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    • 3. 发明授权
    • Valve
    • US4545399A
    • 1985-10-08
    • US550955
    • 1983-11-14
    • Charles M. McGhee
    • Charles M. McGhee
    • F16K5/04F16K27/06F16K43/00
    • F16K27/065F16K43/00F16K5/0414Y10T137/6017Y10T137/6174Y10T137/7613
    • An improved valve for water faucets or the like. The valve has a stem with a locking surface at the lower end thereof, and a seal that has a coacting locking surface matingly engaging the stem locking surface. The locking surfaces are so formed that separation of the seal from the stem is prevented when assembled in the valve but the seal comes apart when removed from the valve. The seal means has a pair of blocking surfaces and a pair of undercut portions with only one of each pair being in operative relationship to a single water exit so that when the operative blocking surface becomes worn, the stem-seal assembly may be turned 180.degree. for restoring the valve to its normal operating condition.
    • 改进的水龙头阀等。 阀具有在其下端处具有锁定表面的杆,以及密封件,其具有配合地接合杆锁定表面的共同作用的锁定表面。 锁定表面形成为当组装在阀中时防止密封件与阀杆的分离,但是当从阀门移除时密封件脱离。 密封装置具有一对阻挡表面和一对底切部分,其中每对仅一个与单个出水口处于操作关系,使得当操作阻塞表面磨损时,阀杆密封组件可以转动180° 用于将阀恢复到其正常工作状态。