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    • 11. 发明申请
    • RIGID STRUCTURE ATTACHMENT USING HOOK AND LOOP FASTENERS
    • 使用钩和环紧固件的刚性结构附件
    • WO1997047214A1
    • 1997-12-18
    • PCT/US1997009872
    • 1997-06-06
    • MCDONNELL DOUGLAS HELICOPTER COMPANY
    • MCDONNELL DOUGLAS HELICOPTER COMPANYBUTLER, George, H., III
    • A44B18/00
    • A44B18/00Y10T24/27Y10T24/2708Y10T24/2725Y10T428/14Y10T428/24008Y10T428/24017Y10T428/24273
    • A securing system includes a primary structure (51) and a first strip of hook and loop fasteners (52) adapted to be secured thereon. A secondary structure (54) includes a plurality of apertures (64) disposed therein. The plurality of apertures (64) fit over the first strip of hook and loop fasteners (52) when the secondary structure (54) is placed onto the primary structure (51). A second strip of hook and loop fasteners (70) is adapted for fitting over the plurality of apertures (64) of the secondary structure (54) and for contacting portions of the first strip of hook and loop fasteners (52) through the plurality of apertures (64). The contacting of the first and second strips of hook and loop fasteners (52, 70) secures the primary structure (51) to the secondary structure (54). The second strip of hook and loop fasteners (70) is flexible, and is removable from the plurality of apertures (64) which only a relatively small removal force, compared to the removal force required to remove a second rigid strip of hook and loop fasteners from the first strip of hook and loop fasteners (52) on the primary structure (51).
    • 固定系统包括主结构(51)和适于固定在其上的钩环紧固件(52)的第一条。 二级结构(54)包括设置在其中的多个孔(64)。 当二次结构(54)放置在主结构(51)上时,多个孔(64)装配在第一条钩和紧固件(52)上。 第二条钩和紧固件(70)适于安装在二级结构(54)的多个孔(64)上方,并且用于使第一条钩环紧固件(52)的部分通过多个 孔(64)。 第一和第二条钩和紧固件(52,70)的接触将主结构(51)固定到二级结构(54)。 第二条钩和紧固件(70)是柔性的,并且与从除去第二刚性条带钩环紧固件所需的去除力相比,多个孔(64)可移除,其仅具有相对较小的移除力 从第一结构(51)上的第一条钩环紧固件(52)开始。
    • 12. 发明申请
    • HYDRAULIC TRAVERSE AND ELEVATION MECHANISM
    • 液压牵引和升降机构
    • WO1997048960A2
    • 1997-12-24
    • PCT/US1997010355
    • 1997-06-17
    • MCDONNELL DOUGLAS HELICOPTER COMPANY
    • MCDONNELL DOUGLAS HELICOPTER COMPANYHOFFMAN, Kenneth, J.NEIKES, Danny, E.VAN OSTEN, Don, E.
    • F41C00/00
    • F41A27/26
    • A locking mechanism for locking an orientation of a weapon is disclosed. The locking mechanism includes a first movable arm adapted to contact and apply pressure onto a control surface associated with the weapon, and a second movable arm adapted to contact and apply pressure onto the control surface associated with the weapon. The locking mechanism further includes a valve for applying and removing resistance to the first movable arm and the second movable arm, to thereby control a resistance to movement of the first movable arm and the second movable arm. The valve is adapted to remove resistance from the first movable arm and the second movable arm in order to allow the weapon to be moved freely into a desired orientation. After the weapon is moved into the desired orientation, the valve may be moved again to increase resistance to thereby allow for fine adjustments in the orientation of the weapon. Finally, the valve may be completely closed to lock the orientation of the weapon. The first movable arm and the second movable arm each have separate hydraulic cylinders and pistons, and the valve couples the first hydraulic cylinder to the second hydraulic cylinder.
