Printing TRIZ Cases

A liquid ejecting apparatus uses a gas permeable storage chamber to discharge bubbles from the pressure path.

Programmable pulldown circuits detect shorts or open connections via resistance measurement, resolving reliability issues without external testing equipment.

Masking unit suppresses discontinuous steps in temperature signals during sensor selection, preventing erroneous feature point recognition.

Textured superoleophobic print head front face prevents ink wetting and contamination by maintaining air pockets between the ink and solid surface.

A liquid ejection head connector uses inclined contact springs to establish direct electrical connections with the container substrate.

A cleaning liquid supply member with multiple ports positions fluid between a wiping blade and nozzle surface to maintain consistent inkjet recording performance.

An ejection adjustment system modifies nozzle energy to control fluid drop volumes across an array.

An inclined guide surface rotates a biased lever arm to absorb foreign matter accumulation, preventing drive source stalling.

A covering member extends along the inner plug shaft to maintain posture during cartridge attachment.

Segmented intermediate layer with beam structures maintains mechanical integrity while enabling liquid flow through opening portions.

A positioning abutting unit on the cap main body side wall contacts a sealing member to form a sealed space inside the liquid ejecting apparatus.

A liquid ejecting unit design positions the electric coupling member between the head and flow channel to prevent ink contamination.

An optical path shifting mechanism tilts a deflector assembly to adjust beam spots while maintaining constant incident positions, preventing vignetting.

A head drive unit generates independent meniscus oscillation signals to stabilize ink viscosity at nozzles.

A control part determines output timings to stabilize ink ejection from the nozzle.

Downward interfering surface prevents wrong insertion, protecting the electrical interface from damage while avoiding ink mixing.

A digital printer color correction method uses optical measurement of test strips to generate position-specific adjustment data.

A movable blade cleaner collects ink cleared from a wiper, preventing contamination on recorded material.

Varying third supply port dimensions compensates for etching rate differences, maintaining equal opening areas while reducing substrate size.

A thermal inkjet printhead incorporates a dielectric layer between adjacent bond pads to achieve electrical isolation.

Adjustable potential difference ratios in inkjet drive signals change droplet amounts without varying speed, resolving control complexity.

A dual sensor system detects displacement member positions to enable continuous ink supply during printing operations.

A thermal head uses a glass-based first protective layer and a titanium-tungsten second layer to shield the heat generator.

A liquid-jet head uses a stress relaxing layer between the vibration plate and laminated electrode to stabilize ink ejection.

Segmented contact members seal individual nozzles during ink circulation, then retract under pressurization to remove gas and prevent leakage.

A replaceable ink container uses a two-dimensional keying arrangement to ensure proper alignment during insertion.

A liquid supply mechanism uses a filter with predetermined passage resistance to decompress ink flow within branched ejection members.

A ring electrode design with an annular upper portion covering a moisture barrier layer on the piezoelectric actuator.

A usage monitor processes raster image pixel values to compute drop counts for different recording material sizes.

Rotating the bottle drains ink through sealed fittings, preventing skin contact with toxic ethylene glycol in MICR systems.

A printing apparatus separates initial maintenance ink usage from total consumption to provide accurate remaining ink data.

Electrostatic transfer forms latent inkjet images on a charged drum, reducing drying time and preventing media deformation during development.

Curved through hole geometry ensures adequate passivation film coverage, preventing short circuits at rectangular corners under high voltage.

Coordinating multiple injection needles positions the liquid meeting surface closer to a filter, increasing pressure to fill paths without leaking ink.

Diamond particles dispersed in the insulating protective layer reduce manufacturing costs while improving wear resistance and preventing sticking.

A liquid pack uses a dedicated non-storing chamber to minimize residual ink in the spout.

Dynamic complementation strategies resolve contradictions between reliability and precision, maintaining image quality during abnormal ejections.

A spirally formed tube stores ink within a cylindrical container filled with liquid heat medium.

Segmented inkjet head coordinates sequential purging and wiping actions to reduce ink wastage during air bubble removal.

A fluid reservoir uses a bubble director to guide air bubbles along a specific path through the ink chamber.

A liquid discharge substrate shares a first transistor among multiple discharge elements to reduce wiring length and voltage drop.

A printing apparatus detects residual vibration signals from piezoelectric elements to determine nozzle discharge states.

Dynamic threshold selection resolves the contradiction between measurement precision and device complexity, enabling precise ink discharge state classification.

Multi-layer wiring forms a planar coil that reduces component height, resolving space occupation issues in compact liquid discharging apparatuses.

A wiping control system manages contact and separation of a band-shaped web against a liquid ejecting head nozzle surface.

Encapsulant thin film seals piezoelectric transducer adhesive bonds, preventing oxidation degradation without complex machinery.

Adjuster positioned under first liquid container enables alignment without the container mounted, reducing carriage volume and manufacturing time.

Dual onium salts in a photosensitive resin stabilize acid generation during i-line exposure, reducing taper angle dispersion across wafers.

A bladder sensor detects volume changes to measure ink usage, resolving the contradiction between high capacity and precise monitoring.