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    • 2. 发明申请
    • Archery Vane
    • US20220236040A1
    • 2022-07-28
    • US17581396
    • 2022-01-21
    • Kyle Davidson
    • Kyle Davidson
    • F42B6/06F42B10/04
    • An aerodynamic element (often referred to as a vane or fletching) that is operatively coupled to the nock end (the back) of an arrow that adds significant stability associated with vanes of similar height (referred to as “high profile” in the archery community) without the noise (amplitude and frequency) commonly associated with such vanes while also providing low drag characteristics. The vane has an initial front or leading edge at a shallow initial angle relative to the axis of the arrow. When the vane is mounted at an angle (known as offset or helical) to the axis of the arrow, this front shallow initial angle (and area under it) is utilized as a vortex generator. This vortex mixes and therefore helps balance velocities in the lower pressure, large aft area which is initiated at a point along the leading edge that increases to a steeper angle relative to the initial angle. The top of the vane is parallel to the axis of the arrow for stability as well as sound advantages. The back edge of the vane then angles down at a steep angle in a straight line to help with noise as well as control airflow.
    • 5. 发明申请
    • FIXED CANARD 2-D GUIDANCE OF ARTILLERY PROJECTILES
    • 固定的CANARD二维指南的ARTILLERY PROJECTILES
    • US20050056723A1
    • 2005-03-17
    • US10664223
    • 2003-09-17
    • John ClancyThomas BybeeWilliam Friedrich
    • John ClancyThomas BybeeWilliam Friedrich
    • F42B10/04F42B10/64F42B10/00F41G7/00F41G9/00
    • F42B10/04F42B10/64
    • Applicants have invented a guidance system for guiding a projectile, the projectile having a body portion capable of being spun in a first direction and a nose portion connected to the body portion by a spin control coupling, the nose portion being capable of being spun in a second direction. The nose portion including first and second aerodynamic surfaces fixedly attached to the nose portion and configured and arranged to cause the nose portion to spin in a second direction during projectile flight. The nose portion including third and fourth aerodynamic surfaces fixedly attached to the nose portion, which are configured and arranged such that when the nose portion is spinning the third and fourth aerodynamic surfaces have no net effect on projectile flight, but when the nose portion is despun using the spin control coupling, the third and fourth aerodynamic surfaces induce both a moment and a lateral force to the nose, causing the projectile flight path to change.
    • 申请人已经发明了一种用于引导射弹的引导系统,所述射弹具有能够沿着第一方向旋转的主体部分和通过旋转控制联接件连接到主体部分的鼻部,所述鼻部能够以 第二个方向 鼻部包括固定地附接到鼻部部分的第一和第二空气动力学表面,并且被构造和布置成使得在射弹飞行期间鼻部部分沿第二方向旋转。 鼻部包括固定在鼻部上的第三和第四空气动力学表面,其被构造和布置成使得当鼻部旋转时,第三和第四空气动力学表面对抛射体飞行没有净效应,但是当鼻部部分被去除时 使用旋转控制联轴器,第三和第四空气动力学表面引起了鼻子的瞬间和横向力,导致射弹飞行路径改变。
    • 6. 发明授权
    • Stabilizer for a cannon projectile
    • 大炮射弹的稳定器
    • US5328130A
    • 1994-07-12
    • US32
    • 1993-01-04
    • Stewart GilmanAnthony Farina
    • Stewart GilmanAnthony Farina
    • F42B20060101F42B10/04F42B10/26
    • F42B10/26F42B10/04
    • A cylindrical device connected to the nose of a projectile for imparting n to the projectile fired from a non-rifled bore of a cannon. The device has at least two coaxial, adjacent, and integrally connected cylindrical segments of different diameter. The segment having the larger diameter is positioned most rearwardly of the projectile, relative to the nose of the projectile, and the periphery of this segment has circumferentially spaced angled slots for catching air moving past the projectile to spin the projectile. The segment with the smaller diameter attaches the cylindrical device to the aft end of the nose of the projectile and directs the flow of air to and through the angled slots of the segment having the larger diameter.
    • 连接到射弹的鼻子的圆柱形装置,用于从炮的非膛孔射出的射弹旋转。 该装置具有不同直径的至少两个同轴,相邻和一体连接的圆柱形段。 具有较大直径的段相对于射弹的鼻部位于抛射体的最后面,并且该段的周边具有周向间隔开的成角度的狭槽,用于捕捉通过射弹移动的空气以旋转射弹。 具有较小直径的段将圆柱形装置附接到射弹的鼻部的后端,并将空气流引导并穿过具有较大直径的段的成角度的槽。
    • 7. 发明授权
    • Advanced air-to-surface weapon
    • 先进的空对地武器
    • US4327884A
    • 1982-05-04
    • US114533
    • 1980-01-23
    • William S. Lawhorn
    • William S. Lawhorn
    • F42B10/04F42B15/10F41G7/00F42B15/02F42B15/16
    • F42B15/105F42B10/04
    • An unconventional advanced air-to-surface weapon of monowing configuration, and having a symmetrical, high lift fuselage of lenticular (i.e., biconvex or oblate) cross section, with a width-to-thickness fineness of approximately 2.5. The longitudinal profile is modified Sears-Haack in two dimensions, truncated at the base for a rocket nozzle. The weapon comprises a nose portion modular forebody, a weapon payload portion modular midbody, and an aft boattail modular portion which are combined into one unit that is selectively separable into its modular components when used. A variation of this weapon is also taught which features a semi-lenticular fuselage cross section (i.e., one flat side) and a width-to-thickness fineness of approximately 2.1.
    • 一种非常规的先进的空对地武器,具有一个对称的,具有大约2.5的宽度 - 厚度细长度的透镜(即双凸面或扁圆形)横截面的对称的高升力机身。 纵向轮廓是二维的Sears-Haack修改,在基座处用于火箭喷嘴。 该武器包括鼻部模块式前身,武器有效载荷部分模块化中体,以及尾部模糊部分,它们组合成一个单元,当使用时可选择性地分离到其模块化组件中。 还教导了这种武器的变型,其特征在于具有半透镜的机身横截面(即,一个平坦侧面)以及宽度至厚度细度为大约2.1。
    • 8. 发明授权
    • Spin-stabilized projectiles
    • 旋转稳定的射弹
    • US3939773A
    • 1976-02-24
    • US448565
    • 1974-03-06
    • Dennis H. JenkinsLuis Palacio
    • Dennis H. JenkinsLuis Palacio
    • F42B10/04F42B13/00
    • F42B10/04
    • A gun-fired spin-stabilized projectile of good aerodynamic shape (i.e. with a long forward tapering section) is centered in the gun barrel at its forward end by means of a series of circumferentially spaced apart permanently fixed radially extending projections, and at its rearward end, by means of either the maximum diameter of the projectile body or by means of a driving band mounted on a rear portion of the body. In the latter case, the maximum diameter of the projectile body is slightly less than the diameter lands of the gun and the driving band is constructed in such a manner as to be separated from the body after firing by centrifugal force and air drag.
    • 具有良好空气动力学形状(即,具有长向前锥形部分)的喷枪式自旋稳定的射弹在其前端处通过一系列周向间隔开的永久固定的径向延伸的突起在其枪管中心并且在其后方 通过射弹体的最大直径或通过安装在身体的后部上的驱动带来结束。 在后一种情况下,射弹体的最大直径略小于枪口的直径,并且驱动带的构造方式是在通过离心力和空气阻力击发之后与身体分离。