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    • 103. 发明授权
    • Variable capacity compressor
    • 可变容量压缩机
    • US08152483B2
    • 2012-04-10
    • US12296206
    • 2007-04-05
    • Makoto KawamuraMasakazu Aoki
    • Makoto KawamuraMasakazu Aoki
    • F04B1/12F04B27/08
    • F04B27/1072
    • The variable capacity compressor has a rotor 21, as a rotating member, fixed to a drive shaft 10 and rotating integrally with the drive shaft 10, a swash plate 24, as a tilting member, tiltably and slidably attached to the drive shaft 10, a linkage mechanism 40 linking the rotor 21 and the swash plate 24 at a position corresponding to an upper dead center of the swash plate 24, transferring rotation of the rotor 21 to the swash plate 24, and guiding the tilting movement of the swash plate 24, and a tilting movement guide 60 provided between the rotor 21 and the swash plate 24 and anterior to the linkage mechanism 40 in the rotating direction and guiding changes of the inclination angle of the swash plate 24 with respect to the drive shaft 10.
    • 可变容量压缩机具有作为旋转构件的转子21,其固定到驱动轴10并与驱动轴10一体旋转;作为倾斜构件的斜盘24可倾斜并可滑动地附接到驱动轴10, 连接机构40将转子21和旋转斜盘24连接在与斜盘24的上止点对应的位置,将转子21的旋转传递到旋转斜盘24,以及引导斜盘24的倾斜运动, 以及倾斜运动引导件60,其设置在转子21和旋转斜盘24之间并且在连动机构40的旋转方向前方,并且引导斜盘24相对于驱动轴10的倾斜角度的变化。
    • 106. 发明授权
    • Semiconductor characteristic evaluation apparatus
    • 半导体特性评估装置
    • US06833725B2
    • 2004-12-21
    • US10600800
    • 2003-06-19
    • Shin-ichi OhkawaMasakazu Aoki
    • Shin-ichi OhkawaMasakazu Aoki
    • G01R3102
    • G11C29/50008G01R31/2884G01R31/30G11C2029/5002
    • On a basic measurement unit arranged in a lattice shape on a chip, a resistance measurement circuit, a capacity measurement circuit, an n-type MOS transistor measurement circuit, a p-type MOS transistor measurement circuit, and a ring oscillator measurement circuit are mounted by several tens of patterns. Each measurement circuit mounted by several tens of patterns is connected to a measurement bus to constitute a measurement bus net in accordance with measured items. Switching of connection of the measurement bus net with a measurement terminal pad is electrically controlled properly by X, Y address selection signals outputted from X, Y address decoders to X, Y address selection signal lines.
    • 在芯片上布置成格子状的基本测量单元上安装有电阻测量电路,电容测量电路,n型MOS晶体管测量电路,p型MOS晶体管测量电路和环形振荡器测量电路 几十种图案。 安装了数十种图案的每个测量电路都连接到测量总线,以根据测量项目构成测量总线网。 通过从X,Y地址解码器输出到X,Y地址选择信号线的X,Y地址选择信号,对测量总线网络与测量端子焊盘的连接进行切换。
    • 109. 发明授权
    • Screw fluid machine
    • 螺旋流体机
    • US06257855B1
    • 2001-07-10
    • US09442467
    • 1999-11-18
    • Hirotaka KameyaShigekazu NozawaMasayuki UrashinTakeshi HidaMasakazu Aoki
    • Hirotaka KameyaShigekazu NozawaMasayuki UrashinTakeshi HidaMasakazu Aoki
    • F03C200
    • F04C18/084F04C18/16
    • A screw rotor for use in screw compressors and screw vacuum pumps comprises a pair of rotors including a male rotor and a female rotor. These rotors have helical lobes in an axial direction and mesh with each other to form a compression chamber. Depending upon a lobe configuration of the rotors, suction pressure and discharge pressure, a negative torque for self-rotation as well as a positive torque opposing to rotation due to a compression action is generated on the female rotor in operation. This phenomenon generates when a value obtained by integrating a torque acting on the female rotor over an entire cross section in an axial direction of the rotors becomes negative. When the negative torque is generated, noises due to tooth separating vibration is caused. Then, a lobe profile is defined such that a magnitude of the negative torque is smaller than that of the positive torque in respective cross sections of the female rotor. That is, a relationship between a radius of a point of contact on a leading surface side of the female rotor and a radius of a point of contact on a trailing surface side or curvatures of the rotors are such that the negative torque is not generated on the lobe profile.
    • 用于螺杆式压缩机和螺杆式真空泵的螺杆转子包括一对转子,包括一个公转子和一个母转子。 这些转子在轴向上具有螺旋形叶片并且彼此啮合以形成压缩室。 根据转子的凸角构造,吸入压力和排出压力,在操作中在母转子上产生自旋转的负转矩以及由于压缩动作而与旋转相反的正转矩。 当通过将在母转子上作用的转矩在转子的轴向上的整个横截面上积分得到的值变为负时,会产生这种现象。 当产生负转矩时,会引起由于齿分离振动引起的噪音。 然后,定义凸角轮廓,使得负转矩的大小小于阴转子的相应横截面中的正转矩的大小。 也就是说,阴转子的前表面侧的接触点的半径与后表面侧的接触点的半径或转子的曲率之间的关系使得不产生负转矩 肺叶剖面。