Printing TRIZ Cases

A liquid ejection head uses reinforcing wiring laminated on a common electrode to reduce voltage drops across piezoelectric transducers.

An enlarged groove portion separates the orifice from through-holes, preventing excessive etching and ensuring precise pressure wave transmission.

A conveyor moves an elastic belt past a cleaning station to resolve the contradiction between high printing speed and complex maintenance requirements.

Asymmetric interconnect positioning on staggered print head dies resolves the trade-off between manufacturing ease and dot placement precision.

Merging the air channel with the charge tank eliminates switching mechanisms and reduces device size while maintaining stable purging pressure.

A reaction force eliminating member absorbs elastic wiper blade restoration forces, preventing ink droplet scattering and nozzle contamination.

Smartphones analyze captured ink tank images to determine remaining levels, preventing incorrect manual reset operations.

A liquid cartridge lever pivots to press a valve unit, sealing the atmosphere communication hole during transport.

Partitioned ink storage chambers in a cartridge attachment section manage fluid levels and supply continuity.

A video camera detects ink drop diffusion from a laser source to verify nozzle operation before printing.

Integrated elastic body manages ink volume fluctuations while suppressing leakage by reducing connection points.

An inspection apparatus uses circulating ink to estimate temperature distribution across printing element boards.

A liquid ejecting nozzle uses a piezoelectric element to draw internal blockages inward for removal.

Segmenting waste ink storage prevents premature capacity exhaustion while maintaining reliable nozzle function through regular flushing.

A mixing chamber combines ink from multiple heights to deliver uniform pigment concentrations, preventing nozzle clogging caused by sedimentation.

A suction cap nested inside a moisturizing cap uses one elevator mechanism to perform both capping and liquid removal.

Partition walls segment the common space below a liquid discharging head supply hole, preventing air accumulation and ensuring reliable nozzle discharge.

Control portion adjusts displayed ink levels using temperature and pressure corrections to resolve discrepancies between actual and shown amounts.

Multi-layer parylene and inorganic coating on carbon allotrope inkjet print head reduces solvent absorption and particle contamination.

Insulating layer with thermal conductivity extends over heat accumulating layer to dissipate accumulated heat from the thermal head.

Time division multiplex signals drive piezoelectric nozzles with selected waveforms, eliminating nozzle waiting time from unused pulse cycles.

A liquid ejection head uses dual compliance substrates positioned opposite the inlet and near the pressure chamber to absorb pressure variations.

A printhead adjusts thermal intensity across zones to maintain uniform print density on narrow media.

A printhead maintenance apparatus uses a pump and current monitor to increase internal pressure for automated nozzle cleaning.

Control device measures droplet discharge characteristics at end portions of adjacent inkjet heads and adjusts driving voltages to eliminate density unevenness.

Separate cap sections with individual suction ports eliminate residual ink caused by pressure imbalance in branched tube connections.

Segmenting fluidic actuators into sequential fire pulse groups reduces peak power consumption while maintaining print speed and quality.

Positioning signal and ground terminals closer to the liquid ejecting element substrate shortens data wiring, suppressing noise interference on control signals.

Dynamic revolution number regulation maintains optimal pixel density while preventing image distortion during thick paper handling, extending laser diode operational life.

Static mixer stirs ink flow through supply path changes, reducing precipitation and nozzle clogging without adding complex circulation mechanisms.

Centralized timing signal output synchronizes multiple head control circuits, preventing piezoelectric element damage from drive signal coordination errors.

Central channels with greater volume than end channels suppress bubble stagnation in compact liquid ejection heads, maintaining recording quality.

Asymmetric contact section arrangement with pressible substrate eliminates positional misalignment faults during insertion.

A printer controller processes energization data from printing elements to generate timing signals that adjust energy delivery.

A DBD circuit determines impedance measurement instants using delayed fire pulses to detect nozzle conditions.

A drive circuit generates a preliminary voltage to stabilize signals supplied to capacitive loads.

Segmented pathways and valves route air bubbles through a bypass line instead of the filter, preventing blockages and extending filter life.

A maintenance station uses an elastically deformable pad with progressive contact and peeling to prevent nozzle blocking while reducing power consumption.

An image processing system segments input data and extracts features to generate colorless image data using stored pattern correspondence.

Positioning liquid surfaces below the membrane upper end prevents seepage caused by pressure differences, maintaining separation during ejection.

Segmented liquid absorption bodies prevent color mixing by confining ink to specific zones, ensuring reliable nozzle cleaning without cross-contamination.

Drive circuit adjusts voltage signals to control piezoelectric element displacement during standby modes.

Segmenting the suction device into a removable module suppresses apparatus size increase while preserving reliable nozzle cleaning capability.

Strategic conductive layer placement protects the vibrating plate from over-etching, ensuring diaphragm durability and long-term reliability.

Segmented flow passages remove air bubbles from liquid ejecting heads, reducing ink wastage and pressure loss during purging operations.

Brief pressure pulses restore inkjet printheads while minimizing the significant ink loss caused by traditional prolonged purging cycles.

Oblique laser irradiation separates liquid columns and directs droplet flight, eliminating nozzle drying caused by internal heat generation.

A corrugated fiberboard container with a tongue-and-groove dock connector secures the pliable reservoir.