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    • 4. 发明公开
    • Hand manipulatable sprayer
    • 手动喷雾器
    • EP0128585A3
    • 1986-02-26
    • EP84106752
    • 1984-06-13
    • THE AFA CORPORATION
    • Garneau, Richard P.
    • B65D47/34B05B09/043B05B11/02
    • B05B11/007B05B11/3011Y10T137/789
    • A hand manipulatable sprayer (10) comprises a body (12) having an upper horizontally extending portion (30) and a lower generally vertically extending portion (28), said body (12) having passage means therein extending from one end of said upper portion to the bottom of said lower portion for providing a fluid flow path through said body (12), a cylindrical hollow in the lower end of said lower body portion (28) and a cylindrical cavity (44) extending from the inner surface of said hollow into said lower body portion (28), an insert member (64) adapted to be received in said hollow and cavity and having an at least partially cylindrical passageway therethrough communicating with said body passage means, means (56) for coupling the lower end of said insert member (64) to a container (26) of fluid, a check valve assembly (90) associated with said passageway including lower check valve means (98) for permitting fluid flow upwardly therethrough from the container to which said insert member is coupled, and upper check valve means (102) for permitting fluid flow upwardly through said passage means to said one end of said upper body portion (30), at least one of said check valve means comprises a flexible frustocon- ical member (112) having outer marginal edges thereof in engagement with said cylindrical wall of said passageway, and pumping means (120) mounted to said body and communicating with said passageway between said upper and lower check valve means.