Printing TRIZ Cases

Film-breaking projections on the pivotable member break surface tension films, ensuring accurate ink level detection.

Positioning the RFID tag away from conductive pouch layers prevents interference, while eliminating shutters reduces structural complexity to stop leakage.

A planar heater structure uses chemical mechanical polishing to create a flat top surface for ejection devices.

A head driving device generates drive waveforms using a correction circuit to stabilize droplet discharge across varying sizes.

A liquid supply system uses a sensor and processor to switch between supply states based on tank levels.

Shift register circuit controls multiple heating elements sequentially, reducing wiring region area below 82 percent of total chip size.

Keyed slots and protrusions in the interconnect housing gate insertion to prevent mechanical damage while ensuring accurate fluidic connections.

Segmented adhesive spill holes prevent flow into passages, eliminating clogging and stabilizing discharge characteristics.

Shared case dimensions lower manufacturing costs and time across multiple ink cartridge configurations.

Slide coupling sections on the lateral walls allow the cover to separate from the body, resolving waste issues by enabling ink sack replacement.

A dual wiping mechanism cleans inkjet nozzles using a scraping portion and an absorption member to resolve non-uniform pressing force issues.

Segmented chambers and a valve mechanism maintain pressure stability while preventing air leakage during cap attachment.

A printing control apparatus detects defective nozzles and forms complementary dots using alternative nozzles to maintain image continuity.

Terminal nozzle heating increases ink ejection speed to suppress boundary streaks caused by air flow misalignment in line head recording apparatuses.

An orthogonal cable group minimizes heat emission and drive signal overshoot caused by ink mist clinging to wirings.

Glass fiber reinforced movement gear maintains stable frictional engagement to resolve startup delays caused by unintended disengagement during standby.

A liquid ejecting apparatus manages channel pressure through a dedicated circulation path.

A liquid cartridge integrates two valves within a single body to seal the supply passage and through-hole.

Staggered nozzle rows shift ink-ejecting path rows in the sub-scanning direction to ensure consistent ink landing across segmented printing regions.

A tapered ink drop portion guides wiped fluid toward a collection tray, preventing dispersion and solidification.

An inserted resin portion reduces thermal expansion stress at the interface, preventing protective layer separation from the first electrode.

Two temperature detection elements compare voltage outputs to determine ink discharge status, resolving slow determination speed and large circuit scale.

A suction assisting member forms a gap with the cap member to enable liquid discharge head maintenance.

A printhead maintenance system dynamically schedules fluid ejection based on print mode and usage patterns to conserve resources.

Condensing evaporated solvent from gutter air streams prevents viscosity instability and reduces volatile organic compound emissions.

An ink-jet recording apparatus evaluates elastic member permeability through an electroformed filter to prevent additive precipitation that reduces reliability.

Grouping electrothermal transducers into shared wiring reduces line width and vibration while maintaining stable ink discharge for high-speed printing.

A printer controller calculates index values from partial image pixels to determine unit image printability and control ejection processing.

Boss-pressed circular membrane eliminates springs to prevent leakage and lower manufacturing costs.

Positioning bosses on the ink cartridge side wall prevent chip offset and electrical connection failures.

Separating the supporting shaft from the base prevents tilting and ensures smooth pivotal movement for accurate ink level detection.

Continuous heating of a water-repellent face reduces ink adhesion energy and viscosity, maintaining ejection accuracy while using resin-containing aqueous inks.

Unsaturated fatty acid in the absorber forms an oil film that reduces VOC generation while suppressing liquid accumulation and preventing clogging.

Lowering the inlet position prevents splashing mist while a controller terminates suction upon reaching a pressure threshold, extending part lifespan.

A liquid supply system uses a mounting target detection unit to identify attached storage bodies before activating the pressurization supply unit.

A liquid-jet head uses a joining member protrusion to bite into the nozzle plate, establishing reliable electrical contact.

An ink-jet printer calculates air volume in supply passages using an exponential time-based model to control discharge operations.

Hydrodynamic deflection replaces high-voltage electrodes and heating resistance to simplify drop sorting in continuous ink jet printers.

Universal cavity plates reduce manufacturing lines and costs by accommodating varied pressure chamber arrangements.

Segmented ink packs allow selective replacement of damaged units, reducing plastic waste and carbon emissions from manufacturing.

Interleaved nozzle groups with timing delays shift drop formation waveforms to minimize electrostatic interactions between adjacent nozzles.

A vertical fluid interface connects a digital sensor to measure heat transfer differences between liquid and air for accurate level detection.

Dynamic wiper positioning prevents overlap wear on inkjet printer heads, maintaining wiping effectiveness while extending component lifespan.

A flow path member with a buffer chamber delays ink thickening while an air bubble discharge section improves gas removal efficiency.

A grayscale printing control method converts image data into multi-bit binary sets to reduce print head strobes.

Software-based ink modulation compensates for nozzle misalignment in staggered printheads, eliminating die-to-die boundary banding without physical alignment.

A printing-liquid cartridge uses a release member to disengage a stopper, enabling secure ink supply and easy insertion.