Inking Apparatus TRIZ Cases

Oblique communication paths in liquid ejecting heads reduce crosstalk between high-density nozzles by differentiating flow path positions.

An extending metal layer relaxes stress and prevents cracks in a piezoelectric element, maintaining water resistance.

A liquid discharge head positions a heater on a cover member to transfer heat efficiently to the flow channel.

Separate urging members decouple platen holding force from head pressurization, resolving the trade-off between contact pressure reliability and operability.

A stepping motor driving device stores electrical angle values in memory during standby mode to restore phase alignment upon power resumption.

A lead-free perovskite oxide process tailored to specific tolerance factors for enhanced piezoelectric performance.

Integrating a temperature sensor in the same layer as the heater improves temperature detection precision by eliminating vertical thermal resistance.

Varying nozzle row density and drive energy across a print head substrate to optimize ink dot formation.

An intermediary protection layer prevents adhesive chipping and foreign substance generation during MEMS cutting operations.

Through-wirings in the wiring substrate reduce current path length and heat generation, maintaining signal integrity for high-definition printing.

Protective film covers ejection channels and nozzle plate to maintain drive electrode integrity.

Segmented wiring substrates with inclined non-connection ranges prevent unintended contact during unintentional inclination, improving reliability.

Staggering ejection openings breaks linear alignment to reduce flow resistance and suppress printing unevenness in inkjet heads.

A head unit substrate with integrated circuits connects to a heat sink via elastic bodies to conduct thermal energy away from driving components.

Asymmetric channel vectors balance flow patterns to mitigate discharge direction deviation, ensuring consistent ink ejection without skewed recirculation.

Circulating silicic acid-infused ink prevents silicon component corrosion and dissolution, maintaining ejection precision.

Overlapping recording element board edges reduce inter-board distance, minimizing displacement and gaps between ejection ports for improved image quality.

A liquid ejecting channel structure uses a supply port on the base body's opposite surface to feed a storage chamber.

Nitride film on recessed portions prevents moisture reaction with zirconium oxide, maintaining vibration plate stability.

Transverse light guide entry stabilizes emission and reduces apparatus width.

A liquid ejecting head uses a compliance section to absorb volume changes in air bubbles within the bubble chamber.

Dual-zone heating manages ink viscosity to resolve air bubble dischargeability issues during continuous injection.

Merging multiple manifold inlets into one supply port reduces channel member complexity and head system size while maintaining even ink distribution.

A detection surface with higher reflectance than the wiring electrode enables visual inspection of protective film adherence on liquid discharge heads.

A recording apparatus adjusts heating power limits based on detected temperatures to maintain stable ink ejection.

Specifying face and vertical surface orientation ratios reduces tilted planes that hinder distortion, improving ink ejection precision.

Local recirculation controller manages nozzle fluid flow independently, reducing printer processing load and communication bandwidth.

Communicating portions connect recessed spaces in a liquid discharge head, releasing trapped air pressure to prevent dry film resist peeling.

A motor driving system controller estimates obstructing areas on encoder scales to adjust control inputs and maintain movement accuracy.

A combined circuit unit merges rigid and flexible printed circuit boards to dissipate heat from a driver IC.

A lead-free perovskite oxynitride material achieves high piezoelectric constants through precise elemental doping.

Adhesive placement between metal plates secures a sandwiched filter plate without bonding directly to the filter surface.

A carrier plate and latch mechanism attach control assemblies to print heads, reducing electrical line length and interference.

Holding members and controlled adhesive width redistribute mechanical stress on the piezoelectric diaphragm, preventing corner cracks from tear forces.

A common supply flow path with varying cross-sectional areas connects individual nozzles to enhance liquid refill efficiency.

Segmented printhead modules with universal mounting allow maintenance without breaking the media web, reducing device complexity.

Segmented molding maintains contact portions on specific surfaces to suppress undulation and warpage in liquid supply units.

Multi-finger driver transistors with equal gate widths but different finger counts reduce semiconductor chip area while maintaining ink discharge performance.

Segmenting drive waveforms into shorter pulses resolves the contradiction between driving precision and frequency, enabling efficient liquid discharge.

Segmenting the passage with localized openings and heaters suppresses temperature distribution across the print element board, ensuring uniform ink ejection.

Elevated insulation layer projections position pad portions to prevent capillary displacement from breaking electrical contacts.

Dual latch sections segment data timing to adjust ink arrival positions at finer pitches without increasing trigger control complexity.

A liquid ejection head vent path uses a hydrophobic area to collect bubbles without a buffer chamber.

Time-multiplexed ASIC monitors printhead die cracks using shared analog buses and sense resistors.

A resin portion with a recessed arc-shape at the pressure generation chamber corner protects the vibrating plate.

An asymmetric trapezoidal nozzle plate with inclined arrays reduces longitudinal length in the module arrangement direction, resolving space constraints.

Segmented pressure chambers in a liquid discharging head increase discharge volume without sacrificing rigidity or responsiveness.

Organic member connects opposing substrate surfaces to enhance rigidity without increasing size or manufacturing cost.

Asymmetric nozzle spacing in liquid ejection heads mitigates droplet deviation caused by inflowing airflow.