Installation and removal type repelling finger induction die piano exercise vessel

摘要

(57) Abstract Objective Be able to install and remove in keyboard musical instrument such as piano, diacritic light and the statementTo specify the key which the pushing it should overpower at the letter and the digit with displaying, the bulletThe exercise vessel which induces the coming finger. Constitution (1) the same key as keyboard of keyboard musical instrument such as pianoWay this vessel which had array all keyboard of the musical instrument itself is strided, putting (2) the diacritic which at the electric appliance of installation was written outsideIt regenerates and transmitting to the key where this vessel corresponds as a signal, light and the statementAs the letter and the digit to display, (3) the individual display in lower partWay the key which a certain musical instrument itself should repel is specified, configuration.