Ink jet printer vacuum purging system

Details Ink jet printer vacuum purging system Ink jet printer vacuum purging system

1983-05-03

1985-05-21

Tarcza, Thomas H.

Recorders

Markers and/or driving means therefor

With ink supply to marker

346 75, E01D 1518

Patent

active

045189730

ABSTRACT:
An ink jet printer comprises a recording head for discharging ink from an end thereof, a capping unit for releasably sealing the end of the recording head, a suction unit for sucking the end of the recording head by a negative pressure and an indication unit for indicating that a suction recovery operation is in progress until the negative pressure of the suction unit reaches a predetermined level.

REFERENCES:
patent: 4050078 (1977-09-01), Isayama et al.
patent: 4296418 (1981-10-01), Yamazaki et al.
patent: 4301460 (1981-11-01), Miura et al.
patent: 4362572 (1982-12-01), Wallace

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