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    • 8. 发明申请
    • STEAM WAND
    • 蒸汽棒
    • WO2017152221A1
    • 2017-09-14
    • PCT/AU2017/050195
    • 2017-03-07
    • BREVILLE PTY LIMITED
    • GRASSIA, RobertLEE, Chiu Keung KennethMCCOLL, NicholasPSAROLOGOS, Con
    • A47J31/44
    • A steam wand assembly for an espresso machine has features for preventing overheating of the tip of the steam wand. In a first aspect there is provided a steam wand device comprising a metallic main body tube, a steam hose that passes through the tube, the steam hose also passing through a flexible spacer that is within the tube. In a further aspect there is provided a steam wand device comprising a main body tube having a metallic primary tube and a metallic tip, the primary tube and the tip being attached to one another by a polymeric steam nozzle, the nozzle having a central bore that extends from an inlet adjacent to a lower end of a steam hose to an exit opening.
    • 用于浓缩咖啡机的蒸汽棒组件具有防止蒸汽棒尖端过热的特征。 在第一方面,提供了一种蒸汽棒装置,其包括金属主体管,穿过所述管的蒸汽软管,所述蒸汽软管还穿过位于所述管内的柔性间隔件。 在另一方面,提供了一种蒸汽棒装置,其包括具有金属主管和金属尖端的主体管,所述主管和尖端通过聚合物蒸汽喷嘴相互附接,所述喷嘴具有中心孔 从靠近蒸汽软管下端的入口延伸到出口。