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    • 4. 发明公开
    • Deployable radiators for spacecraft
    • Entfaltbare RadiatorenfürRaumflugkörper
    • EP0822139A1
    • 1998-02-04
    • EP97305354.9
    • 1997-07-17
    • MATRA MARCONI SPACE UK LIMITED
    • Dunbar, Neil WilliamMcGoldrick, Philip David
    • B64G1/50
    • F28D15/043B64G1/50B64G1/503
    • A limiting feature in spacecraft such as communication satellites is becoming the amount of surface (5,6) available for dissipating waste heat from the electrical equipment in the satellite. The invention provides a deployable radiator (11) which carries a number of capillary pumped loops consisting of an evaporator, an outward limb and a return limb. The panel (11) is rolled up to coil the elements prior to launch, and unrolled when in orbit. The outward and return lengths of tube act as condenser for the capillary pumped loop, transport the heat over the radiating panel (11) and also provide the spring force for the panel to unroll.
    • 诸如通信卫星的航天器中的限制特征正在成为可用于耗散卫星中的电气设备的废热的表面(5,6)的量。 本发明提供了一种可展开的散热器(11),其承载由蒸发器,外肢和返回肢组成的多个毛细管泵回路。 面板(11)卷起以在发射之前卷绕元件,并在轨道上展开。 管的向外和返回长度作为用于毛细管泵回路的冷凝器,将热量传送到散热板(11)上,并且还为面板展开弹簧力。
    • 5. 发明公开
    • Switching means for use on-board a spacecraft
    • 一个BordeşRaumfahrzeugs的Schaltmittel zum Gebrauch
    • EP0817402A2
    • 1998-01-07
    • EP97304382.1
    • 1997-06-23
    • MATRA MARCONI SPACE UK LIMITED
    • Collar, StephenMould, Nicola
    • H04B7/185
    • H04B7/2045
    • Switching means of a satellite has a first set of switches for receiving respective channel slots of de-multiplexed narrow band channels. The set of switches may be made up of four position switches 5 1 , 5 2 etc. Switch 5 2 may be connected straight through, or to the straight through positions of switches 5 1 and or 5 3 via interswitch connections. The same is possible with the second set of switches 6. A wide selection of the possible frequency slots is possible (for example eight out of sixteen) to allow routing among the amplifiers 9, 10, some of which are designated as redundant.
    • 卫星的切换装置具有第一组开关,用于接收解复用的窄带信道的各个信道时隙。 该组开关可以由四个位置开关5 1,5 2等构成。开关5 2可以直接连接到开关5 1和/或5 5的直通位置, 3>通过开关间连接。 第二组开关6也是可能的。可以选择可能的频率时隙(例如十六分之一的八分之一),以允许放大器9,10之间的路由选择,其中一些被指定为冗余。
    • 6. 发明公开
    • Dielectric resonator filter
    • 衰减谐振器滤波器
    • EP0615302A1
    • 1994-09-14
    • EP94300868.0
    • 1994-02-04
    • MATRA MARCONI SPACE UK LIMITED
    • Parker, John Raymond
    • H01P1/208
    • H01P1/2084
    • A dielectric resonator filter including at least one microwave resonator having a cylindrical conductive cavity (1) symmetrically disposed about a longitudinal axis and an internally projecting flange (3); a cylindrical dielectric resonator element (4); and a ceramic support member (5) for the resonator element, the support member having a coefficient of thermal expansion to match that of the resonator element and being secured to the said internally projecting flange and adapted to support the resonator element in a spacial central position within the cavity whereby the longitudinal axes of the cavity and the resonator element are coaxial. The support member is in the form of a ceramic disc having a central aperture (6) within which the dielectric resonator is securely located at the periphery thereof, the shape of the aperture being such that the resonator element is secured to the support member at its low azimuthal field positions of the HEH IIδ mode.
    • 一种包括至少一个微波谐振器的介质谐振器滤波器,所述微波谐振器具有围绕纵向轴线对称设置的圆柱形导电腔(1)和内部凸出的凸缘(3); 圆柱形介质谐振元件(4); 以及用于所述谐振器元件的陶瓷支撑构件(5),所述支撑构件具有与所述谐振器元件的热膨胀系数匹配的热膨胀系数并且被固定到所述内部突出的凸缘并且适于将谐振器元件支撑在空间中心位置 在空腔内,由此空腔和谐振器元件的纵向轴线是同轴的。 支撑构件是具有中心孔(6)的陶瓷盘的形式,介质谐振器牢固地位于其周边,孔的形状使得谐振元件在其上固定到支撑构件 HEHII delta模式的低方位角场位置。
    • 8. 发明公开
    • Propulsion system for spacecraft
    • AnthembssystemfürRaumfahrzeug。
    • EP0550250A1
    • 1993-07-07
    • EP92311731.1
    • 1992-12-23
    • Matra Marconi Space UK Limited
    • Smith, Peter
    • B64G1/26F03H1/00
    • F03H1/0018B64G1/007B64G1/26B64G1/406
    • A spacecraft has, in addition to redundant thrusters T3, T4 prime thrusters T1 or T2 arranged to be operated one at a time which are supplied with propellant 1 via valves V1 and V2. The thrusters are of the kind in which energy is transferred to the propellant by employing electrodes which create a current flow path through the propellant gas. A single power supply PSU1 provides power to several electrically-powered thrusters. It is connected such that when actuated all the thrusters to which it is connected become charged. However, only the thruster which receives propellant is able to carry current as the propellant forms part of the current carrying circuit, and this thruster therefore draws power. This technique allows the use of a single power supply for several thrusters whilst eliminating or minimising the necessity to switch power from one thruster to another.
    • 除了冗余的推进器T3,T4主推力器T1或T2之外,除了经由阀V1和V2一次提供推进剂1的一次一次操作之外,航天器还具有。 推进器是通过使用产生通过推进剂气体的电流流动通道的电极将能量转移到推进剂的那种。 单个电源PSU1为几个电动推进器提供电力。 它被连接成使得当其被连接的所有推进器被致动时被充电。 然而,只有接收推进剂的推进器能够承载电流,因为推进剂形成了载流电路的一部分,因此这种推进器可以提供动力。 这种技术允许为多个推进器使用单个电源,同时消除或最小化从一个推进器切换到另一个推进器的必要性。