发明名称 Electronic calculator with printer
摘要 There is provided an electronic calculator with a printer which is capable of feeding any desired number of lines of a recording medium by keeping the operation execution instructin key depressed, thereby to realize both improvement of operability and elimination of the paper feed key. Also, even if said instruction key is not kept pushed down, it is possible to feed more than three lines of the recording medium by a one-tough operation. Further, by previously setting the quantity to be fed before operation, it is possible to automatically stop feed of the recording medium, which is fed by the key operation, upon feed of the predetermined quantity of the recording medium. Moreover, space feed may be automatically or artificially eliminated to improve the continuous printing output speed.
申请公布号 US4044228(A) 申请公布日期 1977.08.23
申请号 US19750608019 申请日期 1975.08.26
申请人 CANON KABUSHIKI KAISHA 发明人 KISHIMOTO, JYUJI;TOYOMURA, SHIGERU
分类号 G06F15/02;G06K15/16;(IPC1-7):B41J15/00;G06F7/38;G01D15/10;B41J27/00 主分类号 G06F15/02
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