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    • 21. 发明授权
    • Hold-down apparatus for unfoldable functional elements
    • 用于不可折叠功能元件的压紧装置
    • US4491446A
    • 1985-01-01
    • US514931
    • 1983-07-18
    • Ruediger Ewald
    • Ruediger Ewald
    • B64G1/44B64G1/22F24J2/36F24J2/54B60P1/64
    • F24J2/36B64G1/222F24J2/5417B64G1/443F24J2002/5298Y02E10/47
    • A hold-down apparatus clamps functional elements, for instance solar cell nels which are unfoldable from a carrying body, possibly a spacecraft, in their folded condition. The folded functional elements (15) rest on a counter support (3) provided on the carrying body. A pressure piece (4) is mounted on the outermost functional element (15a). A swingable retaining arm or bail (5) rests with its one end on the pressure piece (4). In order to produce a high biasing force in the locked position, and in order to be able in an easy and reliable manner to reverse at any time from the unlocked to the locked position, the hold-down apparatus has the following features. A lever arm (7) is articulated or journalled to the counter support (3) and may be rotated by means of a drive element (10). The lever (7) is rotatably connected at one of its ends to the retaining arm or bail (5) which is biased by a spring (9) pressing in the direction toward the pressure piece (4). Through pulling the lever arm (7) the retaining arm or bail (5) comes into the locked position, in which it rests on the pressure piece (4), and in which it comes under tensile stress due to its purposely chosen short length for clamping the functional elements in their folded condition.
    • 压紧装置夹紧功能元件,例如太阳能电池板,其在折叠状态下可从运载体(可能是航天器)展开。 折叠的功能元件(15)搁置在设置在承载体上的对置支撑件(3)上。 压力片(4)安装在最外面的功能元件(15a)上。 可摆动的保持臂或吊环(5)的一端搁置在压块(4)上。 为了在锁定位置产生高的偏压力,并且为了能够在从解锁状态到锁定位置的任意时刻以简单可靠的方式倒转,压紧装置具有以下特征。 杠杆臂(7)铰接或支承在对抗支撑件(3)上,并且可以通过驱动元件(10)旋转。 杠杆(7)的一端部可旋转地连接到由朝向压片(4)的方向按压的弹簧(9)偏压的保持臂或吊环(5)上。 通过拉动杠杆臂(7),保持臂或吊环(5)进入锁定位置,其位于压力片(4)上,并且由于其故意选择的短长度而处于拉伸应力 将功能元件夹在折叠状态。
    • 22. 发明授权
    • Method for deforming a flat sheet metal workpiece
    • 使平板金属工件变形的方法
    • US4489580A
    • 1984-12-25
    • US523340
    • 1983-08-15
    • Siegfried Walter
    • Siegfried Walter
    • B21D5/01B21D31/06B21J7/12B23P17/00
    • B21D31/06Y10T29/4981Y10T29/49812Y10T29/49906
    • A flat workpiece such as a sheet metal workpiece is deformed by impacting e surface of the workpiece with one or several impacting tools while supporting at least a portion of the workpiece surface opposite the impacted surface. In order to control the deforming impact effect for achieving the intended shape of the workpiece, the impact strength of uniform drive impulses is modified in accordance with the desired shape. For this purpose the impacts are damped in accordance with a predetermined surface pattern of impact strengths corresponding to the desired shape. Such damping is accomplished by coating the workpiece surface prior to the impacting with a damping layer or layers having a different damping effect in different places on the surface of the workpiece in accordance with the mentioned pattern, whereby the uniform impact strength is modified in its effect in accordance with the pattern over the surface of the workpiece.
    • 通过用一个或多个冲击工具冲击工件的一个表面,同时支撑与冲击表面相对的工件表面的至少一部分,使诸如钣金工件的扁平工件变形。 为了控制用于实现工件的预期形状的变形冲击效果,根据期望的形状改变均匀的驱动脉冲的冲击强度。 为此,根据与期望形状相对应的冲击强度的预定表面图案,冲击被阻尼。 这种阻尼是通过在根据所述图案在工件表面上的不同位置处的阻尼层或具有不同阻尼效应的冲击之前涂覆工件表面来实现的,由此在其效果上修改均匀的冲击强度 根据工件表面上的图案。
    • 27. 发明授权
    • Apparatus for securing a wing to the body of a craft
    • 用于将翼固定到工艺体的装置
    • US4390153A
    • 1983-06-28
    • US173667
    • 1980-07-29
    • Matthias Wuermseer
    • Matthias Wuermseer
    • B64C1/26B64B1/26
    • B64C1/26Y10T403/51
    • A wing is secured to the body of a craft, for example an aircraft, at leastt four support points interconnected in pairs by a respective clamping bolt. The metal planking of the upper and lower wing structure forms two wing forks each having a respective securing end and two forked legs. One wing fork is secured with its forked legs to the upper wing structure surface. The other wing fork is secured with its forked legs to the lower wing structure surface. Each of the four support points of the craft body forms a forked bracket so that each support point has two half brackets. The half brackets of a pair are vertically aligned so that the respective clamping bolt may pass through these aligned half brackets and through the respective securing ends of the wing forks extending into the space between two half brackets.
    • 机翼通过相应的夹紧螺栓至少在成对互连的四个支撑点处固定到工艺的主体,例如飞机上。 上翼和下翼结构的金属板条形成两个翼叉,每个翼叉具有相应的固定端和两个叉形腿。 一个翼叉用其叉形腿固定到上翼结构表面。 另一个翼叉用其叉形腿固定到下翼结构表面。 船体的四个支撑点中的每一个都形成一个叉形支架,以便每个支撑点都有两个半支架。 一对的半支架垂直对准,使得相应的夹紧螺栓可以穿过这些对齐的半托架并且穿过翼片的相应的固定端延伸到两个半托架之间的空间中。