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    • 1. 发明申请
    • A VEHICLE AND METHOD FOR DETECTING AND NEUTRALIZING AN INCENDIARY OBJECT
    • 用于检测和中和故障对象的车辆和方法
    • WO2016157077A2
    • 2016-10-06
    • PCT/IB2016/051766
    • 2016-03-29
    • DIRECTOR GENERAL, DEFENCE RESEARCH & DEVELOPMENT ORGANISATION (DRDO)
    • BABU, NatesanRAJASEKARAN, AlexanderRAMESH, SwarnaPERUMAL THIRUNAVUKKARASU, Lakshmi Prathibha
    • F41H11/134F41H11/136F41H11/16
    • A vehicle for detecting and neutralizing an incendiary object comprises a detecting device configured to mount at fore-end of the vehicle is disclosed. The detecting device comprises: one or more platforms configured to be mounted at the fore end of the vehicle. The one or more platforms are located proximal to the ground surface such that they hover over the ground surface at a predetermined distance. A plurality of sensors wherein each of the plurality of sensors mounted on the at least one of the one or more platforms for capturing information related to the incendiary object. A neutralizing device interfaced with the detecting device, wherein the neutralizing device comprises: a neutralizing arm member which actuates in one or more directions for handling and neutralizing the incendiary object based on the information related to the incendiary object. An annihilator device equipped with the neutralizing device to annihilate the incendiary object.
    • 用于检测和中和燃烧物体的车辆包括被配置为安装在车辆前端的检测装置。 检测装置包括:一个或多个平台,被配置为安装在车辆的前端。 一个或多个平台位于地面附近,使得它们以预定距离悬停在地面上。 多个传感器,其中安装在一个或多个平台中的至少一个平台上的多个传感器中的每一个用于捕获与燃烧物体有关的信息。 一种与所述检测装置接口的中和装置,其中所述中和装置包括:中和臂构件,其基于与所述燃烧物体相关的信息,在一个或多个方向上致动以处理和中和所述燃烧物体。 装备有中和装置以消灭燃烧物体的歼灭机器。
    • 2. 发明申请
    • SINGLE LAYER SHARED APERTURE DUAL BAND ANTENNA
    • 单层共享光孔双波段天线
    • WO2018073701A1
    • 2018-04-26
    • PCT/IB2017/056308
    • 2017-10-12
    • DIRECTOR GENERAL, DEFENCE RESEARCH & DEVELOPMENT ORGANISATION (DRDO)
    • JAIN, SachinREDDY G, Siva RamiRATNA, PummyVERMA, Usha P.
    • H01Q5/00H01Q13/08
    • Embodiment of the present disclosure relates to a shared aperture antenna for continuous transmission of signal to ground station at two different spot frequencies. The antenna provides a broad side radiation pattern for frequency range of S band and squinted radiation pattern for frequency range of Ka band. The dual band microstrip antenna is configured on a single layer substrate, having a rectangular slot at small offset from the center on low frequency radiating patch. The positioning of radiating patch and length of high impedance microstrip feed are adjusted to fit into the slot and to get desired squint at high frequency. Two separate coaxial feeds are provided to excite the antenna independently. Third feed fulfil the termination needed by travelling wave array which increases the impedance bandwidth of antenna. A radome is provided to protect the radiating element from environment.
