Printing TRIZ Cases

A color adjustment determination method acquires colorimetric values from multiple inkjet heads to calculate precise color differences for alignment.

A liquid ejecting head aligns multiple manifolds in a three-dimensional stack to reduce flow-path resistance and manage back-pressure.

A head unit temperature information output circuit corrects signals based on dispensing counts to maintain detection precision.

Resin frames with reinforcing ribs prevent shaft deformation under pressure, maintaining compact size and reducing weight.

A liquid discharge head uses a resin composition layer topped by a fluorine compound film to maintain surface properties.

Asymmetric nozzle plate thickness and varied inverse taper widths compensate for manufacturing variations, ensuring uniform droplet speed.

Sponge or silicone friction components on movable walls maintain locking force to prevent chip contact failure and disengagement.

Varying second electrode thickness reduces electric resistance at boundaries to prevent piezoelectric layer cracking.

Alternating voltage polarity prevents electrode pin oxidation, maintaining stable current flow and improving liquid remaining amount detection accuracy.

Increasing liquid circulation speed creates positive back pressure that prevents foreign substances from entering nozzles during wiping.

Movable detection portions align with optical sensors inside ink cartridges, resolving dimension errors that cause component breakage.

A rib displaces to absorb sealant shrinkage stress, preventing substrate deformation and breakage during curing.

A liquid ejection head uses a rotation regulation portion to stabilize the holding portion posture during mounting operations.

Extracting a first chip to the print head housing enables direct data rewriting without disassembling the ink container.

A correcting device segments high-density inkjet nozzles into groups to constrain non-ejectable units and compensate missing portions.

An integrated sensor plate measures ink impedance to resolve accuracy and cost trade-offs in cartridge level detection.

Pre-computing compensation pixel arrays eliminates real-time image processing delays when detecting failing print elements, maintaining productivity.

Relocating detection mechanisms to the rear surface prevents ink splash contamination while maintaining accurate attachment and level readings.

Segmenting information into an intermediary adapter allows optical sensors to detect ink type, reducing inventory complexity.

Parallel branch flow paths adjust active filter count to balance flow resistance and speed, preventing bubble accumulation during maintenance cycles.

Degassed ink purging with non-firing waveforms recovers unpurgable air bubbles and viscous plugs, eliminating the need for printhead replacement.

Segmented wipers and paired caps clean distinct nozzle arrays to prevent cross-contamination and nozzle clogging.

Applying segmented driving signals to nozzle arrays suppresses liquid misting during flushing, maintaining image quality in inkjet printers.

A liquid ejecting apparatus uses a dual-contact absorption member to wipe nozzle surfaces with varying pressure levels.

A maintenance supervisor system uses trained neural networks to generate and scale anomaly scores for deployed printheads.

A recording head with a tantalum protective layer manages ink ejection properties to suppress bleeding on aqueous inks.

A liquid ejecting apparatus adjusts ink circulation parameters based on detected nozzle abnormalities to restore normal ejection states.

A piezoelectric element uses a tetragonal crystal structure to control initial deflection position.

An anti-outflow member slides along an insertion rod to hold ink via surface tension, preventing dripping stains on user hands.

An imaging optical element with an asymmetric aspherical surface adjusts scanning line intervals to correct wavefront aberration.

A print head control system switches operational nozzles based on real-time diagnostic feedback to maintain continuous printing operations.

Identification information setting sections select essential signals from serial data to eliminate transfer delays in daisy chained recording heads.

Separate circulation pumps and a three-way valve decouple degassing flow from printing flow, preventing gas reintroduction during intermediate storage.

A heater chip design uses a single bondpad to supply power to arrays on both sides of an ink via.

A MEMS membrane perturbs a continuous ink stream to generate uniform droplets via electrostatic actuation.

Segmenting individual electrodes with multiple-connected lead-out wiring in piezoelectric actuators.

A segmented common electrode applies independent bias potentials to piezoelectric actuators across different nozzle array regions.

Inorganic insulator fills groove in vibration plate to block moisture penetration and prevent interface peeling.

Positioning lips align the diaphragm rim within a stepped channel to maintain backpressure and improve fluid mixing.

A division member segments the discharge outlet into multiple regions to reduce liquid tail length and suppress satellite droplet generation.

Coupling member wiring patterns on flexible substrate surfaces minimize inductance components.

A single relay substrate relays drive signals from two wires to a liquid discharge head, eliminating complex multi-wire insertion tasks during maintenance.

A micro-fluid ejection head uses targeted thermal signals to manage high viscosity fluids during operation.

Grooves and inclined surfaces on the discharge port surface collect overflowed ink, preventing blockage in high-density arrays.

Magnetic attraction force holds the wiper blade against the nozzle surface, eliminating elastic deflection that causes ink scattering during cleaning cycles.

An integrated circulation pump moves ink horizontally and vertically to prevent blockage from air bubbles or pigment settling.