    • 公开了一种用于锁定武器定向的锁定机构。 锁定机构包括适于接触并施加压力到与武器相关联的控制表面上的第一可移动臂,以及适于将压力接触并施加到与武器相关联的控制表面上的第二可移动臂。 锁定机构还包括用于施加和去除对第一可动臂和第二可动臂的电阻的阀,从而控制第一可动臂和第二可动臂的移动阻力。 阀适于从第一可移动臂和第二可移动臂移除阻力,以便允许武器自由地移动到期望的方位。 在将武器移动到期望的方向之后,阀可以再次移动以增加阻力,从而允许对武器的取向进行微调。 最后,阀可以完全关闭以锁定武器的方向。 第一可动臂和第二可动臂各自具有单独的液压缸和活塞,并且阀将第一液压缸联接到第二液压缸。
    • 13. 发明申请
    • APPARATUS FOR PRECISION GRINDING FACE GEARS
    • 精密磨削面齿轮装置
    • WO1997039856A1
    • 1997-10-30
    • PCT/US1997006694
    • 1997-04-23
    • MCDONNELL DOUGLAS HELICOPTER COMPANY
    • MCDONNELL DOUGLAS HELICOPTER COMPANYLITVIN, Faydor, L.CHEN, Yih-JenHEATH, Gregory, F.SHETH, Vijay, J.CHEN, Ningxin
    • B24B01/00
    • B23F15/06B23F23/1225B24B53/075
    • A precision grinding apparatus includes a grinding worm (54) for precision grinding a case-hardened face gear (112). A shaper (18) is first placed into contact with a face gear (112), to thereby shape a surface of the face gear (112) into a plurality of face gear teeth (114). The shaper (18) is then removed, and the face gear (112) is case hardened. The grinding worm (54) is disposed in a normal orientation to the case-hardened face gear (112) and includes a spiral tooth (70, 72) extending along a perimeter of the grinding worm (54). The spiral tooth (70, 72) of the grinding worm (54) is adapted to contact and precision grind the case-hardened gear (112). A dressing tool (56) includes a protrusion (58) for contacting the spiral tooth (70, 72) of the grinding worm (54), as the spiral tooth (70, 72) contacts and precision grinds the case-hardened face gear (112). The dressing tool (56) thus maintains the shape of the grinding worm (54) to within a desired tolerance range.
    • 精密磨削装置包括用于精磨磨削表面硬化面齿轮(112)的研磨蜗杆(54)。 首先将成形器(18)与面齿轮(112)接触,从而将面齿轮(112)的表面成形为多个齿轮齿(114)。 然后移除整形器(18),并且面齿轮(112)被壳体硬化。 研磨蜗杆(54)以正常方向设置在表面硬化面齿轮(112)上,并包括沿研磨蜗杆(54)的周边延伸的螺旋齿(70,72)。 研磨蜗杆(54)的螺旋齿(70,72)适于接触和精密研磨表面硬化齿轮(112)。 修整工具(56)包括用于接触研磨蜗杆(54)的螺旋齿(70,72)的突起(58),螺旋齿(70,72)接触并精密研磨表面硬化面齿轮( 112)。 修整工具(56)因此将研磨蜗杆(54)的形状保持在所需的公差范围内。
    • 14. 发明申请
    • SHAFT DEFLECTION CONTROLLER
    • 轴偏移控制器
    • WO1998002678A1
    • 1998-01-22
    • PCT/US1997011966
    • 1997-07-09
    • McDONNELL DOUGLAS HELICOPTER COMPANY
    • McDONNELL DOUGLAS HELICOPTER COMPANYCHEN, Yih-Jen, D.HEATH, Gregory, F.SHETH, Vijay, J.MEYYAPPA, Murugappan
    • F16H57/00
    • F16H57/0006F16H1/48Y10T74/19633Y10T74/1966
    • A shaft deflection controller (24) includes an input driveshaft (20) adapted for inputting power from an engine. The input driveshaft includes an axis of rotation and a spur pinion (26) at an end of the input driveshaft. The axis of rotation of the input driveshaft changes, relative to a frame, with deflections of the input driveshaft. Two face gears (28, 32) are adapted for meshing with the spur pinion of the input driveshaft. A flexible shaft stabilizing mount (42) includes an inner sleeve portion and a mounting flange (63). The inner sleeve portion includes a base portion connecting the inner sleeve portion to the mounting flange and a plurality of cage spring members (54). The mounting flange is connected to and concentric with the inner sleeve portion. The flexible shaft stabilizing mount controls the deflection of the input driveshaft by applying forces onto the input driveshaft, which tend to resist changes in the alignment of the axis of rotation of the input driveshaft. The flexible shaft stabilizing mount is connected to a rigid frame (61). An inner surface portion of an elastomeric damper (45) contains a complex curvature (44) and surrounds and contacts the inner sleeve portion of the flexible shaft stabilizing mount.
