶组成和液晶显示
    • US5972242A
    • 1999-10-26
    • US867665
    • 1997-06-03
    • Kenji TakigawaToshio YamamotoYuichiro YamadaYoshihiko AiharaShigeharu HashimotoYoshiichi Suzuki
    • Kenji TakigawaToshio YamamotoYuichiro YamadaYoshihiko AiharaShigeharu HashimotoYoshiichi Suzuki
    • G02F1/13C07C69/90C09K19/02C09K19/20C09K19/46C09K19/12
    • C09K19/0266C09K19/02C09K19/2021
    • A liquid crystal cell which minimizes disordered orientation occurring with temperature changes even across a wide range, to exhibit good contrast and high reliability, as well as a smectic liquid crystal composition for use the liquid crystal cell are provided. In smectic liquid crystal compositions having a layer construction in the liquid crystal molecular arrangement, it was found that antiferroelectric liquid crystal compositions resistant to variation in the layer spacing of the smectic phase due to temperature changes are resistant to disordered orientation. Specifically, if the antiferroelectric liquid crystal composition contains at lest 45 wt % of an antiferroelectric liquid crystal compound with roughly constant layer spacing in a temperature range from the temperature t.sub.1 which gives the minimum value for the layer spacing of the smectic C.sub.A * phase to -20.degree. C., no disordered liquid crystal orientation results even after cold/hot temperature cycles. An even greater effect is achieved if the spontaneous polarization at of the composition at temperature t.sub.1 is at least 160 nC/cm.sup.2.
    • 提供一种液晶单元,其使得即使在宽范围内随温度变化发生的无序取向最小化,显示出良好的对比度和高可靠性,以及用于液晶单元的近晶液晶组合物。 在具有液晶分子结构的层结构的近晶液晶组合物中,发现由于温度变化而抵抗近晶相的层间距的变化的反铁电液晶组合物抵抗无序取向。 具体地说,如果反铁电液晶组合物在距离给出层状CA *相的层间距的最小值的温度t1的温度范围内至少含有45重量%的具有大致恒定层间距的反铁电液晶化合物, 20℃,即使在冷/热温循环后也不产生无序的液晶取向。 如果组合物在t1温度下的自发极化至少为160nC / cm2,则可获得更大的效果。
    • 4. 发明授权
    • Catalytic converter
    • 催化转化器
    • US5888456A
    • 1999-03-30
    • US770777
    • 1996-12-20
    • Shigeharu HashimotoTakahisa KanekoTomoharu KondoYasushi Kato
    • Shigeharu HashimotoTakahisa KanekoTomoharu KondoYasushi Kato
    • B01D53/86B01J35/02B01J35/04F01N3/20F01N3/24F01N3/28F01N13/02F01N3/10
    • F01N3/2853F01N13/009F01N3/2026F01N3/2892Y02T10/26Y10S55/30
    • A catalytic converter includes a housing, a honeycomb heater fixed to inside the housing, and a catalytic element disposed downstream of the honeycomb heater. The honeycomb heater has a first honeycomb structure made of metal having a first partition wall having a plurality of first throughholes, and at least one electrode for electrifying the first honeycomb structure. The catalytic element fixed to inside the housing and disposed downstream of the honeycomb heater has a second honeycomb structure having a second partition wall having a plurality of second throughholes, and a catalytic compound loaded on the second honeycomb structure. A horizontal cross-section of the honeycomb structure is made smaller than that of the honeycomb structure. Further, a gap between an outflow end surface of the honeycomb structure and an inflow end surface of the honeycomb structure is made large. According to the catalytic converter, a durability of a honeycomb structure, particularly resistance against vibrations extending over a long period of time can be improved while maintaining an exhaust gas purification ability under severe driving conditions. Further, according to the present invention, the temperature of a honeycomb heater can be raised in a short period of time.
