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Ventana de guillotina caracterizada por que consta de un marco cuyos laterales sirven de guía para el deslizamiento de la hoja móvil que posee a cada lado una cremallera que engrana en piñones acuñados sobre un eje montado en el travesaño central de la ventana que es hueco estando este eje accionado por un mecanismo de tomillo sin fin mandado por manivela con limitador de par.
ES103830U1964-01-251964-01-25Ventana de guillotina
ExpiredES103830Y
(es)