    • 轴偏转控制器(24)包括适于从发动机输入功率的输入驱动轴(20)。 输入驱动轴包括旋转轴线和在输入驱动轴的端部处的正齿轮(26)。 输入驱动轴的旋转轴相对于框架,随输入驱动轴的偏转而改变。 两个平面齿轮(28,32)适于与输入驱动轴的正齿轮啮合。 柔性轴稳定安装件(42)包括内套筒部分和安装凸缘(63)。 内套筒部分包括将内套筒部分连接到安装凸缘的基座部分和多个保持架弹簧部件(54)。 安装凸缘与内套筒部分连接并与其同心。 柔性轴稳定装置通过向输入驱动轴施加力来控制输入驱动轴的偏转,其倾向于抵抗输入驱动轴的旋转轴线的对准变化。 柔性轴稳定安装件连接到刚性框架(61)。 弹性体阻尼器(45)的内表面部分包含复曲率(44)并且围绕并接触柔性轴稳定安装件的内套筒部分。
    • 15. 发明申请
    • APPARATUS AND METHOD FOR IMPROVED PRECISION GRINDING OF FACE GEARS
    • 改进的面齿轮精密磨削的装置和方法
    • WO1998002268A1
    • 1998-01-22
    • PCT/US1997011979
    • 1997-07-09
    • MCDONNELL DOUGLAS HELICOPTER COMPANY
    • MCDONNELL DOUGLAS HELICOPTER COMPANYTAN, Jie
    • B23F23/10
    • B23F23/1225B23F15/06B24B53/075
    • A precision grinding appartus includes a grinding worm (54) for precision grinding a case-hardened face gear (112). A shaper (18) is first placed in contact with a face gear (112), to thereby shape a surface of the face gear (112) into a plurality of face gear teeth (114). The shaper (18) is then removed, and the face gear (112) is case hardened. The grinding worm (54) is disposed in a normal orientation to the case-hardened face gear (112) and includes a spiral tooth (61) extending along a perimeter of the grinding worm (54). The spiral tooth (61) of the grinding worm (54) is adapted to contact and precision grind the case-hardened gear (112). A dressing tool (56) includes a protrusion (58) for contacting the spiral tooth (61) of the grinding worm (54), as the spiral tooth (61) contacts and precision grinds the case-hardened face gear (112). The dressing tool (56) thus maintains the shape of the grinding worm (54) to within a desired tolerance range.
    • 精密磨削配件包括用于精磨磨削表面硬化面齿轮(112)的研磨蜗杆(54)。 首先将整形器(18)与面齿轮(112)接触,从而将面齿轮(112)的表面成形为多个齿轮齿(114)。 然后移除整形器(18),并且面齿轮(112)被壳体硬化。 研磨蜗杆(54)以正常方向设置在表面硬化面齿轮(112)上,并且包括沿研磨蜗杆(54)的周边延伸的螺旋齿(61)。 研磨蜗杆(54)的螺旋齿(61)适于接触和精密研磨表面硬化齿轮(112)。 修整工具(56)包括用于接触螺旋齿(61)的螺旋齿(61)与螺纹齿(61)接触并精确研磨表面硬化面齿轮(112)的突起(58)。 修整工具(56)因此将研磨蜗杆(54)的形状保持在所需的公差范围内。