    • 催化转化器包括壳体,固定在壳体内部的蜂窝式加热器和设置在蜂窝式加热器下游的催化元件。 蜂窝式加热器具有由具有多个第一通孔的第一分隔壁的金属制成的第一蜂窝结构体和至少一个用于使第一蜂窝结构体带电的电极。 固定在壳体内部并设置在蜂窝式加热器下游的催化元件具有第二蜂窝结构体,其具有具有多个第二通孔的第二隔壁和装载在第二蜂窝结构体上的催化剂。 使蜂窝结构体的水平截面小于蜂窝结构体的横截面。 此外,蜂窝结构体的流出端面与蜂窝结构体的流入端面之间的间隙变大。 根据催化转化器,可以在严格驾驶条件下保持排气净化能力的同时,提高蜂窝结构体的耐久性,特别是长时间延伸的抗振动性。 此外,根据本发明,蜂窝式加热器的温度可以在短时间内提高。
    • 5. 发明授权
    • Electrically heatable honeycomb body and honeycomb unit comprising said
honeycomb body
    • 包含所述蜂窝体的可电加热蜂窝体和蜂窝单元
    • US5861611A
    • 1999-01-19
    • US678190
    • 1996-07-11
    • Yasushi KatoShigeharu HashimotoTakahisa KanekoYuji Deguchi
    • Yasushi KatoShigeharu HashimotoTakahisa KanekoYuji Deguchi
    • B01J35/00B01J35/04F01N3/20F01N3/28H05B3/10H05B3/12H05B3/06B60L1/02F01N3/10
    • F01N3/2875B01J35/0033B01J35/04F01N3/2026F01N3/2814F01N3/2817H05B3/12F01N2330/34Y02T10/26
    • An electrically heatable honeycomb body includes a large number of passages which are defined by partition walls made of an electroconductive material and which are substantially parallel to the direction of a gas flowing through the honeycomb body, and two ends which are the gas inlet and outlet sides of honeycomb body. At least one slit is formed to control, upon electrification of honeycomb body, the flow of electricity therein and consequently the heat generation therein. In order to make lower the temperature of the end of each outer slit close to each of the electrodes attached to the honeycomb body, than the temperature of the center of honeycomb body or the temperature of the end of each inner slit, the thickness of partition walls is made larger at the intersection points of partition walls, in the passages surrounding said end of each outer slit, or the cell number between two adjacent slits is made larger in outer slits close to each of the electrodes attached to the honeycomb body, than in inner slits. This honeycomb body can prevent cell rupture from occurring during repeated electrification and has excellent durability.
    • 电气可加热蜂窝体包括由导电材料制成的分隔壁限定的并且大致平行于流过蜂窝体的气体的方向的多个通道,两个气体入口和出口侧 的蜂窝体。 形成至少一个狭缝,以在蜂窝体带电时控制其中的电流并因此控制其中的发热。 为了使靠近蜂窝体附近的每个电极的每个外部狭缝的端部的温度比蜂窝体的中心的温度或每个内部狭缝的端部的温度更低,分隔壁的厚度 在围绕每个外缝的端部的通道中的隔壁的交点处的壁较大,或者两个相邻狭缝之间的电池单元数量在靠近安装在蜂窝体上的每个电极的外狭缝中较大,比 内缝。 该蜂窝体可以防止在重复通电期间发生电池破裂并且具有优异的耐久性。
    • 7. 发明授权
    • Oxygen sensor
    • 氧传感器
    • US5238551A
    • 1993-08-24
    • US766545
    • 1991-09-27
    • Masanori KatsuShigeharu Hashimoto
    • Masanori KatsuShigeharu Hashimoto
    • G01N27/409G01N27/12G01N27/407
    • G01N27/4071
    • An oxygen sensor has an elongate plate form oxygen sensor element provided at a tip portion thereof with an oxygen detection portion which produces an electromotive force between electrodes or shows a variation in electrical resistance, according to the concentration of oxygen in a gas under measurement. The oxygen sensor element is composed of conductor portions each formed along the thickness direction of the oxygen sensor element so as to lead out a conductor lead provided in the oxygen sensor element to a surface of the oxygen sensor element. The oxygen sensor further has electrode terminal portions each provided on a surface of the oxygen sensor element so as to make conduction to the conductor lead through the conductor portion; contacts electrically connected to the electrode terminal portions of the oxygen sensor element; and a metallic container member containing the oxygen sensor element therein, wherein at least one of the conductor portions is located on the rear end side of contact point portions between the electrode terminal portions and the contacts.
