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    • 4. 发明申请
    • PRESSURE SWIRL ATOMIZER WITH CLOSURE ASSIST
    • 带闭合辅助的压力开关
    • WO2011130610A2
    • 2011-10-20
    • PCT/US2011032656
    • 2011-04-15
    • EATON CORPBAMBER DANIEL WAMBROSE STEVEN LBARROWS ERIC O
    • BAMBER DANIEL WAMBROSE STEVEN LBARROWS ERIC O
    • B05B1/26
    • B05B1/3053B05B1/3093B05B1/3442B05B1/3452
    • A pressure swirl atomizer includes a nozzle having an exit orifice and a plurality of tangential swirl channels and a pintle that is movable within a pintle bearing between a closed position that closes the exit orifice and an open position that opens the exit orifice. The atomizer also has a pole piece having a channel, and the pole piece and the pintle are separated by an air gap when the pintle is in the closed position. A space between the pintle and the pintle bearing, the air gap, and the channel together form at least a part of a return path. Fluid from the tangential swirl channels drains through the return path when the pintle is in the closed position. To open the atomizer, a solenoid generates a magnetic force when energized, attracting the pintle toward the pole piece into the open position. A check valve disposed in the return path generates a fluid back pressure when the solenoid is de-energized to push the pintle toward the closed position. The fluid back pressure helps prevent the pintle from getting stuck in the open position.
    • 压力涡流雾化器包括具有出口孔和多个切向涡流通道的喷嘴,以及可在枢轴轴承内关闭出口孔的关闭位置和打开出口孔的打开位置之间移动的枢轴。 雾化器还具有一个具有通道的极片,并且当枢轴处于关闭位置时,极片和枢轴由气隙分开。 枢轴和枢轴轴承之间的空间,气隙和通道一起形成返回路径的至少一部分。 当枢轴处于关闭位置时,来自切向漩涡通道的流体通过返回路径排出。 为了打开雾化器,螺线管在通电时产生磁力,将枢轴朝向极片吸引到打开位置。 设置在返回路径中的止回阀在螺线管断电时产生流体背压,以将枢轴推向关闭位置。 流体背压有助于防止枢栓卡在打开位置。
    • 6. 发明公开
    • Fluid dispensing device
    • 流体分配装置
    • EP0040850A1
    • 1981-12-02
    • EP81104027.8
    • 1981-05-26
    • Ethyl Products Company
    • Burke, James Edward
    • B05B11/00B05B1/12B05B1/30B05B1/34F04B9/14
    • B05B11/0064B05B1/12B05B1/3436B05B1/3452B05B1/3457B05B11/0005B05B11/3057
    • A three-piece nozzle is disclosed, for fitment to a hand actuated liquid pump having a barrel portion (20) with a bore (22) therethrough for passage of liquid. The nozzle features an integrally formed nozzle cap (18) which fits around the end portion of the barrel. Enclosed within the nozzle cap is an integrally formed nozzle seal (38) which forms a peripheral liquid-tight seal around the barrel between the nozzle cap and the barrel. Also provided is an integrally formed check valve (46) which is movably positioned at the mouth of the bore and which is biased towards the mouth of the bore to form a liquid-tight bore seal. The bias is overcome, to open the liquid-tight bore seal, upon actuation of the pump which provides liquid pressure in the bore to act against the check valve.
    • 公开了一种三件式喷嘴,用于装配到手动液体泵,该手动液体泵具有带有穿过其中的用于液体通过的孔(22)的筒部分(20)。 该喷嘴具有整体形成的喷嘴帽(18),该喷嘴帽配合在筒的端部周围。 封闭在喷嘴盖内的是整体形成的喷嘴密封件(38),其在喷嘴盖和筒之间的筒周围形成周边液密密封。 还提供了一体形成的止回阀(46),该止回阀可移动地定位在孔的口部处并且朝向孔的口部偏置以形成液密孔密封。 在启动泵时提供液体压力以作用于止回阀,从而克服偏压以打开不透液体的孔密封。