LLAVES PARA FLAUTA DE PICO DOTADAS DE UN PLATO PERFORADO PARCIALMENTE CON OBTURACION MEDIANTE SISTEMA DE CLIP

Instrumento de viento o de conducto de aire provisto de un agujero de octava (D) y de una llave situada sobre dicho agujero de octava (D), esta llave está perforada por un agujero (G) situado sobre dicho agujero de octava (D), consta de un brazo (J) y de un plato (E), dicho plato está caracterizado (E) por estar asociado a un tope (K) y a un vástago - resorte (P) dispuesto bajo el plato (E) que mantiene a éste elevado con respecto al cuerpo del instrumento (R), que el agujero (G) está perforado en el plato (E) de manera descentrada con respecto al eje de la circunferencia del agujero de octava (D) al tercio superior con respecto a la parte baja del instrumento y que dicho plato (E) presenta una parte llena ofreciendo al dedo un margen de colocación para liberar el agujero perforado (G) mediante simple deslizamiento del dedo sobre el plato (E). The invention concerns keys for a recorder and wind instruments provided with a partially pierced closure plate with a specific clip system. It concerns the type of keys, fixed by a screw or a specific clip system, provided with a partially closing plate pierced with a hole for a recorder in one or several parts, in C, F or any other tonality, and for a wind or air passage instrument, to facilitate playing certain notes. The system consists of a plate lined with a pad (H), and pierced with a single hole in the diameter and in the axis of the modifying hole for C clef, C sharp and D, D sharp clef (or F, F sharp clef or G clef, G sharp for the recorder in F) and one third of a hole in the axis of the upper third of the octave hole (D) for the octave key. The key provided with an arm, a stop (K), a spring stem (P), is mounted in a slightly raised position relative to the hole of the instrument body on a standard fixing system by screw or a fast fixing system by clip with a groove and fixed axis of rotation, and is lowered by simply pressing the finger on the plate hole and/or the solid part thereof depending on the desired note. The invention is particularly designed for a recorder for learning or concert performance.