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US 6,802,592 B2Granted
Manually aligned printhead modules
AssigneeSilverbrook Research Pty Ltd
InventorKia Silverbrook
Life of this patent
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Abstract
A modular printhead for a digital printer wherein the modules (2) may be mechanically aligned using specifically designed frame (3) supporting the modules (2). The frame (3) having a plurality of mounting sites (19) for mounting respective printhead modules (2) to the frame (3); wherein, at least one of the mounting sites (19) having mechanical adjustment mechanism (15, 16, 17 and 18) for reducing input movements to effect minute adjustments of the position of the printhead module (2) with respect to the frame (3).
Claims9
A modular printhead for a digital printer, the modular printhead comprising:
- a plurality of printhead modules, each printhead module including a printhead chip;
- a support frame, the support frame including a plurality of module engagement plates provided with an adjustment mechanism;
- engagement means for engaging each printhead module with a corresponding module engagement plate of the support frame;
- a reservoir moulding for storing ink;
- and
- at least one ink communication channel provided for each printhead module, the at least one ink communication channel adapted to facilitate ink flow from the reservoir moulding through the respective module engagement plate and into the respective printhead module,
- wherein the adjustment mechanism of each module engagement plate is adapted to effect minute adjustments of the position of the corresponding printhead module engaged with the corresponding module engagement plate via said engagement means with respect to the support frame.
4 more elements
Dependencies are inferred from the claim text.