Patent ID: 9177339
Filing Date: 2015-11-03
Classification: A45D,G06Q,G07F

Abstract:
1. A method for preparing a hair dye mixture using a scale in communication with a control system, the control system including a memory and a display, the memory containing a formula for blending a hair dye mixture using one or more hair dye blending materials and dispensing amounts recommended for producing a pre-defined batch size of the hair dye mixture, the method comprising: displaying ingredient dispensing instructions on the display for producing the hair dye mixture; monitoring a weight on the scale as hair dye blending materials are added in accordance with the formula; calculating dispense amounts for ingredients of the hair dye mixture for an adjusted batch size when hair characteristic input received by the control system indicates an individual batched sized amount that is different than an amount recommended in the formula for the pre-defined batch size; and displaying the individual batched sized amount on the display.