Method for mass based dispensing
First Claim
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1. A method, comprising:
- spraying a diluent on a solid product to dispense an active ingredient;
continuously determining, as the diluent is sprayed, a combined weight of the solid product and any accumulated diluent;
determining when a requested amount of the active ingredient has been dispensed based on the combined weight; and
discontinuing the spray of diluent when the requested amount of the active ingredient has been dispensed.
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Abstract
A method and apparatus for dispensing of a product based on weight as a load cell (22) which supports a structure holding the product (20a) to be dispensed. The weight of the product (20a) that is dispensed is determined by use of a controller (23).
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Citations
17 Claims
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1. A method, comprising:
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spraying a diluent on a solid product to dispense an active ingredient; continuously determining, as the diluent is sprayed, a combined weight of the solid product and any accumulated diluent; determining when a requested amount of the active ingredient has been dispensed based on the combined weight; and discontinuing the spray of diluent when the requested amount of the active ingredient has been dispensed. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method comprising:
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applying a diluent to a solid product concentrate to dispense an active ingredient from the concentrate; determining a combined weight of the solid product concentrate and any accumulated diluent; determining a weight loss of the solid product concentrate based on the combined weight; determining when a requested amount of the solid product concentrate has been dispensed based on the weight loss of the solid product concentrate; and discontinuing application of the diluent when the requested amount of the solid product concentrate has been dispensed. - View Dependent Claims (11, 12, 13)
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14. A method comprising:
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adding a diluent to a solid product concentrate to dispense the solid product concentrate; determining, as the diluent is added, a combined weight of the solid product concentrate and any accumulated diluent; determining a weight loss of the solid product concentrate based on the combined weight; determining when a requested amount of the solid product concentrate has been dispensed based on the weight loss of the solid product concentrate; and stopping addition of the diluent when the requested amount of the solid product concentrate has been dispensed. - View Dependent Claims (15, 16, 17)
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Specification