THERMAL HEAD
PURPOSE: To provide a thermal head in which the input state of a print signal can be easily altered. CONSTITUTION: A thermal head 1 comprises many heat generating resistors 3, a plurality of driving ICs 6 containing shift registers for storing a print signal therein to selectively generate Joule hea...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE: To provide a thermal head in which the input state of a print signal can be easily altered. CONSTITUTION: A thermal head 1 comprises many heat generating resistors 3, a plurality of driving ICs 6 containing shift registers for storing a print signal therein to selectively generate Joule heat from the resistors 3, a plurality of signal input lines 7 for inputting the print signal to the registers of the ICs 6, and a signal transfer line 8 for transferring the signal between the adjacent ICs mounted on an insulating board 2, wherein switching elements 9a-9c and 10a-10 are connected in series with the lines 7 and 8. |
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