Small-sized hand-operated spray pump

Details Small-sized hand-operated spray pump Small-sized hand-operated spray pump

2007-05-19

2011-12-06

Shaver, Kevin P (Department: 3754)

Dispensing

Collapsible wall-type container

With casing or support

C222S183000, C222S321900

Reexamination Certificate

active

08070015

ABSTRACT:
Disclosed herein is a small-sized hand-operated spray pump. The spray pump includes a spray nozzle (10) for spraying content, a housing (100) constructed in a narrow and long cylindrical structure to allow the content to be vertically moved therethrough, a cap (20) for controlling the operation of the spray nozzle, a container (130) for containing the content, a closure (80), constructed in a symmetrical wing structure, fixed to one side of housing, a shaft (30) vertically movable along the inner surface of the housing, a piston (92) mounted to the shaft while surrounding the lower end of the shaft, a compression spring (90) for providing a restoring force to the shaft at the time of pumping, a ball (120) for opening and closing an inlet port of the housing at the time of pumping, and a case member (70) constructed in a three-stage frame structure.

REFERENCES:
patent: 5678731 (1997-10-01), Okamura et al.
patent: 6412663 (2002-07-01), Adamson et al.
patent: 6619505 (2003-09-01), Decottignies et al.
patent: 6622892 (2003-09-01), Vance
patent: 2003/0094464 (2003-05-01), Decottignies
patent: 2004/0026459 (2004-02-01), Clerget

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