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    • 2. 发明授权
    • Dual durometer gasket for a railroad hopper car
    • 用于铁路料斗车的双重硬度垫圈
    • US5829358A
    • 1998-11-03
    • US768527
    • 1996-12-18
    • Ralph A. Deaver
    • Ralph A. Deaver
    • B61D7/22B61D7/00
    • B61D7/22
    • A gasket assembly for sealing between a gate assembly and the bottom opening of a railroad hopper car wherein the gate assembly has a peripheral flange, and a hopper car flange surrounds the bottom opening of the railroad hopper car. The gasket includes a central band with an interior edge and exterior edge. The central band is made of a relatively rigid material. The central band contains a plurality of holes therein. An interior band of relatively softer material is bonded to the central band adjacent to the interior edge thereof. An exterior band of relatively softer material is bonded to the central band adjacent to the exterior edge thereof. Upon the assembly of the gate assembly to the bottom opening of the railroad hopper car, the interior band and the exterior band are subjected to a compressive force wherein the extent of the deformation of the interior band and the exterior band being limited by portions of the central band to which the interior band and the exterior band are bonded.
    • 一种用于在门组件和铁路料斗车厢的底部开口之间进行密封的垫圈组件,其中门组件具有周边凸缘,漏斗轿厢凸缘包围铁路料斗车厢的底部开口。 垫圈包括具有内部边缘和外部边缘的中心带。 中央带由相对刚性的材料制成。 中心带在其中包含多个孔。 相对较软材料的内带结合到与其内边缘相邻的中心带。 相对较软的材料的外部带材与邻近其外部边缘的中心带结合。 当门组件组装到铁路货车的底部开口时,内带和外带受到一个压缩力,其中内带和外带的变形程度受到 内带和外带绑在一起的中心带。
    • 5. 发明授权
    • Steel coil railroad car with a cover having a gasket
    • 带有垫圈的盖子的钢卷铁路车
    • US06439132B1
    • 2002-08-27
    • US09274077
    • 1999-03-22
    • Ralph A. Deaver
    • Ralph A. Deaver
    • B61D5100
    • B61D39/008
    • A gasket for a steel coil railroad car wherein the gasket is contained within a U-shaped channel in the coil cover. The gasket includes a base which has a mediate section which joins opposite flanges and a bulbous portion which defines a volume. The bulbous portion has a mediate flat section that joins opposite arcuate sections. The mediate section of the base is thicker than the arcuate sections and the flat section of the bulbous portion. The gasket is retained in the U-shaped channel in such a fashion that the base contacts the mediate portion of the U-shaped channel. The gasket is compressible upon the engagement of the gasket with the railroad car so as to form a seal between the coil cover and the railroad car.
    • 一种用于钢卷铁路车的垫圈,其中垫圈包含在线圈盖中的U形通道内。 垫圈包括具有连接相对凸缘的中间部分和限定体积的球形部分的基部。 球茎部分具有连接相对的弓形部分的中间平坦部分。 基部的中间部分比圆弧部分和球形部分的平坦部分更厚。 衬垫以这样的方式保持在U形通道中,使得底座接触U形通道的中间部分。 当垫圈与铁路车辆接合时,垫圈可压缩,以便在线圈盖和铁路车辆之间形成密封。