| 摘要 |
<p>A typewriter for braille and printed characters comprises braille typing means and print typing means moved in unison by reciprocating positioning means, the braille typing means embossing the braille symbols by means of solenoids behind a web recording medium, while the print typing means, preferably an inkjet dot printer, prints the print characters on the front of the web simultaneously with the embossing operation from the rear, and the reciprocating positioning means being driven by a stepping motor controlled by a pulse generator, which is part of an electronic circuit controlling the operation of the typewriter,</p> |
