Printing TRIZ Cases

A control unit adjusts charging voltage, deflecting voltage, and ink pressure for each nozzle to maintain consistent print quality.

A printing apparatus deposits white light-blocking, specialty gloss, and color inks in a specific order onto transmissive media to optimize decorative effects.

A liquid cartridge uses a tubular support member to house the valve mechanism and define the through hole.

A driver circuit uses a switch to connect a current source to multiple power supplies for piezoelectric actuation.

A liquid cartridge design integrates a recessed surface to store photocurable adhesive for bonding the storage element.

Positioning protrusions engage recesses to eliminate vertical errors and ensure stable ink supply.

A printer pressure device uses contactless data exchange to connect ink reservoirs without physical electrical contacts.

Surface grooves on a moistened absorption member draw ink from the wiper, preventing clogging and re-adhesion.

Segmented cartridge chambers with selective film puncture allow efficient ink distribution while preventing leaks during manufacturing.

Preliminary ink ejection onto a maintenance unit before wiping operations to protect print head ports from contamination.

An ink jet head reduces wiring resistance by overlaying a wide first substrate wiring on a narrower second substrate, preventing drive IC noise interference.

Automated driving waveform determination for liquid ejecting heads reduces user burden by generating candidates and accepting instructions.

Rear surface groove guides lead-out electrodes to reduce inkjet head thickness while supporting five or more channel rows.

A printing device uses a switching unit to alternate fluid communication between holding and transfer members for controlled wiping.

Wafer-level integration of dielectric orifice plates defines precise inkjet chambers through sacrificial layer removal.

Ink absorber detachment structure uses inclined surfaces to separate the absorbing member, preventing positional deviations caused by contraction during drying.

A liquid discharge head uses a stepped piezoelectric side surface to mount flexible printed circuits efficiently.

Multi-layer insulator and amorphous metal combination reduces turn-on energy consumption in inkjet printheads.

A thermal printer density controller adjusts print density based on calculated evaluation values to maintain image quality.

A liquid cartridge uses a curved bottom region to guide ink toward the supply hole for complete consumption.

Piezoelectric element stirs ink in nozzles during non-ejection periods to prevent viscosity increase from drying and ensure consistent ejection.

Upstream and downstream electrodes create a lateral electric field to direct mist away from the recording head nozzle plate.

Rigid collar couples to fluidic channel spout, preventing rotation and flexing of the pliable reservoir during handling.

An adaptive firing control system monitors drop characteristics to adjust energy delivery, reducing thin-film resistor wear while maintaining print quality.

A liquid ejecting apparatus uses a volume variable mechanism to adjust pressure chamber size and control negative pressure magnitude during nozzle cleaning.

Segmenting fluorescent and non-fluorescent ink dots into separate pixels suppresses steep color gamut changes while maintaining saturation.

A movable flushing box retracts to a closed position, saving internal space within the printer chassis.

A valve unit expels sediment from a second chamber via suction to maintain ink flow.

Asymmetric port spacing directs flow to reduce concentration unevenness.

Overlapping throttle flow passages with pressure chambers reduces longitudinal length while resist layer patterning ensures precise positioning.

Grooved protrusions intercept dripping ink through capillary action, preventing mounting contamination and eliminating valve leakage risks.

Dents on the purge cap create isolated chambers that trap air bubbles generated during purging, preventing ejection instability and reducing ink waste.

Integrating an immiscible fluid chamber into the printhead structure prevents nozzle drying and eliminates separate servicing assemblies.

Micro-priming pulses from a regulator air bag agitate nozzle menisci, preventing clogging and maintaining print quality during high-throughput operations.

Selective pre-driving equalizes kogation levels across the array, resolving nonuniform ejection characteristics that degrade image quality.

A liquid ejector wiper uses a curved contact surface to remove adhered droplets from the cleaning component.

Alternative air channels in the printhead support structure prevent vacuum formation when container vents malfunction, ensuring continuous ink supply.

Merging electrodes with a light-blocking plate on an integrated circuit board resolves alignment precision issues during cartridge attachment.

A recording head complementing unit selects adjacent discharge ports to replace defective ink ejection points.

Vertical contact separation across flexible substrates eliminates short circuit risks and reduces manufacturing precision requirements.

Dynamic flushing strategy adjusts regular and onto-paper operations based on print mode to maintain nozzle reliability.

An integrated blowing-out and suction unit arranged along the medium movement direction guides ink mist deposition while preventing nozzle staining.

A liquid cartridge substrate features a sloped surface to position contacts and memory components efficiently within the housing.

Condenser captures solvent vapor from gutter airflow to reduce consumption and odor in continuous ink jet printers.

A cartridge case features a peripheral slit that acts as a bending point to enhance structural rigidity.

Resin injection molding bonds opposed surfaces of flow path forming members, increasing joining strength while reducing the liquid supply unit size.

A liquid ejecting head uses heated partial curing to plasticize the bonding adhesive for component disassembly and replacement.

Print head unit adjusts ink temperature to control permeation speed, resolving color consistency and design freedom trade-offs.

Non-contact optical sensors detect bubbles and clogs in flowing printing fluid without damaging equipment, ensuring continuous print quality.

Asymmetric nozzle geometry and inlet pillars block airborne particles, preventing clogging while sustaining reliable fluid supply.