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    • 1. 发明授权
    • Filter with multi-purpose end cap
    • 过滤器带多功能端盖
    • US06638332B1
    • 2003-10-28
    • US10002655
    • 2001-10-31
    • Kelly R. SchmitzJon S. Wake
    • Kelly R. SchmitzJon S. Wake
    • B01D4610
    • B01D46/2414B01D46/0002B01D46/0041B01D46/521B01D2271/022F02M35/024
    • A filter (10), including an inside-out reverse flow air filter, has an annular filter element (20) with an upper end cap (24) provided by a resiliently compressible trifunctional member having: (a) a wall (50) deflecting debris radially outwardly within the housing away from the central opening (26) of the hollow filter interior (22); (b) an air entrance guide throat (52) directing air to the central opening (26) with reduced restriction; and (c) a sealing surface (54) sealed to the housing and blocking air flow from the inlet (28) to the outlet (34) otherwise bypassing the filter element. In further embodiments, simplified and cost reduced sealing is provided by a configured end cap.
    • 包括内向外逆流空气过滤器的过滤器(10)具有环形过滤器元件(20),所述环形过滤元件(20)具有由可弹性压缩的三功能构件提供的上端帽(24),所述三功能构件具有:(a) 在所述壳体内径向向外的碎屑远离所述中空过滤器内部(22)的中心开口(26); (b)空气入口引导喉部(52),其以减少的限制将空气引导到中心开口(26); 和(c)密封到壳体的密封表面(54),并阻止从入口(28)到出口(34)的气流旁路旁路过滤元件。 在另外的实施例中,通过配置的端盖提供简化和成本降低的密封。
    • 2. 发明授权
    • Moisture draining inside-out reverse flow air filter, mold and method
    • 水分流出反流式空气过滤器,模具和方法
    • US06537339B2
    • 2003-03-25
    • US09849204
    • 2001-05-04
    • Kelly R. SchmitzKent J. KallsenJon S. Wake
    • Kelly R. SchmitzKent J. KallsenJon S. Wake
    • B01D4600
    • B01D46/2414B01D46/0001B01D46/0031
    • An inside-out reverse flow air filter element (20) has a resiliendtly compressible molded lower end cap (48) having molded drainage surfaces including a molded raised central dome (72) shedding moisture radially outwardly and downwardly, a plurality of molded drainage holes (70, 74, 76, 78) spaced radially outwardly of and below the top of the central dome, and a plurality of radial segments (98, 100, 102, 104, 110, 112, 114, 116), an annular trough (80) and tapered slope surfaces (82, 84) providing desired drainage. A mold (130) has a plurality of upstanding segments (136, 138, 140, 142) having posts (144) and ramps (146) forming the drainage structure, and locator faces (152) engaging, guiding and locating the annular filter media (34) in the mold.
    • 内向外逆流空气过滤器元件(20)具有可重复压缩的模制下端盖(48),其具有模制的排水表面,其包括模制的凸起的中心圆顶(72),径向向外和向下排出湿气,多个模制排水孔 (98,100,102,104,110,112,114,116)的径向外侧隔开并且位于中心圆顶顶部的下方,以及多个径向段(98,100,102,104,110,112,114,116),环形槽(80 )和提供期望排水的锥形斜面(82,84)。 模具(130)具有多个具有形成排水结构的柱(144)和斜面(146)的直立段(136,138,140,​​142),定位面(152)接合,引导和定位环形过滤介质 (34)在模具中。