Patent ID: 6348649
Filing Date: 2002-02-19
Classification: G09B

Abstract:
A scale indicator for a keyboard instrument having a keyboard, a keybed, and a plurality of white keys, and black keys mounted on said keybed, each of said white and black keys corresponding to different notes in different musical keys, the scale indicator comprising:a key selecting device positioned on said keybed, said key selecting device including a slot defined in said keybed, a plurality of musical key indicia positioned along said slot, and a knob slidable along said slot towards a respective one of said plurality of musical key indicia to select a musical key corresponding to said respective musical key indicium; and a plurality of illuminating devices, each permanently associated with a respective one of said white and black keys on said keybed, cach said illuminating device being electrically connected to said key selecting device to indicate which musical note said respective one of said white and black keys corresponds to in said selected musical key.