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    • 3. 发明授权
    • Ribbon cartridge
    • 色带盒
    • US5131769A
    • 1992-07-21
    • US722906
    • 1991-06-28
    • Bruce S. JonesCarl Massey
    • Bruce S. JonesCarl Massey
    • B41J32/00B41J35/22
    • B41J35/22B41J32/00
    • A ribbon cartridge comprises a housing having a bottom wall and a side wall extending upwardly therefrom to form an open top, a cover adapted to fit over the open top of the housing to close the housing to form a ribbon cartridge, an output arm and a take-up arm formed in the cartridge with a print space between the arms, the cartridge being adapted to hold a ribbon stuffed inside and extending between the arms from the output arm to the take-up arm, flexible fingers which are spaced apart from each other and attached at their base portions to the housing, with each finger being positioned in a finger opening in the bottom wall of the housing, whereby when an end tab of a finger meets resistance from a top wall of a correction cartridge, the finger is pushed into the interior of the housing, and when an end tab of a finger does not meet such resistance, it actuates the typewriter switch to actuate the typewriter. The method includes providing the ribbon cartridge, inserting it into a typewriter, inserting a correction tape cartridge into the typewriter, passing one of the fingers through a passage in the correction cartridge to contact the switch of the typewriter and actuate the typewriter, and blocking the other finger with the top surface of the correction tape cartridge and pushing the other finger back through its finger opening into the interior of the ribbon cartridge.
    • 色带盒包括具有底壁和从其向上延伸以形成开口顶部的侧壁的壳体,盖子适于装配在壳体的开口顶部以关闭壳体以形成色带盒,输出臂和 卷取臂形成在盒中,在臂之间具有打印空间,盒适于保持填充在内部并在臂之间从输出臂延伸到卷取臂的色带,柔性指状物与每个 另一个并且在其基部附接到壳体,每个指状物定位在壳体的底壁中的手指开口中,由此当手指的端部突舌遇到来自校正盒的顶壁的阻力时,手指是 推入外壳的内部,当手指的端片不满足这种阻力时,它会致动打字机开关来致动打字机。 该方法包括提供色带盒,将其插入打字机中,将校正盒式磁带插入打字机中,使指状物中的一根通过校正盒中的通道接触打字机的开关并致动打字机,并阻止打印机 另一个手指具有校正带盒的顶表面,并且将另一个手指通过其手指开口推回到色带盒的内部。