Recording ink container with an air vent valve

Details Recording ink container with an air vent valve Recording ink container with an air vent valve

1993-02-22

1996-03-19

Hartary, Joseph W.

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

137858, 1374931, B41J 2175

Patent

active

055006639

ABSTRACT:
A recording ink container having an air vent valve including a supporting means with a first opening, a first thin film with a second opening for covering the first opening, a second thin film for covering the second opening, and sealing means between the thin films. The valve functions to release air from the container through the first opening, and to permit the introduction of air into the container through the second opening with pressures of predetermined levels.

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