Printing TRIZ Cases

A resin damper coated with an inorganic film warps to suppress pressure fluctuations in liquid discharge heads.

Segmented power supplies and intermediary stabilization circuits manage high voltage actuation, preventing ink precipitation and maintaining image quality.

A liquid ejection apparatus estimates print head temperature during ink filling to set sensor correction values.

A light emitter projects a spatial intensity profile with an off-axis peak onto a detector to identify droplet ejection from inkjet nozzles.

Capillary channels guide gas bubbles out of horizontal ink conduits while maintaining continuous liquid flow.

Buoyancy moves a rotating member inside the cartridge to obstruct light, preventing air intake damage when ink runs out.

A maintenance pump circulates ink through a filtration unit to remove bubbles from the supply passage without discharging liquid from nozzles.

A thermal head design positions a protection film to suppress crack extension in the glass storage layer, preventing chip formation and electrode deterioration.

An adaptive flushing system processes bit planes to identify candidate pixels for targeted nozzle maintenance.

Recirculation control prevents nozzle clogging from sedimentation by maintaining constant ink movement and pressure stability.

Stacked resistor layers with varying metal silicon nitride compositions suppress resistance variations during repeated driving cycles.

Intermediate pulses reduce pressure fluctuations in inkjet printer nozzles to maintain droplet consistency and extend cleaning intervals.

A liquid discharging apparatus segments the nozzle formation surface to protect against film wear.

Simultaneous multi-color discharging control reduces printing downtime by evacuating dissolved gases from all deaeration modules concurrently.

Segmented lateral components secure cartridges while simplifying assembly and reducing manufacturing complexity.

Ultrasonic cavitation removes debris from inkjet nozzles, preventing coating abrasion and clogging.

Series-connected test heaters enable accurate resistance measurement without increasing pad count, preventing semiconductor device upsizing.

A liquid discharge buffer tank uses supplement channel exit velocity to collide ink against inner walls for rapid diffusion.

A second ink conduit with a smaller internal cross-sectional area increases flow speed to entrain and remove trapped air bubbles from the printhead.

Dual roller rotation detection calculates wiping member diameter to track remaining length in liquid ejecting apparatuses.

Controller segments air pump priming operations by detecting individual ink supply levels, reducing unnecessary ink waste during cartridge replacement cycles.

An integrally molded liquid holding member reduces assembly time and enables component reuse by utilizing capillary action within convex portions.

A liquid discharge head uses a cured epoxy resin support member to prevent peeling from the substrate.

An image processing apparatus calculates reduced preprocessing liquid amounts for superposed pixels to optimize ink fixability.

Wedge-shaped forked ends on a clamp plate affix a dispensing spout to a pliable reservoir, resolving alignment instability during liquid supply replacement.

Segmenting the fixation mechanism into a replaceable pressing member and a durable buckle eliminates handle elasticity loss, ensuring accurate positioning.

Gravity opens the valve while reservoir pressure closes it, preventing hydraulic lock from the ink filter and eliminating active actuators.

Thermal bonding of a filter to a melting unit prevents displacement during assembly, avoiding deformation caused by mechanical pin engagement.

A belt-shaped web wipes a nozzle face while an elastic blade cleans itself against the moving web, reducing web consumption and waste liquid scattering.

A head unit corrects temperature signals using elapsed time data to stabilize dispensing control.

Merged common electrode and lead design prevents voltage drops during simultaneous piezoelectric element driving, ensuring stable ink ejecting properties.

Segmented insulating films protect piezoelectric elements from moisture while maintaining displacement, resolving reliability trade-offs.

A pivotable lever positions a light-blocking portion lower when detached to protect the component from external impacts.

A printer control unit uses a float sensor and QR code reader to verify ink tank emptiness and type compatibility before exchange.

Conductor layers manage residual compressive stress to reduce undulation deformation in piezoelectric ink jet heads.

A ceramic hydraulic distributor controls fluid flow through mechanical movement of planar surfaces.

Detection circuit isolates piezoelectric element potential from drive signal interference using segmented amplifier topology.

A circulation mechanism adjusts liquid temperature using a heating element and sensor to maintain ink viscosity.

A controller circuit segments ink jet nozzles to mandatorily eject ink only from groups required for specific image widths.

A controller balances nozzle usage by adjusting firing frequency to distribute workload evenly across printheads.

Cured resin droplets form protective projections around nozzle holes, preventing recording paper contact and ensuring accurate ink jetting.

Micro-vibration pulses prevent solid particle sedimentation in ink chambers, stabilizing droplet ejection.

Segmented pulse patterns heat distinct color planes sequentially, enabling multicolor output while reducing peak power demands.

A liquid discharge method applies a drive pulse with varying potentials to a piezoelectric element.

Reduced fluorine content in the nozzle section lowers electrostatic propensity, preventing mist attachment on the nozzle forming surface.

A second layer heater overlaps the temperature sensor in a recording element substrate to reduce thermal resistance and boost detection sensitivity.

A side electrode blocks electric field interference between adjacent nozzles, enabling independent operation and high-resolution printing.

Merges the liquid flow channel unit and head body into a single structure, utilizing vertical dead space for wiring while the film damper suppresses pulsation.

Insulating protective layer covers exposed underlayer portions of gold or platinum wiring in liquid ejecting heads to prevent corrosion.