发明名称 |
Re-inking and ventilation control for inked ribbon cassette |
摘要 |
The invention relates to a cassette for use in connection with a device for printing characters on a surface from the stroke impact of a dye impregnated ribbon such as a typewriter, and features a housing defining an aperture for ventilating a chamber defined therein, re-impregnating means disposed in the chamber and operable for re-impregnating the ribbon dye, and locking means removably engaged with the aperture and operable to activate the re-impregnating means during disengagement of the locking means with the aperture.
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申请公布号 |
US4153378(A) |
申请公布日期 |
1979.05.08 |
申请号 |
US19770774894 |
申请日期 |
1977.03.07 |
申请人 |
FRANZ BUTTNER AG. |
发明人 |
SCHERRER, HERBERT;BOPP, ERNST;CECCHETTO, ENNIO |
分类号 |
B41J31/16;B41J33/10;(IPC1-7):B41J33/14 |
主分类号 |
B41J31/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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