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    • 1. 发明授权
    • Multi-mull phase control system
    • 多相控制系统
    • US3768786A
    • 1973-10-30
    • US3768786D
    • 1972-06-26
    • NAT ENG CO
    • TROY E
    • B01F15/00B22C5/04B28C5/10
    • B01F15/00201B22C5/0431
    • A multiple stage mixer including a pair of mixing chambers in communication with each other for the transfer of material therebetween and a rotary mixing element in each chamber movable on a path overlapping into the adjacent chamber in selected normal phase relation with respect to the mixing element therein. A source of motive power for rotatively driving said mixing elements and control means for rendering said motive power source ineffective when said mixing elements are out of said normal phase relation with each other is provided in order to prevent damage to the mixer in the event the phase relation between the mixing elements becomes abnormal.
    • 一种多级混合器,包括一对彼此连通以便在其间传送材料的混合室,以及每个室中的旋转混合元件,其可在相对于混合元件选定的正相关的重叠在相邻室中的路径上移动 。 提供用于旋转驱动所述混合元件的动力源和用于使所述动力源在所述混合元件彼此超出所述正常相位关系之前不起作用的控制装置,以便在相位相反的情况下防止损坏混合器 混合元件之间的关系变得异常。
    • 2. 发明授权
    • Nonplugging material feed system
    • 不需要材料进料系统
    • US3762691A
    • 1973-10-02
    • US3762691D
    • 1972-06-30
    • NAT ENG CO
    • TROY E
    • B01F15/02B22C5/04B28C7/06B65G53/66B28C5/06
    • B65G53/66B01F15/0201B22C5/0472B28C7/062
    • A system for transporting solid particulate materials and the like at metered flow rates from a source of supply to a material using apparatus at a remote location comprises metering means for feeding the material from said source at a selected flow rate, a receiver for containing the material discharged by said metering means including an outlet, elongated transport conduit means interconnecting said outlet and said using apparatus for containing a fluidized material flow, air injector means for moving the material from the receiver into and through said conduit means to said using apparatus, control means responsive to the operative condition of said using apparatus for maintaining said air injector means in operation for a selected time period after said apparatus is rendered inoperative for purging said receiver and conduit means of remaining material therein.
    • 用于将计量流量的固体颗粒材料等从供应源运送到远程位置的使用设备的装置的系统包括用于以所选流量从所述源供给材料的计量装置,用于容纳材料的接收器 由所述计量装置排出,包括出口,将所述出口和所述使用装置互连以容纳流化材料流的细长输送管道装置,用于将材料从接收器移入和穿过所述导管装置的空气注入装置到所述使用装置,控制装置 响应于所述使用设备的操作状态,用于在所述设备不工作之后将所述空气喷射器装置维持在操作中选定的时间段,以清除所述接收器和其中的剩余材料的管道装置。
    • 9. 发明授权
    • Impact scrubber
    • 冲击洗涤器
    • US3907213A
    • 1975-09-23
    • US46630274
    • 1974-05-02
    • NAT ENG CO
    • KAUFFMAN JOHN H
    • B22C5/04B22C3/02B22C5/10B02C19/06B24C3/00
    • B22C5/10Y10S241/10
    • An impact scrubber for removing coating materials from the surfaces of particulate matter such as foundry sand and the like comprises a lift tube having an inlet end and an opposite end for containing a high velocity fluidized stream of said matter, fluid injector means spaced adjacent said inlet end for carrying said particulate matter into said inlet end and forming a fluidized stream of said matter in said lift tube, movable deflector means adjacent and in communication with said opposite end for directing said fluidized stream angularly outward with respect to a longitudinal axis of said lift tube for discharging said matter therefrom, support means for rotatively supporting said deflector means for directing said discharge therefrom in a selected one of a plurality of relative rotative positions, and means for separating the coating materials removed by impact from said particulate and said particulate matter.
    • 用于从诸如铸造砂等的颗粒物质的表面去除涂层材料的冲击式洗涤器包括具有入口端和相对端的提升管,用于容纳所述物质的高速流化物流,与所述入口间隔开的流体喷射器装置 用于将所述颗粒物质携带到所述入口端并在所述提升管中形成所述物质的流化物流,所述可移动偏转装置相邻并与所述相对端连通,用于将所述流化物流相对于所述升降机的纵向轴线成角度地向外 用于从其中排出所述物质的管,用于旋转地支撑所述偏转器装置的支撑装置,用于将多个相对旋转位置中选定的一个中的排出引导;以及用于分离通过冲击从所述颗粒和所述颗粒物质中除去的涂层材料的装置。
    • 10. 发明授权
    • Mixer with automatically controlled discharge system
    • 混合器具有自动控制放电系统
    • US3866799A
    • 1975-02-18
    • US37079473
    • 1973-06-18
    • NAT ENG CO
    • RIKKER LESLIE DSUCKFUELL GERHARD A
    • B01F15/00B22C5/04B67D5/08
    • B01F15/00201B22C5/0472
    • A system for conditioning bulk material comprising a mixer having a mixing chamber and motor means driving a rotary mixing element in the chamber; an automatically controlled discharge system for discharging material from the chamber at a selected constant rate, the discharge system comprising an outlet opening formed in the mixing chamber, a discharge door adjacent the opening mounted for reciprocal vertical movement between a closed position covering the opening and an open position uncovering the opening, and a fluid motor for normally maintaining the door in a fixed neutral position partially uncovering the opening and operable to move the door out of the neutral position when a selected variation in load on the motor means is exceeded and to return the door toward said neutral position when the variation is no longer exceeded.
    • 一种用于调节散装材料的系统,包括具有混合室的混合器和驱动所述室中的旋转混合元件的马达装置; 一个自动控制的排放系统,用于以选定的恒定速率从室中排放材料,排放系统包括形成在混合室中的出口,邻近开口的排出门,用于在覆盖开口的关闭位置和 敞开位置露出开口,以及流体马达,用于通常将门保持在固定的中立位置,部分地露出开口,并且当超过马达装置上的所选择的负载变化并且返回时可操作以将门移出中立位置 当不再超过变化时,门朝向中立位置。