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    • 5. 发明授权
    • Pilot injection system for fuel injection pump
    • 燃油喷射泵先导喷射系统
    • US4838233A
    • 1989-06-13
    • US268659
    • 1988-11-08
    • Satoshi HayashiMasahiro TomitaHitoshi NiwaHirokatsu Mukai
    • Satoshi HayashiMasahiro TomitaHitoshi NiwaHirokatsu Mukai
    • F02D1/02F02B1/04F02M41/12F02M45/06F02M59/36F02M59/46
    • F02M59/366F02M41/125F02M45/06F02M59/468F02B1/04
    • A pilot injection system according to the present invention, which is used in a fuel injection pump, has a casing attached to the pump. The casing connects internally with a pump chamber of the injection pump. A partition wall is fixed in the casing, whereby the pump chamber is divided from the inside of the casing. A movable wall, which is movably located in the casing, divides the inside space of the casing between a fuel-spill chamber and a holding chamber. The partition wall is formed with a valve hole, which connects the pump chamber and the spill chamber. The valve hole has a seat surface which faces the pump chamber. A valve plug, which is located in the pump chamber, can be seated on the seat surface. The valve plug is connected to the movable wall by means of a coupling rod, which extends through the valve hole. Located in the spill chamber is a return spring which urges the movable wall in a direction such that the valve plug closes the valve hole. Moreover, an actuator for moving the movable wall is disposed in the holding chamber of the casing. The actuator includes a stack of piezoelectric elements, which can extend or contract in accordance with a voltage applied thereto.
    • 根据本发明的用于燃料喷射泵的先导喷射系统具有附接到泵的壳体。 套管内部与注射泵的泵室连接。 分隔壁固定在壳体中,由此泵室从壳体的内部分开。 活动壁可移动地位于壳体中,将壳体的内部空间划分在燃料溢出室和保持室之间。 分隔壁形成有连接泵室和溢流室的阀孔。 阀孔具有面向泵室的座表面。 位于泵室中的阀塞可以坐在座面上。 阀塞通过连接杆连接到可移动壁,该连接杆延伸穿过阀孔。 位于泄漏室中的是一个复位弹簧,其沿允许阀塞关闭阀孔的方向推动可动壁。 此外,用于移动可移动壁的致动器设置在壳体的保持室中。 致动器包括压电元件的堆叠,其可以根据施加到其上的电压而延伸或收缩。
    • 6. 发明授权
    • Positive ceramic semiconductor device
    • 正陶瓷半导体器件
    • US4831432A
    • 1989-05-16
    • US19972
    • 1987-02-27
    • Makoto HoriItsuhei OgataHitoshi NiwaNaoto Miwa
    • Makoto HoriItsuhei OgataHitoshi NiwaNaoto Miwa
    • H01C1/14
    • H01C1/1406
    • A positive ceramic semiconductor device having positive temperature coefficient of resistance comprises a pair of electrodes provided on a ceramic semiconductor substrate. One of the paired electrodes which is to serve as the positive pole is basically constituted by at least an electrically conductive layer of silver-palladium series containing silver and palladium at a predetermined ratio. For preventing a localized current concentration from occurring in the current conducting state, improvement is made as the structure of the positive pole electrode ormed of the electrically conductive material of silver-palladium series and/or the structure of the negative pole electrode. Silver-migration phenomenon on the positive ceramic semiconductor substrate as well as degradation of the mechanical strength thereof is positively prevented.
    • 具有正温度系数电阻的正陶瓷半导体器件包括设置在陶瓷半导体衬底上的一对电极。 用作正极的成对电极中的一个基本上由至少包含以规定比例含有银和钯的银 - 钯系列的导电层构成。 为了防止在电流导通状态下发生局部电流集中,作为负极电极的结构或者银 - 钯系的导电材料的结构和/或负极电极的结构的改进。 积极地防止正极陶瓷半导体衬底上的银迁移现象以及其机械强度的劣化。
    • 7. 发明授权
    • Pinch device for detecting a biomedical signal
    • 用于检测生物医学信号的捏合装置
    • US5957840A
    • 1999-09-28
    • US943114
    • 1997-10-03
    • Harutoshi TerasawaHitoshi Niwa
    • Harutoshi TerasawaHitoshi Niwa
    • A61B5/0245A61B5/0416A61B5/00
    • A61B5/0416A61B5/6816Y10T24/44419
    • A pinch device for detecting a biomedical signal which pinches a measuring site of a living body in order to detect a biomedical signal, includes a pair of body members which are opposed to each other, said body members being rotatably coupled to each other via a shaft portion, a movable member mounted to a tip end of one of said paired body members so as to be rotatable, and said movable member having a contact face opposed to another contact face which is formed at a tip end of another one of said paired body members, and a spring member urging said contact face of said movable member and said other contact face of said body member which is opposed to said movable member, in an approaching direction.
    • 一种用于检测夹住生物体的测量部位以检测生物医学信号的生物医学信号的夹持装置,包括彼此相对的一对主体部件,所述主体部件经由轴彼此可旋转地连接 所述可动构件安装到所述成对本体构件中的一个的前端以可旋转,并且所述可动构件具有与形成在所述成对体中的另一个的前端的另一个接触面相对的接触面 以及弹簧构件,其沿接近的方向推动与所述可动构件相对的所述主体构件的所述可动构件和所述另一个接触面的所述接触面。