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ATELIERS VAUCANSON
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ATELIERS VAUCANSON
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Publication of ES202153A1publicationCriticalpatent/ES202153A1/es
Perfeccionamientos en el mecanismo de cambio de marcha para máquinas de calcular, caracterizándose por la disposición de dos piñones montados en un árbol auxiliar paralelo al árbol del mecanismo contador y susceptible de desplazarse longitudinalmente, engranando uno de dichos piñones constantemente con un piñón solidario del árbol del dispositivo contador, y pudiendo el otro piñón engranar ya sea con un piñón montado en el árbol de los tambores repetidores, ya sea con un piñón auxiliar engranado con dicho piñón.
ES0202153A1951-03-011952-02-27PERFECCIONAMIENTOS EN EL MECANISMO DE CAMBIO DE MARCHA PARA MáQUINAS DE CALCULAR
ExpiredES202153A1
(es)