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    • 1. 发明申请
    • ERYTHROCYTE SEDIMENTATION RATE LOG
    • US20080156645A1
    • 2008-07-03
    • US11926584
    • 2007-10-29
    • Duckjong KimYu Chang KimYun Wook HwangSang-Jin ParkPil Woo HeoEui Soo Yoon
    • Duckjong KimYu Chang KimYun Wook HwangSang-Jin ParkPil Woo HeoEui Soo Yoon
    • G01N27/30
    • G01N27/06G01N33/491
    • An erythrocyte sedimentation rate log capable of quickly and easily measuring an erythrocyte sedimentation rate in the blood by measuring the number of erythrocytes in the blood passing through a branched channel from a small amount of blood in an electrical manner without an additional driving means is disclosed. The erythrocyte sedimentation rate log includes a main body formed of an upper plate and a lower plate, a blood introduction part formed in the main body to include an inlet and an outlet formed at one side of the upper plate of the main body, a channel disposed at one side of the blood introduction part to communicate with the blood introduction part such that erythrocytes in blood pass through the channel, and a current supply part installed in the channel to supply constant current to cause an electrical resistance in erythrocytes.
    • 公开了一种红细胞沉降速率对数,其能够快速且容易地测量血液中的红血球沉降速率,其方式是通过以电气方式测量通过分支通道的血液中血红细胞的数量,而不需要额外的驱动方式。 红细胞沉降速率对数包括由上板和下板形成的主体,形成在主体中的血液导入部,包括形成在主体的上板的一侧的入口和出口,通道 设置在血液导入部的一侧,与血液导入部连通,使得血液中的红细胞通过通道;以及电流供给部,其安装在通道内,供给恒定电流,引起红细胞的电阻。
    • 2. 发明授权
    • Power ultrasonic transducer
    • 电力超声波换能器
    • US06218768B1
    • 2001-04-17
    • US09225568
    • 1999-01-05
    • Yang-Lae LeePil-Woo HeoEui-Su Lim
    • Yang-Lae LeePil-Woo HeoEui-Su Lim
    • H01L4108
    • B06B1/0618
    • A power ultrasonic transducer according to the present invention includes: an ultrasonic generator comprised of two pairs of piezoceramic elements which are adjoined to be coupled to each other on the same shaft and a countermass attached at the both ends of the piezoceramic elements; a hollow type body having a length of integer times of half wavelength, in which the ultrasonic generator is positioned; a cylindrical transmitting rod having a length of integer times of half wavelength and for connecting the one side of the body with the one side of the ultrasonic generator to be fixed on the both sides of the ultrasonic generator, respectively; and a threaded stud for securing an electric wire for power supply at the one side end of the outside of the body, the electric wire for power supply passing through the countermass and the interior of the transmitting rod each positioned in the interior of the body to be wired to the piezoceramic elements.
    • 根据本发明的功率超声波换能器包括:超声波发生器,其包括两对压电陶瓷元件,所述两对压电陶瓷元件邻接在相同的轴上彼此连接,并且在所述压电陶瓷元件的两端连接有反作用体; 超声波发生器定位的半波长整数倍的中空型体; 一个具有整数倍的半波长长度的圆柱形传动杆,用于将主体的一侧与超声波发生器的一侧分别连接在超声波发生器的两侧; 以及用于固定用于电源的电线的螺柱,用于在所述主体的外侧的一侧端部,用于供电的电线穿过所述反向和每个位于所述主体内部的所述传动杆的内部, 连接到压电陶瓷元件。
    • 4. 发明授权
    • Wing type ultrasonic transducer
    • 翼型超声波换能器
    • US06342747B1
    • 2002-01-29
    • US09512219
    • 2000-02-24
    • Yang-Lae LeePil-Woo HeoSang-Jin ParkJae-Yun KimEui-Su Lim
    • Yang-Lae LeePil-Woo HeoSang-Jin ParkJae-Yun KimEui-Su Lim
    • H01L4108
    • G10K11/22B06B1/0618B06B3/00G10K11/24
    • A wing type ultrasonic transducer is free from a reduction in the output power and has one ultrasonic generator. This ultrasonic generator has piezoelectric ceramic materials with two countermasses respectively coupled to the outside ends of the piezoelectric ceramic materials. A rod-like resonator is coaxially coupled to the outside end of each of the countermasses and is used to emit ultrasonic waves to a liquid in a radial direction. An immersible housing covers the ultrasonic generator so as to accomplish a water tightness of the ultrasonic generator. The rod-like resonator may be a solid resonator or hollow resonator. In addition, the rod-like resonator is integral times as long as a half-wavelength (&lgr;/2) at an operating resonant frequency.
    • 机翼式超声波换能器没有输出功率的降低,并且具有一个超声波发生器。 该超声波发生器具有分别与压电陶瓷材料的外端耦合的两个反电动势的压电陶瓷材料。 棒状谐振器同轴地耦合到每个反走样的外端,并且用于在径向方向上向液体发射超声波。 浸没式外壳覆盖超声波发生器,以达到超声波发生器的防水性。 棒状谐振器可以是固体谐振器或中空谐振器。 此外,杆状谐振器在工作谐振频率下的整体倍数为半波长(lambd / 2)。