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    • 1. 发明申请
    • POWDER GUN CONFIGURABLE FOR SUPPLY FROM VENTURI OR DENSE PHASE PUMP
    • 粉末枪可配置为从VENTURI或DENSE相泵供应
    • WO2013154702A1
    • 2013-10-17
    • PCT/US2013/029607
    • 2013-03-07
    • NORDSON CORPORATION
    • FULKERSON, Terrence M.MATHER, Brian D.BECKER, Benjamin, J.
    • B05B5/03
    • B05B7/1463B05B5/032B05B7/1404
    • A powder spray gun includes a powder flow path inlet and a powder flow path outlet, the powder flow path inlet being connectable in a first configuration to a dilute phase powder pump and in a second configuration to a dense phase powder pump, wherein the powder spray gun comprises a spray nozzle that is the same for the first and second configurations. The powder flow path is provided by a powder tube that extends through the gun, with the powder tube having a first diameter at an inlet portion of the spray gun and a second diameter at an outlet portion of the spray gun, with the second diameter being greater than the first diameter. The powder flow path may also include a conical transition portion, and a member for adding air to the powder flow.
    • 粉末喷枪包括粉末流路入口和粉末流动通道出口,粉末流动通道入口可以第一构型连接到稀相粉末泵,并且在第二构造中可连接到致密粉末泵,其中粉末喷雾 枪包括对于第一和第二构造相同的喷嘴。 粉末流路由延伸穿过枪的粉末管提供,粉末管在喷枪的入口部分具有第一直径,在喷枪的出口部分处具有第二直径,第二直径为 大于第一直径。 粉末流动路径还可以包括锥形过渡部分和用于向粉末流中添加空气的部件。