Dispensing – Supply containers with traps – With trap chamber cutoffs
Reexamination Certificate
2007-07-16
2010-11-16
Shaver, Kevin P (Department: 3754)
Dispensing
Supply containers with traps
With trap chamber cutoffs
C222S442000, C222S448000, C222S449000, C222S450000, C222S451000
Reexamination Certificate
active
07832599
ABSTRACT:
A dosing and/or dispensing system for use with a liquid container such as an inverted. bottle or the like for dosing and/or dispensing liquid contents from the bottle. The system includes a throat plug assembly, wherein the throat plug assembly includes a normally closed, vertically movable first valve therein; a mounting ring having an inner face including threads thereon adapted to threadably receive the throat of the container; a knob having an actuator rod, wherein the actuator rod includes second and third vertically spaced valves mounted thereon for movement; and an improved venting device to ensure that the liquid is dosed or dispensed properly and accurately drains.
REFERENCES:
patent: 3123107 (1964-03-01), Kappler
patent: 5097991 (1992-03-01), Lance
patent: 5526961 (1996-06-01), Burrows
patent: 5555743 (1996-09-01), Hatanaka
patent: 6945432 (2005-09-01), Laible
patent: 6945433 (2005-09-01), Laible
patent: 6986443 (2006-01-01), Laible
patent: 7614528 (2009-11-01), Jeong
patent: 2005/0263547 (2005-12-01), Jensen et al.
Nichols II Robert K
Shaver Kevin P
Thomte Dennis L.
Thomte Patent Law Office LLC
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