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    • 1. 发明授权
    • 유압 동력원의 유압유 제공 장치 및 방법
    • KR101866205B1
    • 2018-07-04
    • KR1020160179340
    • 2016-12-26
    • 국방과학연구소
    • 박창규성호용
    • F15B19/00F15B13/02F15B1/26
    • F15B19/007F15B1/26F15B13/02F15B2211/21F15B2211/25F15B2211/855
    • 본발명은연속적으로유압유가상기유압시스템에제공될수 있도록하는장치및 방법에대한것으로, 유압유의저유량이서로다른복수의저유기와, 상기복수의저유기각각에기 설정된기체압력을제공하는공압봄베및 상기공압봄베에서출력되는공압을일정하게유지하는가압레귤레이터와, 상기복수의저유기각각에저장된유압유의양을체크하는센서및, 상기복수의저유기중 유압유의저유량이적은순서대로제1 내지제3 저유기를설정하고, 상기제1 저유기의저유량보다저유량이더 많은제2 저유기를가압하여상기시험물에유압유를공급및, 상기시험물로부터출력되는유압유를상기제1 저유기에공급하며, 상기제2 저유기의유압유저유량이제1 임계값이하로감소하면, 상기제2 저유기보다저유량이더 많은제3 저유기를가압하여상기시험물에유압유를공급및 상기시험물로부터출력되는유압유를상기제1 저유기에유압유를공급하며, 상기제1 저유기의유압유저유량이제2 임계값이상이면, 상기복수의저유기에각각저장된유압유의양에따라, 유압유의저유량이적은순서대로상기복수의저유기로부터제1, 제2, 제3 저유기를재설정및, 재설정된제1 저유기또는상기시험물에유압유를공급하는과정들을반복하는제어부를포함하는것을특징으로한다.
    • 3. 发明授权
    • 고온용 압전 구동식 밸브 시스템
    • 用于高温的压电驱动阀系统
    • KR101408071B1
    • 2014-06-17
    • KR1020130006083
    • 2013-01-18
    • 국방과학연구소
    • 성호용최승복한영민전준철
    • F16K31/02F16K31/70F16K31/66
    • The present specification relates to a piezo-driven valve system for a high-temperature environment capable of providing a lever which does not change in rigidity regardless of temperature changes instead of a conventional lever which can change in rigidity in response to the changes in operation temperature. The piezo-driven valve system according to a disclosed embodiment of the present invention includes: piezoelectric actuator; a lever which amplifies the electric potential generated in the piezoelectric actuator; a hinge which rigidly fixes a part of the lever; and a spool which controls the flow rate according to the electric potential amplified by the lever. The lever can include a shape memory alloy.
    • 本说明书涉及一种用于高温环境的压电驱动阀系统,其能够提供不受温度变化而不改变刚度的杠杆,而不是传统的杠杆,其可以响应于操作温度的变化而改变刚性 。 根据本发明的公开的实施例的压电驱动阀系统包括:压电致动器; 放大压电致动器中产生的电位的杆; 刚性地固定杆的一部分的铰链; 以及根据由杆放大的电位来控制流量的阀芯。 杠杆可以包括形状记忆合金。
    • 7. 发明授权
    • 축압기
    • KR101897735B1
    • 2018-09-12
    • KR1020160178327
    • 2016-12-23
    • 국방과학연구소
    • 황유준이주영성호용최홍석
    • F15B1/04F15B1/027
    • 본발명은고압용기의유로개방, 작동기동력전달, 유로누설방지차단기능을모두포함할수 있도록공압과유압을동시에활용하는축압기에관한것으로서, 본발명의실시예에따른축압기는, 관통홀을갖는고정부재와; 상기고정부재에연결된실린더와; 상기고정부재와고압용기를연결하는고압용기연결부와; 유압으로작동하는작동기와실린더를연결하는작동기연결부와; 실린더내부에위치하는피스톤과; 실린더와피스톤사이에채워진유압유와; 피스톤의외벽에설치되고, 실린더와피스톤사이로의유압유누설을방지하는오링과; 고정부재에설치되고, 피스톤을완충작용하는판형스프링과; 피스톤과상기고정부재사이에채워진공압부와; 상기관통홀을막는폐쇄니플과; 폐쇄니플을파단하여상기관통홀을통해고압용기연결부와공압부를연결시키는니플파단장치피스톤과; 니플파단장치피스톤을구동시키는착화기를포함할수 있다.
    • 8. 发明授权
    • 이산형 위치감지센서
    • 离散电位计
    • KR101432538B1
    • 2014-08-25
    • KR1020130055260
    • 2013-05-15
    • 국방과학연구소
    • 김용대최현영성호용이영철
    • G01B7/004G01V3/00
    • A position sensor according to an embodiment of the present invention includes: a base substrate; a resistor connected to electrodes on the base substrate to form a resistance between the electrodes; a protective layer provided to cover the resistor and having through holes spaced apart from each other along the resistor to partially expose the resistor at a predetermined interval; contact members disposed in each of the through holes and electrically connected to the resistor; and a conductive brush movable together with the detection target and coming in contact with the contact members so that an electrical signal to calculate the location of the detection target is generated, wherein the conductive brush continuously makes contact with the contact members.
    • 根据本发明实施例的位置传感器包括:基底; 连接到所述基底基板上的电极以在所述电极之间形成电阻的电阻器; 保护层,其设置成覆盖电阻器并且具有沿着电阻器彼此间隔开的通孔,以预定间隔部分地暴露电阻器; 接触构件设置在每个通孔中并电连接到电阻器; 以及导电刷,其与检测对象一起移动并与接触构件接触,从而产生用于计算检测对象的位置的电信号,其中导电刷与接触构件连续地接触。