Printing TRIZ Cases

A common charge electrode applies periodic voltage to separate ink droplets in continuous printing systems.

Segmented detection resistor overlapping common electrode reduces noise interference while suppressing moisture adsorption for accurate temperature detection.

A liquid container bag uses a communication port gap to enable refilling without cutting the bag.

A liquid ejecting control method adjusts individual nozzle drive signals to compensate for ejection amount variations.

A thermal head covering layer uses distinct surface roughness values on its upper and lateral surfaces to stabilize resin application.

Intersecting nozzle rows distribute image data to improve printing resolution while maintaining high productivity speeds.

Protruding bonding material connects electrodes to substrates, dissipating heat and preventing peeling.

Two-dimensional bump arrays maintain constant substrate spacing to prevent uneven resin pouring and ink corrosion.

A recording head ejects ink using assigned dot patterns to stabilize nozzle ejection and prevent clogging.

A high-side switch firing circuit uses a MOS transistor to control current flow through a thermal inkjet nozzle heater resistor.

Synchronized ink reservoir and print head movement maintains constant elevation, stabilizing pressure gradients and flow consistency during operation.

A liquid discharging apparatus controller calculates total discharge volume using pixel-level droplet selection and discharge duty density.

A liquid discharge head uses a terminal throttle extending to the common channel end to maintain equal channel resistance across all nozzles.

Dual-surface cleaning prevents ink adherence on the wiper back side, maintaining flexibility and reliability.

By-product deposition stabilizes hole diameters at the silicon interface, suppressing flow resistance changes in liquid discharge heads.

An atmospheric vent equalizes pressure to prevent meniscus damage from thermal expansion while a capillary member sustains humidity.

Rounded end surfaces on the convex portion inhibit sharpening and reduce damage to the recording medium during printing.

A pivotally movable plate member enables a single optical sensor to detect liquid levels and cartridge positioning within an inkjet cartridge.

Multi-wavelength radiation selectively activates diacetylene substrates, expanding the color range and improving light stability against ambient discolouration.

A piezoelectric device uses a zirconium oxide layer with particulate and columnar crystals to support the vibrating plate.

A head washing device uses a storage tank and rotating washing unit to clean inkjet wipers.

A cleaning roller defines a minute gap against the nozzle plane to remove ink via capillary action.

A printhead maintenance method uses a wiper blade to selectively purge contaminated ink jets while protecting functional apertures from unwanted ink flow.

A pin-style electrohydrodynamic jet print head uses a conductive rod and wetting system to deliver controlled ink volumes via capillary action.

A liquid jet head uses drive electrodes of varying depths on ejection and dummy channels to equalize droplet displacement across the substrate.

A reversible ink pump drives fluid through inlet openings to mix settled pigment in the tank.

Segmented common liquid chambers reduce flow path plate width, increasing silicon wafer yield and minimizing crosstalk between pressure chambers.

A controller moves an inkjet printer cap to a spaced position before recording starts.

A mesh member inside the supply hole holds cleaning liquid through capillary action, preventing sheet contamination and supply damage during inkjet head wiping.

A liquid jetting controller adjusts discharge based on supply and cap evaporation rates.

A recording apparatus selects complementing units to form dots using substitute or vicinity nozzles.

A liquid droplet ejecting head uses a flexible wall to absorb pressure variations within the common liquid chamber.

A controller generates pre-ejection pulses using a virtual timing signal to maintain ink viscosity during printing pauses.

Relocating the electrical connector to the rear face minimizes dust contamination risks while maintaining reliable data reading stability.

A liquid ejecting apparatus switches ink supply sources to complete maintenance cycles.

Segmented capping process reduces driving load by adhering recording heads sequentially, preventing ink drying and clogging.

A priming system uses a vent closure section to trap gas and build pressure within the ink chamber for rapid nozzle clearing.

A reman ink cartridge chip uses a conversion circuit to modify data and signals for printer communication.

Segmenting the vent path from the diaphragm allows external component placement without compromising backpressure regulation.

A maintenance cap uses ultrasonic transducers to generate acoustic waves that clean printheads in situ.

Guide passages direct ink parallel to the filter plate, preventing clogging and extending lifespan without increasing area.

A head cap featuring a protrusion contacts the ejection face to define a gas-filled closed space around the ink-jet head ports.

A defoaming chamber collects dispersed air bubbles using an integrating portion to concentrate gas near a permeable partition wall.

Liquid supply plate receptacles contain sealing material to prevent wet spreading, ensuring hermetic electrical connections without increasing inkjet head size.

Varying inlet distances on the substrate enhances rigidity to prevent peeling of the ejection port forming member during high-speed recording.

A flexible ink container with a rotatable handle and protruding base member resolves visibility and handling contradictions in liquid supply systems.

Voltage reduction devices protect sense circuitry from overvoltage damage by maintaining safe bias levels during high-power firing operations.

Elastic resin cushions MEMS electrode interfaces, suppressing peeling and stress concentration caused by adhesive curing shrinkage.

Merged ink and solvent cartridges with electronic identification prevent leakage from multiple conduits by controlling flow to maintain ink viscosity.

Segmenting the optical path and subtracting background light isolates droplet signals, resolving measurement precision versus device complexity.