| 摘要 |
The trigger sprayer comprises a body having an upper horizontally extending portion and a lower generally vertically extending portion. The body has a passageway therein extending from one end of the upper portion to the bottom of the lower portion. A cylindrical hollow and a cylindrical cavity extend into the lower body portion from the bottom thereof. An insert member is adapted to be received in the hollow and cavity, and has a passageway therethrough communicating with the body passageway, a cap coupled to the lower end of the insert member to a container of fluid. A check valve assembly is associated with the insert member to a container of fluid. A check valve assembly is associated with the insert member passageway and includes a lower check valve. At least one of the valves including an elongate valve member and a frusto-conical shaped skirt extending forwardly from the valve member. A pumping assembly is mounted to the body and communicates with the insert member passageway between the upper and lower check valves.
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