    • 氧传感器具有细长的板状氧传感器元件,其氧气传感器元件的顶端具有氧气检测部分,其在电极之间产生电动势,或者根据测量气体中的氧浓度显示出电阻的变化。 氧传感器元件由沿着氧传感器元件的厚度方向形成的导体部分组成,以将设置在氧传感器元件中的导体引线导出到氧传感器元件的表面。 氧传感器还具有各自设置在氧传感器元件的表面上的电极端子部分,以便通过导体部分导体到导体引线; 电连接到氧传感器元件的电极端子部分的触点; 以及在其中容纳氧传感器元件的金属容器构件,其中至少一个导体部分位于电极端子部分和触头之间的接触点部分的后端侧。
    • 8. 发明授权
    • Heat exchanger
    • 热交换器
    • US09534856B2
    • 2017-01-03
    • US13491709
    • 2012-06-08
    • Yoshio SuzukiTatsuo KawaguchiShigeharu HashimotoMichio Takahashi
    • Yoshio SuzukiTatsuo KawaguchiShigeharu HashimotoMichio Takahashi
    • F28F21/04F28D7/10F28F7/02
    • F28F21/04F28D7/10F28F7/02
    • There is provided a heat exchanger realizing downsizing, weight saving, and cost reduction in comparison with a conventional heat exchange element or heat exchanger. The heat exchanger is provided with a first fluid flow portion formed of a honeycomb structure having a plurality of cells partitioned by ceramic partition walls and extending from one end face to another end face in an axial direction to allow a heating medium as a first fluid to flow therein, and a second fluid flow portion formed of a casing containing the honeycomb structure therein, the casing having an inlet and an outlet for a second fluid, and the second fluid flowing on an outer peripheral face of the honeycomb structure to receive heat from the first fluid.
    • 与传统的热交换器或热交换器相比,提供了一种实现小型化,减轻重量并降低成本的热交换器。 热交换器设置有由蜂窝结构体形成的第一流体流动部分,所述第一流体流动部分具有由陶瓷隔壁隔开的多个单元,并且从一个端面沿轴向方向延伸到另一个端面,从而允许作为第一流体的加热介质 在其中流通的第二流体流动部分和由其中包含蜂窝结构的壳体形成的第二流体流动部分,壳体具有用于第二流体的入口和出口,并且第二流体在蜂窝结构体的外周面上流动以接收来自 第一流体。
    • 9. 发明授权
    • Exhaust emission control system, method of calculating pressure loss of filter, and method of manufacturing filter
    • 废气排放控制系统,过滤器压力损失计算方法及过滤器制造方法
    • US07073327B2
    • 2006-07-11
    • US10505318
    • 2003-02-28
    • Shigeharu HashimotoYukio MiyairiTadato Ito
    • Shigeharu HashimotoYukio MiyairiTadato Ito
    • F01N3/00
    • B01D46/2474B01D46/2459B01D46/2466B01D46/247B01D2046/2496B01D2273/18F01N3/0222F01N3/025F01N3/027F01N9/002F01N11/005F01N13/009F01N13/017F01N2240/14F01N2240/16F01N2250/02F01N2260/10F01N2330/48F01N2430/04F01N2430/06F02B3/06Y02T10/20Y02T10/47Y10S55/30
    • There are disclosed an exhaust emission control system including an internal combustion engine, a filter, and an exhaust pipe, a method of manufacturing a filter suitable for the system, and a method of calculating a pressure loss. The system comprises combustion means for intermittently burning particulate matters arrested by the filter, the filter includes porous partition walls extending from one end face to the other end face thereof, and a large number of through channels partitioned by the partition walls, predetermined through channels are sealed at either of the end faces, and assuming that a partition wall thickness is (X) μm, and the number of through channels per unit area in a cross section vertical to a longitudinal direction of the through channels is (Y) cells/cm2, X and Y come within a range surrounded by straight lines connecting points A1, B1, C1, and D1 in this order in FIG. 1 in the exhaust emission control system. There are provided the exhaust emission control system, the method of manufacturing the filter, and the method of calculating the pressure loss by the filter with good accuracy in which a temperature gradient produced in the filter at the time of regeneration is suppressed while suppressing a rise of the pressure loss by the filter and which are accordingly superior in reliability.
    • 公开了包括内燃机,过滤器和排气管的废气排放控制系统,适用于该系统的过滤器的制造方法以及计算压力损失的方法。 该系统包括用于间歇地燃烧由过滤器堵塞的颗粒物的燃烧装置,该过滤器包括从一个端面延伸到另一端面的多孔分隔壁,以及通过分隔壁隔开的预定穿过通道的大量贯通通道 并且假设分隔壁厚度为(X)mum,并且与贯通通道的纵向方向垂直的横截面中每单位面积的贯通通道的数量为(Y)个单元/ cm 在图2中,X和Y处于由连接点A 1,B 1,C 1和D 1的直线包围的范围内。 1在废气排放控制系统中。 提供了废气排放控制系统,过滤器的制造方法以及通过过滤器以高精度计算压力损失的方法,其中抑制了再生时在过滤器中产生的温度梯度,同时抑制了上升 通过过滤器的压力损失,因此其可靠性优异。