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    • 26. 发明授权
    • Apparatus for changing rotational speed with the aid of clutching
activity
    • 借助于离合活动来改变转速的装置
    • US4621541A
    • 1986-11-11
    • US617464
    • 1984-06-05
    • Takashi Takahashi
    • Takashi Takahashi
    • B21D53/18B21D15/02F16D25/04F16D55/42F16H3/62F16H59/40F16H63/30F16H57/10F16H3/44
    • F16H63/3026F16D55/42F16H3/62F16H59/40
    • An apparatus for changing rotational speed with the aid of clutching activity comprises a planetary gearing mechanism disposed between an input shaft and an output shaft in a housing with an inner ring gear being rotatably supported therein, ring-shaped braking plates comprising an opposing pair of frictional plates, one of them being located on the outer periphery of the inner ring gear to rotate together with the latter and the other one being axially displaceably fitted into the inner periphery of the casing, the first mentioned frictional plate being located opposite to the last mentioned frictional plate, and a ring-shaped bellows located opposite to the last mentioned frictional plate to expand in the axial direction when pressurized fluid is filled therein and contract in the axial direction when it is discharged therefrom. When the ring-shaped bellows expands under the influence of hydraulic force, it comes in contact with the last mentioned frictional plate and thereby frictional clutching is accomplished between both the frictional plates. The planetary gearing mechanism may be constructed in the multistage structure and a ring-shaped bellows is allocated to each stage in the multi-stage structure.
    • 借助于离合活动来改变转速的装置包括行星齿轮传动机构,其设置在外壳内的输入轴与输出轴之间,内圈齿轮可旋转地支撑在其中,环形制动板包括相对的一对摩擦 板,其中一个位于内环齿轮的外周上,与内圈齿轮的外周一起旋转,另一个轴向可移动地装配在壳体的内周中,第一个提到的摩擦板位于最后提到的位置 摩擦片和与最后提到的摩擦板相对的环形波纹管,当加压流体填充在其中并沿轴向方向从轴向方向膨胀时,沿轴向方向膨胀。 当环形波纹管在液压力的作用下膨胀时,与最后提到的摩擦板接触,从而在摩擦板之间实现摩擦离合。 行星齿轮传动机构可以构造在多级结构中,并且环形波纹管分配给多级结构中的每个级。
    • 29. 发明授权
    • Varistor
    • 压敏电阻
    • US4527146A
    • 1985-07-02
    • US564100
    • 1983-12-22
    • Hideyuki KanaiOsamu FurukawaMotomasa ImaiTakashi Takahashi
    • Hideyuki KanaiOsamu FurukawaMotomasa ImaiTakashi Takahashi
    • H01C7/112H01C7/10
    • H01C7/112
    • A varistor comprising a basic component consisting essentially of ZnO as a principal constituent and, as auxiliary components, bismuth (Bi), cobalt (Co), manganese (Mn), antimony (Sb) and nickel (Ni) in an amount, when calculated in terms of Bi.sub.2 O.sub.3, Co.sub.2 O.sub.3, MnO, Sb.sub.2 O.sub.3 and NiO, respectively, of Bi.sub.2 O.sub.3 : 0.1 to 5 mol %, Co.sub.2 O.sub.3 : 0.1 to 5 mol %, MnO: 0.1 to 5 mol %, Sb.sup.2 O.sub.3 : 0.1 to 5 mol % and NiO: 0.1 to 5 mol %; and an additional constituent comprising boron (B) in an amount, when calculated in terms of B.sub.2 O.sub.3, of 0.001 to 1 wt % based on said basic component, the Bi.sub.2 O.sub.3 of the sintered body comprising not less than 30% of .alpha.-phase . In another embodiment, the above basic component may further comprise at least one of Al, In and Ga in a prescribed amount and the above additional component may be (i) B with or without at least one of Ag and Si in a prescribed amount or (ii) a glass containing B in a prescribed amount.
    • 一种变阻器,其包含基本上由ZnO作为主要成分的碱性组分,以及作为辅助成分的铋(Bi),钴(Co),锰(Mn),锑(Sb)和镍(Ni) Bi2O3:0.1〜5mol%,Co2O3:0.1〜5mol%,MnO:0.1〜5mol%,Sb2O3:0.1〜5mol%的Bi2O3,Co2O3,MnO,Sb2O3,NiO,NiO: 0.1〜5摩尔% 和含有硼(B)的另外的组分,当以B 2 O 3计算时,硼(B)的含量相对于所述碱性组分为0.001〜1重量%,所述烧结体的Bi 2 O 3为不小于30%的α相。 在另一个实施方案中,上述碱性组分还可以包含规定量的Al,In和Ga中的至少一种,并且上述附加组分可以是(i)具有或不具有规定量的Ag和Si中的至少一种的B, (ii)含有规定量的B的玻璃。