Ink refill unit having a linearly actuated plunger assembly

Details Ink refill unit having a linearly actuated plunger assembly Ink refill unit having a linearly actuated plunger assembly

2008-07-15

2008-07-15

Luu, Matthew (Department: 2861)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

C347S085000, C347S087000

Reexamination Certificate

active

11014734

ABSTRACT:
A dispensing assembly for a printing fluid refill cartridge, that has a body for storing printing fluid having an outlet through which the printing fluid is dispensed, and a plunger arranged to selectively change the storage capacity of the body and expel the printing fluid through the outlet by selective engagement of a movable retaining member with a series of grooves arranged along a surface of the plunger, thereby dispensing a selected amount of printing fluid from the outlet.

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