Inking Apparatus TRIZ Cases

A microfluidic MEMS device with a buried fluidic chamber and monolithic silicon membrane layer.

Integrating blow-out holes into the nozzle plate stabilizes the liquid landing position by counteracting gas flow, reducing density unevenness and streaks.

Capacitively coupled ISFET sensors monitor ink pH to resolve the contradiction between printing productivity and ink property stability.

Controlling dynamic surface tension enables rapid pigment permeation into coated paper, preventing beading while maintaining image density.

A liquid jetting head circulation system mixes returning ink with supply flow to homogenize temperature near nozzles.

Switching circuit releases accumulated charges via parasitic diodes to prevent unintended vibration plate stress and maintain ink ejection accuracy.

Through holes in a common electrode prevent short circuits caused by cracks in piezoelectric bodies, ensuring electrical reliability during ink discharge.

Inkjet head manifold plates use inclined surfaces to guide trapped bubbles toward discharge ports, preventing stagnation between support members.

A printer controller selects operation modes based on medium type to manage segmented media removal.

Varying flow path widths in a liquid ejecting head reduce bubble gaps and increase flow rates while maintaining mechanical strength.

A liquid discharge head uses inverted channel connections to route fluid flow and remove trapped air bubbles from the system.

A liquid ejection head uses overlapping manifolds to create an insulating air layer that stabilizes ink temperature.

Drive circuit maintains actuator voltage between discharge cycles to stabilize characteristics for reliable liquid ejection.

A suction wiper mechanism recovers ink ejection states in recording heads, preventing pigment aggregation and image unevenness across long line heads.

A barrier block lengthens the acoustic path inside a pressure chamber, resolving the trade-off between ink droplet volume and actuator power consumption.

A functional liquid supply apparatus uses a switching device to alternate between two main tanks for continuous pressurized feeding.

Vertically overlapping common channels increase fluid volume and reduce pressure loss while maintaining a compact liquid ejection head size.

A flow path member uses an elastic film and cover member to form a sealed liquid channel without heat welding.

A fluid manifold uses tapered metal blades to create larger bottom pitch, ensuring uniform fluid flow to printhead dies.

A platen assembly with multiple support members holds garments in fixed positions to enable simultaneous digital printing operations.

Enlarged diameter ejection ports in a circulating system prevent ink thickening near the nozzle by maintaining continuous fluid flow and reducing evaporation.

Controller adjusts printhead-to-media gap distance using historical print job data to optimize image quality.

Segmented circulation paths with intermediary walls inhibit crosstalk between adjacent nozzles, maintaining optimal liquid viscosity and ejection direction.

Pressure-driven gas flow redirects aerosol streams away from the flow axis, preventing defocusing and extraneous deposition caused by mechanical interference.

A micro pilot valve uses a movable sealing element to switch between pressure levels with minimal dead volume.

Auxiliary wiring buried in a groove portion reduces electric resistance and bias voltage drops in piezoelectric devices.

A heat source controller regulates power supply to maintain precise temperature during color erasing operations.

Calculating damping ratios from residual vibration waveforms detects abnormal ejections without complex circuits, reducing manufacturing costs.

Segmented heat transmitting members distribute thermal energy across the substrate, freeing space below the element for drive circuits and transistors.

Segmented wiring paths compensate for resistance-induced voltage drops, ensuring uniform ink ejection characteristics.

A head unit design separates the electrical circuit substrate from the ink discharge components using detachable holding members.

Dual-mode inkjet control resolves the trade-off between image quality and printing speed by dynamically switching between stopped-sheet and moving-sheet modes.

Edge protector shields media lower edge to prevent snagging on printer components during blind insertion.

A liquid discharging head damper integrates a heater pattern aligned with individual flow paths to maintain uniform ink temperature.

Oblique chip arrangement minimizes ink suction and line head size while maintaining full ejection coverage.

Elastic bodies bias attachment portions against coupling portions to secure a liquid ejecting head, eliminating screw fastening complexity.

Ash-resistant polymerized siloxane coating preserves hydrophobic ink ejection face while maintaining hydrophilic nozzle chambers during fabrication.

A zirconium oxide layer with negative one one one preferred orientation stabilizes the diaphragm structure in liquid discharge heads.

An epoxy-polythiol resin layer in a liquid jet head resists ink permeation that degrades adhesive bonding strength.

A multi-pulse inkjet head driving method ejects consecutive droplets that merge during flight to form large stable drops.

Slit-shaped descender holes in stacked plates minimize channel resistance changes caused by inter-plate displacement during manufacturing.

Sealant fills gaps between adjacent filters to block dust and ink mist from entering minute flow paths, protecting the actuator unit.

A liquid circulation apparatus adjusts chamber pressure by replenishing gas and liquid to stabilize ejection conditions.

A liquid discharge head uses a recoverably deformable vibration damping member to form the wall of a widened common liquid chamber portion.

Differentiating head unit overlap widths suppresses concentration differences to maintain image quality while preserving throughput.

A liquid ejection head uses orthogonal bridging channels to share circulation ports across nozzle lines.

Single substrate merges pressure chamber, communication flow path, and nozzle to eliminate bonding errors and maintain uniform gaps across the ejecting head.

Segmented support protrusions increase contact area to retain paper position and prevent slanting or curving during recording.

Multi-directional heat radiating surfaces leverage airflow to dissipate driver IC heat, preventing overheating during continuous operation.

A heat shield with a coolant-circulated frame isolates the printing head from substrate thermal energy.