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    • 6. 发明授权
    • Propelling nozzle
    • 螺旋喷嘴
    • US5186390A
    • 1993-02-16
    • US721641
    • 1991-09-19
    • Heinrich EnderleJorg HeyseHelmut-Arnd Geidel
    • Heinrich EnderleJorg HeyseHelmut-Arnd Geidel
    • F02K1/12
    • F02K1/1223F02K1/1215F02K1/1269
    • A propelling nozzle has upper and lower primary and secondary flaps which are disposed opposite one another at a mutual distance and which are sealingly movably guided between lateral wall portions of a four-cornered nozzle housing. The primary flaps are arranged pivotally about a fixed axis of rotation on the nozzle housing. The secondary flaps, in each case upstream of levers non-rotatably connected with the primary flaps, are pivotally linked to pivots situated on the side facing away from the nozzle flow. The secondary flaps change into the primary flaps with a surface section which is bent concentrically with respect to the pivots. The primary and secondary flaps are arranged in a four-cornered nozzle housing which is itself closed in. In each case the secondary flaps are arranged on the nozzle housing in an axially movable and angularly adjustable manner at the downstream end. The levers are formed on interior sections which are bent away from the primary flaps in a toggle-lever-type manner. At the rearward ends of the levers, pivots are located. The levers have cutouts which are concentric with respect to the pivots. The surface sections of the secondary flaps can be moved into the cutouts. The upper and the lower primary and secondary flaps can be swivelled by means of their respective separate adjusting system. Each adjusting system is arranged between an upper or a lower wall portion of the nozzle housing and the flaps and, in the process, acts upon a primary or a secondary flap.
    • PCT No.PCT / DE90 / 00020 Sec。 371日期1991年9月19日 102(e)1991年9月19日PCT PCT 1990年1月16日PCT公布。 出版物WO90 / 08254 日期:1990年7月26日。推进喷嘴具有彼此相对设置的彼此相对设置并且在四角喷嘴壳体的侧壁部分之间被密封地可移动地引导的上部和下部主要和次要折翼。 主翼片围绕喷嘴壳体上的固定旋转轴线枢转布置。 次级翼片(在每种情况下都不与主翼片不可旋转地连接的杆的上游)枢转地连接到位于远离喷嘴流动的一侧的枢轴。 次级翼片变成主翼片,其中相对于枢轴同心弯曲的表面部分。 主瓣和副翼被布置在四角喷嘴壳体中,其四周封闭。在每种情况下,次级翼片在下游端以可轴向移动和角度可调节的方式布置在喷嘴壳体上。 杠杆形成在以肘杆式方式从主瓣折回的内部部分上。 在杠杆的后端,枢轴位于。 杆具有相对于枢轴同心的切口。 次级襟翼的表面部分可以移动到切口中。 上,下主瓣可以通过各自的单独的调节系统进行旋转。 每个调节系统布置在喷嘴壳体的上壁部分或下壁部分与翼片之间,并且在该过程中,其作用在主瓣或副皮瓣上。