Printing TRIZ Cases

Elongate nozzle structures align transverse to row direction to increase pitch, resolving the trade-off between high resolution and complex media control.

A cap device with a flow restrainer blocks liquid from reaching the air discharge opening, preventing clogging during humidification.

Segmented liquid chambers with a rotatable valve eliminate complex pressurizing units, reducing printing apparatus size and cost.

Replacing saturated absorbent members with mechanical wiping members removes ink from head side surfaces, eliminating recording medium contamination.

Spatially offset drop ejector groups enable simultaneous and sequential firing to ensure reliable image formation.

A movable ink-jet printing head adjusts longitudinal offsets for each nozzle based on measured ejection deviations to ensure precise substance deposition.

A liquid discharge head integrates a heating resistor with the piezoelectric element to enable precise thermal management within a compact structure.

Print review system flags and bypasses analysis of specific media regions to reduce processing load.

A maintenance liquid with a low boiling point solvent cleans and moisturizes ink jet head nozzles.

A rotating movable member detects ink levels while asymmetric protrusions prevent upside-down installation.

A liquid ejection apparatus adjusts flushing droplet counts to maintain print quality.

Asymmetric discharge orifice spacing aligns with ink permeation speeds to optimize recording head layout.

A constricted through hole increases flow path resistance to prevent ink overflow and maintain stable ejection during high driving cycles.

A liquid container positions its delivery portion near mounting holes to improve connection alignment and reduce assembly tolerance errors.

Variable supply port width prevents cracks in downsized substrates while maintaining ejection accuracy and structural integrity.

An intermediate transfer member mediates ink deposition to maintain constant print head distance.

A liquid container detection chamber uses a side wall suction port and projecting part to move fluid via capillary forces.

Offset nozzle rows and planar charge electrodes reduce electrostatic crosstalk while maintaining consistent charge coupling.

A maintenance unit applies cleaning liquid via a roller to dissolve dried ink residues, preventing nozzle clogging in contact lens manufacturing.

An input wiring buffer layer protrudes from the electrode edge to disperse solder contraction stress, preventing glaze breakage and electrode detachment.

A liquid ejection head body uses a conductive layer along the lateral surface of a liquid supply port to electrically connect substrate sides.

Positioning liquid absorbents outside the ejection area prevents ink mist while maintaining a low profile and easy maintenance.

A droplet discharge apparatus uses a common flow path system to transfer ink between separate packs, reducing waste during color changes.

An ink cartridge detection section uses localized light transmission characteristics to ensure accurate optical sensing during rapid installation.

A liquid ejecting apparatus tracks droplet positions to calculate landing deviations from multiple nozzles.

Adjusting discharge volume per nozzle pitch region compensates for joining misalignments, reducing image density variations in multi-head arrays.

An ink tank uses an inclined leading-out port and carriage-driven agitation to maintain pigment suspension.

A roller pump eliminates pressure fluctuations for uniform droplet size while a moving tank reduces thermal losses in scanning printheads.

Repositioning the ink outlet to intersect the base member projection improves visibility of the connection part during attachment.

Dummy discharge controllers eject droplets during medium feeding to prevent nozzle dry-out and liquid thickening before printing starts.

A resin support member creates vertical space for the common chamber, resolving the trade-off between piezoelectric body size and fluid volume.

A pattern determining unit adjusts dot sizes and positions to supplement defective nozzles in inkjet printing.

Laser induced forward transfer deposits microscale portions of solid-phase microbiomes onto receiving substrates.

Variable order inspection sequences prevent skipped nozzles during leakage events, ensuring complete coverage and reliable printer operation.

Aligns liquid ejecting head units with differing center lines to optimize print throughput while enabling device sharing across models.

A three-tubular conductor transmission cable reduces signal distortion and crosstalk in printing apparatuses with long carriage movement distances.

Segmenting the electrical contact section into separate printed substrates reduces unit cost while maintaining signal transmission reliability.

A printer controller segments nozzle recovery from liquid discharge to allow immediate print processing.

A liquid discharging apparatus uses distinct drive signal potentials to differentiate between foreign substance adherence and other discharge abnormalities.

Segmented ejection components reduce the high pressing force required for liquid container coupling by pre-releasing mechanical locks.

Multi-period driving signals displace piezoelectric elements to create detectable residual vibrations, determining discharge states without liquid consumption.

Variable pressure at thicker sections compensates for sink marks, preventing non-bonding portions and liquid leakage in stacked resin flow paths.

A cleaning method for liquid discharging apparatuses uses sequential flow path steps to maintain fluid purity.

A dual reservoir printer uses one pressure sensor to identify fluid levels in both tanks simultaneously.

A liquid crystal polymer ink distribution support integrates reference features to mount printhead integrated circuits.

An inorganic layer covers substrate side end parts of flow path walls to prevent gaps and leakage from physical shock.

A movable valve body in an ink-jet carriage uses inertia to restrict ink flow during acceleration.

Pre-fire pulses agitate dried ink residues inside nozzles before ejection, extending cleaning intervals and reducing energy consumption.

A printhead heater board integrates temperature sensing to detect nozzle discharge states through controlled voltage application.