Printing TRIZ Cases

Multi-dimensional wiping motion cleans inkjet print bar nozzles, preventing ink residue accumulation at inner edges that unidirectional mechanisms miss.

Controlling the pressure chamber volume change time between 33% and 83% of the characteristic vibration period stabilizes ink ejection speed.

An elevated portion on the wiper guides fluids away from the ink ejection face, preventing splashing without suction devices.

Gang bonding a flexible substrate with an integrated circuit reduces manufacturing complexity while enabling secure authentication for fluid cartridges.

A liquid discharge head uses a characteristic fluctuation suppressor to apply voltage between drive waveforms for stable operation.

Dynamic ITM velocity adjustment prevents alignment issues during impression cylinder engagement, resolving substrate wetting challenges in digital printing.

Narrow driving member extensions distribute stress across a segmented side chamber to prevent film destruction.

A print head control circuit aligns propagation wirings to reduce signal waveform distortion and improve ink discharge accuracy.

Internal guide portions direct ink supply tubes into place, preventing misalignment and dangling during connection.

Negative pressure dissolves ink solidification between the cap member and print head, resolving adhesion issues without mechanical damage.

Laminated titanium oxide films stabilize liquid ejection by reducing air bubble retention and preventing adhesive intrusion.

A liquid ejection device uses a processor to control the ratio of airflow introduction pressure to liquid ejection pressure.

A printing controller divides pixel data into groups and assigns them to nozzle operations based on position information.

A liquid discharging apparatus inspects discharge states by detecting vibrations during non-printing periods.

Varying upper electrode ring width across wafer zones compensates for non-uniform piezoelectric film thickness, ensuring uniform discharge droplet volumes.

Elastic arm deformation enables snap-fit engagement of convex and concave features, resolving assembly complexity while maintaining reliable rotational support.

A liquid ejection controller uses partial discharge mode to identify defective nozzles via signal output circuits.

A control unit adjusts wiping timing based on measured ink ejection volume to optimize sheet-like member usage.

A reverse-connected ink cartridge design enables compact mounting and removal through a specialized lever mechanism.

Grooved second electrode surfaces relieve stress concentrations in thin piezoelectric layers, suppressing crack generation during high-frequency ink ejection.

Using a sacrificial layer as a mold for flow path formation improves positional alignment accuracy between the protecting layer and the substrate.

A printing apparatus nozzle segmentation strategy manages dual liquid discharge timing and volume to optimize image quality.

Segmented manifold channels supply distinct liquids to pressure chambers, reducing residual ink volume and minimizing color mixing areas during switching.

Dynamic wiper speed prevents ink adherence in step portions, maintaining reliable ejection state while simplifying device structure.

Aligns wiping direction with nozzle stretching to minimize ink residue near convex walls, preventing discharge defects.

Metallic films protect piezoelectric layer etching damage on liquid jet traces, preventing resistance increase and disconnection.

A thermal printer head uses a heating delay period to extend non-heating time within each printing cycle.

Translucent cartridge walls and movable blockers resolve sensor adhesion issues by isolating detection from direct ink contact.

Movable pins in a thermal head connector contact electrodes first, preventing breakage during substrate insertion.

Neugebauer primary area coverage vectors adjust ink combinations to compensate for coverage variations and interactions, ensuring accurate color representation.

Rotatable panels in a printhead cap apply stabilizing material and flush nozzles to prevent ink drying and clogging.

Removing rigid electrodes from the electrochromic gel structure restores rollability and stretchability while maintaining display functionality.

Tapered first electrode geometry reduces stress concentration at active section boundaries in liquid ejecting heads.

Separate upstream and downstream tanks balance static and potential energy to maintain stable ink pressure at nozzles despite physical arrangement constraints.

A print head determines driving force by forming measurement patterns to assess ink droplet landing positions and areas.

Separate recording heads for virgin and recycled inks conserve cyan, magenta, and yellow supplies by reusing maintenance discharge.

A recording device head unit pairs nozzles with distinct discharge regions to shift seam positions across colors.

A purging cap uses a flexible base and internal support member to maintain hermetic sealing during ink suction.

A protection rib on the ink container cover shields the bonded joint area from mechanical stress during installation.

Asymmetric synchronization detecting units prevent light interference, reducing footprint and maintaining alignment accuracy.

Segmented ink tanks and dynamic valve control prevent leakage and color mixing during inclined transport.

Thermal drying replaces UV curing to eliminate uneven curing and bleeding, ensuring uniform image transfer quality.

Water-soluble resin bonds cellulose fibers to maintain low bulk density while preventing ink spillage.

Relocating the electrical interface to the side face prevents damage and contamination by isolating the memory module from direct insertion forces.

Adhesive insulates exposed piezoelectric electrodes, preventing dielectric breakdown and humidity damage.

Adjusting micro vibration strength based on print job duration reduces ink consumption while maintaining liquid viscosity stability.

Protruding portions extend beyond contact points to absorb shock energy, reducing damage risk for large-capacity liquid containers.

A CIJ printer circuit detects conducting ink on deflection electrodes using a current detector and calculator.

A liquid ejecting head fills its upstream chamber by driving ink through an open valve before closing it to create a water hammer effect.