Dispensing – Processes of dispensing
Patent
1998-12-16
2000-11-07
Kaufman, Joseph A.
Dispensing
Processes of dispensing
222190, 2223217, G01F 1100
Patent
active
061423386
ABSTRACT:
A foamer for producing and dispensing fluoride-containing dental foam for prevention of cavities in teeth. The foamer incorporates a method for controlling flow of air into the solution and the foamer internal parts to limit contact of solution with the foamer parts.
REFERENCES:
patent: 4770634 (1988-09-01), Pellico
patent: 4932567 (1990-06-01), Tanabe et al.
patent: 5156307 (1992-10-01), Callahan et al.
patent: 5255851 (1993-10-01), Tobler
patent: 5271530 (1993-12-01), Uehira et al.
patent: 5462208 (1995-10-01), Stahley et al.
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