    • 本公开的实施例涉及用于在两个不同的点频率下连续地传输信号到地面站的共享孔径天线。 天线为Ka波段的频率范围提供了S波段频率范围的宽侧辐射方向图和斜视辐射方向图。 双频带微带天线配置在单层衬底上,在低频辐射贴片上有一个偏离中心偏离小的矩形槽。 调整辐射贴片的位置和高阻抗微带馈送的长度,使其适合插槽并获得所需的高频斜视。 提供两个独立的同轴馈电以独立激发天线。 第三馈电完成行波阵列所需的终端,增加天线的阻抗带宽。 天线罩用于保护辐射元件不受环境影响。
    • 3. 发明申请
    • MANDREL ASSEMBLY AND METHOD OF MANUFACTURING SOLID ROCKET PROPELLANT GRAIN USING THE SAME
    • MANDREL ASSEMBLY AND METHOD OF MANUFACTURING SOLID ROCKET PROPELLANT GRAIN WITH THE SAME
    • WO2016156935A1
    • 2016-10-06
    • PCT/IB2015/055086
    • 2015-07-06
    • DIRECTOR GENERAL, DEFENCE RESEARCH & DEVELOPMENT ORGANISATION (DRDO)
    • KRISHNAN, Anish, Bala
    • F02K9/24
    • F02K9/24B65B3/022F02K9/10F02K9/343F05D2230/21
    • The present disclosure relates to a dismantleable mandrel assembly and a method of molding solid propellant grains with deep fin cavities whose major transverse dimensions are larger than casing opening dimensions in a monolithic rocket motor. The mandrel assembly comprises a base mandrel, a core mandrel insertable into the base mandrel and a plurality of fin molds attachable onto the base mandrel in a circular pattern about the motor axis. The plurality of longitudinal fin cavities is configured with forward swept leading and trailing edges. The manufacturing technique involves assembling and disassembling the mandrel components before propellant casting and after propellant curing respectively in a specific sequence. With minimum number of components and critical joints the method assures reduced quantum of explosive hazard in propellant grain manufacturing for high performance solid rocket motors.
    • 本公开涉及一种可拆卸的心轴组件以及一种具有深翅片腔的固体推进剂颗粒的方法,其主横向尺寸大于整体式火箭发动机中的壳体开口尺寸。 心轴组件包括基部心轴,可插入到基座心轴中的芯心轴和以围绕电动机轴线的圆形图案可附接到基座心轴上的多个翅片模具。 多个纵向翅片腔被配置有前扫掠的前缘和后缘。 制造技术包括在推进剂流延之前和推进剂固化后分别以特定顺序组装和拆卸心轴组件。 使用最少数量的部件和关键接头,该方法可确保在高性能固体火箭发动机的推进剂颗粒制造中减少爆炸危险的数量。
    • 5. 发明申请
    • A BI-STABLE MAGNETIC ACTUATOR
    • 双稳态磁力执行器
    • WO2016075571A1
    • 2016-05-19
    • PCT/IB2015/058069
    • 2015-10-20
    • DIRECTOR GENERAL, DEFENCE RESEARCH & DEVELOPMENT ORGANISATION (DRDO)
    • GOLLAPUDI, Sreedhar BabuMARIMANUKUPPAM, Rajamani BhaskarCHETLAPALLI, Satyanarayana Raju
    • H01F7/16
    • H01F7/1646H01F2007/1669
    • Embodiment of the present disclosure provides a bistable actuator comprising two magnets (7) interconnected through a central rod (5), which acts as a plunger connecting the at least two magnets and moves the at least two magnets as a single body. The surfaces of the two magnets facing each other have same polarity. Also, the bistable actuator comprises at least one soft magnet (6) configured around the central rod (5) between the two magnets (7). The at least one soft magnet (6) is of bobbin shape. Further, the bistable actuator comprises a copper coil (11), wound around the at least one bobbin shaped soft magnet, the copper coil magnetizes the at least one soft magnet to a polarity based on an applied electric pulse. The at least one soft magnet (6) is attracted to one of the two magnets (7) based on the applied electric pulse, which is instantaneous.
    • 本公开的实施例提供了一种双稳态致动器,其包括通过中心杆(5)互连的两个磁体(7),其作为连接至少两个磁体的柱塞,并将至少两个磁体作为单个主体移动。 两个磁体彼此面对的表面具有相同的极性。 此外,双稳态致动器包括围绕中心杆(5)围绕两个磁体(7)构成的至少一个软磁体(6)。 所述至少一个软磁体(6)为筒状。 此外,双稳态致动器包括缠绕在至少一个线圈形软磁体上的铜线圈(11),铜线圈基于所施加的电脉冲将至少一个软磁体磁化至极性。 基于所施加的瞬时的电脉冲,至少一个软磁体(6)被吸引到两个磁体(7)中的一个。