Dispensing – Plural sources – compartment – containers and/or spaced jacket – With discharge assistant for each source
Patent
1989-12-11
1991-07-02
Olszewski, Robert P.
Dispensing
Plural sources, compartment, containers and/or spaced jacket
With discharge assistant for each source
222145, 222386, 222485, B67D 560, B67D 552
Patent
active
050279815
ABSTRACT:
A dispenser cartridge containing two components of a two component system wherein the two components have substantially balanced degrees of compressibility, and in a predetermined ratio, the cartridge having co-axial inner and outer chambers containing the respective components, pistons moveable along the chambers for ejecting the respective components, a dispensing end wall extending transversely of the chambers, an elongated valve body formed on the outward side of the dispensing end wall having a transverse valve recess, first and second dispensing openings in the dispensing wall communicating with the inner chamber and outer chamber, a boss formed in the valve body located along the central axis of the inner chamber and having two dispensing passageways, with a partition wall to keep the two components separate, first and second valve openings extending between the valve body and the boss, communicating with respective passageways, a valve plug member received in the valve recess, first and second conduits formed in the plug member communicating between respective dispensing openings, each of the conduits defining a predetermined volume in said predetermined ratio.
REFERENCES:
patent: 2661871 (1953-12-01), Huenergardt
patent: 2826339 (1958-03-01), Maillard
patent: 3330444 (1967-07-01), Raypholtz
patent: 4263166 (1981-04-01), Adams
patent: 4366919 (1983-01-01), Anderson
patent: 4819836 (1989-04-01), Mechenstock
patent: 4846373 (1989-07-01), Penn et al.
patent: 4871090 (1989-10-01), Hoffmann
patent: 4913553 (1990-04-01), Falco
Olszewski Robert P.
Reiss Steven M.
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