Dispensing – Automatic control
Reexamination Certificate
2006-03-28
2008-11-11
Nicolas, Frederick C. (Department: 3754)
Dispensing
Automatic control
C222S061000, C222S063000, C222S064000, C222S129000, C222S135000, C222S258000, C222S333000, C222S413000
Reexamination Certificate
active
07448515
ABSTRACT:
An automatic machine for dosing water and dental alginate is disclosed. The machine comprises a water container and a dental alginate container. In the automatic machine, a predetermined amount of each of those substances is transported from its respective container to a dosing point. During operation of the automatic machine, dental alginate is moved inside the alginate container with the purpose of homogenously distribute the alginate and bringing down residues of alginate adhered to the internal walls of the alginate container. In addition, the automatic machine comprises a control unit with a memory that stores dosing programs, this memory can be programmed in order to handle dental alginate supplied by different manufactures.
REFERENCES:
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patent: 4691846 (1987-09-01), Cordell et al.
patent: 5325638 (1994-07-01), Lynn
patent: 6120567 (2000-09-01), Cordell et al.
patent: 6145709 (2000-11-01), Hogan et al.
patent: 6309570 (2001-10-01), Fellabaum
patent: 2006/0231573 (2006-10-01), Ramirez-Delgado
Browdy and Neimark , P.L.L.C.
Nicolas Frederick C.
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