Other Printing Apparatus TRIZ Cases

A regulating unit constrains feed roller rotation during cassette withdrawal to prevent position shift and multiple sheet feeding.

An opening cover doubles as part of the paper path, letting ink storage cross the access path to increase capacity without enlarging the printer.

A crossed 3D layout of containers and intermediate tanks increases ink capacity while keeping the printer compact and easier to service.

Independent segment guidance and pressure loading reduce conveyor lateral play, improving sheet register accuracy in printing.

A guided shaft-and-base loading structure lets operators place and insert a new roll sheet at the printer, cutting replacement time and handling steps.

A quick-drying lubricant and integrated discharge assisting member keep media clean while maintaining reliable discharge from the roller pair.

Cover contact parts hold the liquid container tap in position, keeping needle alignment stable and helping prevent ink leakage.

Reference-mark measurement detects substrate expansion during inkjet printing, enabling pulse correction to preserve alignment and print accuracy.

Dual heaters staged in the drying duct preheat airflow for more uniform inkjet media drying, improving throughput and chafing resistance.

An upstream friction mechanism scrapes hard foreign matter from recording paper to reduce thermal head wear and extend printer life.

Higher initial substrate tension and controlled pinch-roller slip speed de-skew alignment, then switch to printing tension to avoid wrinkles.

A single color inspection job measures charts from multiple printers and simplifies duplex print setup while preserving per-printer results.

Small staged conveyance between scans shifts the medium away from air outlet gaps, reducing uneven drying and thermal damage during inkjet interruptions.

A pull-out receiver doubles as the scraper carrier, clearing paper dust from the cleaner while making disposal easier and avoiding extra mechanisms.

Direct roll heating dries inkjet images with lower energy use than infrared dryers, helping prevent paper curling and smudging.

Temperature-triggered circulation and ventilation keep ink stable after printing, preventing heat-driven aggregation and ejection failure.

Combining two non-phenolic color developers improves thermal paper image density, sensitivity, and stability without phenolic safety concerns.

Phase-shifted clocks feed thermal head blocks in parallel to keep print speed high while reducing current fluctuation and common-mode noise.

A single-screen display combines cartridge and container ink levels so users can judge remaining print capacity more accurately.

Media-aware test pattern reading adjusts light quantity to detect droplet landing errors and improve full-line inkjet print accuracy.

Selective nozzle inspection and post-recovery checks stabilize ink droplet flight and landing accuracy without slowing printing productivity.

A shutter and contact-state sensing stop printer motion when a worker can reach the print section, reducing confinement risk during maintenance.

A switchable loop mechanism routes receipts to either side, avoiding interference with displays or card readers and reducing jams.

Selectable reset values tied to ink bottle capacity keep ink consumption tracking accurate and prevent false low-ink alerts in printing.

A rear synthetic resin layer with at least 0.8 GPa modulus cuts roller friction, reducing image offset and alignment errors in dye sublimation printing.

A ducted airflow lifts low-rigidity sheets off the conveying belt without image-surface contact, improving separation before full drying.

Surface tension removes residual chemical liquid from an inkjet head nozzle face without contact, preserving nozzle alignment and process reliability.

Separate wind tunnels cool nearby drive circuits while blocking ink mist, preserving discharge stability and preventing short circuits.

A detachable dual-sensor mount enables precise position and tilt adjustment, reducing misalignment and protecting print quality.

Deep isolation between switch well layers cuts power-supply noise, enabling more accurate heater temperature sensing in liquid discharging heads.

Momentary recording interruption lets roll media be attached to the take-up unit at the right position, preventing color unevenness and sheet waste.

A PFAS-free laminate blend of silicone fluid, polymers, UV absorber, and beads improves print release, scratch resistance, and color stability.

Light-absorbing roller surfaces cut reflection noise during transparent media image inspection, improving accuracy at low cost.

Selectable receipt loop direction avoids interference with displays or card readers while maintaining smooth paper discharge and print quality.

Continuous ink discharge during printing keeps concentrated ink from building up, preserving ejection stability without downtime.

Crossed grooves in the waste ink receptacle diffuse discharged ink droplets, limiting splashing, leakage, and casing contamination.

Expandable and retractable suction zones match substrate width and loading conditions to secure inkjet media with less unnecessary vacuum area.

A printer first sends summary nozzle failure data, then requests detailed nozzle information only when needed to cut communication time.

A vertically stacked printer and powder unit recycles excess adhesive powder automatically, cutting floor space and static-related quality loss.

Synchronized drive boards and waveform control let multiple inkjet heads print aligned sections at high precision with lower power use.

Lowering fixing temperature after a jam or cancel keeps partially printed ink fixed and helps prevent contamination inside the recorder.

Rates shared setting changes by relevance so connected devices can apply useful configuration updates with less manual setup.

Switching drive and sensing at residual vibration extreme points improves nozzle vibration detection and ejection state accuracy.

Comparing processed data with pre-processing data catches quality loss before image conversion, enabling reprocessing and better output.

Bending substrate-web edges below the print zone stabilizes waviness, prevents wrinkles, and protects inkjet printheads during decorative printing.

A guided filling path and flexible liquid holder keep ink off visible surfaces while preventing escape during shocks or orientation changes.

Angled sheet scanning lets thin nozzle-check lines avoid sensor chip gaps, improving ink ejection malfunction detection accuracy.

A recessed carriage redirects drying air away from the print head, preserving ink placement while speeding ink drying on the recording medium.

Wiper speed is tuned to contact angle and viscosity so nozzle surfaces are cleaned more completely across different liquid conditions.

A single cartridge interface alternates ink and solvent to flush supply pathways, prevent pigment sediment blockages, and keep ink viscosity stable.

A management device tracks user and vendor ink stocks with expiry dates to determine optimal cartridge distribution.

Air discharge system manages inert gas flow in UV curing process chamber to stabilize ink characteristics.

A printing apparatus detects paper presence to suspend ink ribbon initialization, preventing material waste during idle states.

A liquid ejecting apparatus segments ink storage into fixed and movable casings to stabilize hydraulic head pressure.

Segmented support members with differential rigidity maintain positional stability despite resin housing thermal expansion.

A relay conveyance apparatus integrates a localized cooling mechanism with a mechanical guide switch to manage thermal conditions during operation.

Printed targets with reference distances enable quantitative assessment of cutting errors caused by medium distortion and misalignment.

A liquid discharging device returns ink to the cartridge before storage.

Segmented drop waveforms control liquid stream breakup to produce precise volume drops, eliminating acoustic stimulation crosstalk between neighboring jets.

A liquid replenishment container uses a spout-mounted absorber to capture splashed ink during insertion and removal operations.

Segmented ink grooves with varying tilt angles guide discharged ink toward a large-capacity absorber, preventing accumulation on non-horizontal surfaces.

A liquid ejection head uses an intermediary carrier to join the element substrate, ensuring precise alignment during manufacturing.

A control unit manages ejection timing of photocurable liquids to absorb stray ultraviolet light during printing operations.

Multiple optical encoders detect in-track and cross-track stretch to resolve measurement precision limits caused by single-point monitoring.

A controller triggers discharge testing upon receiving a potential record signal to store current nozzle condition data.

Varying hole cross-sections reduces air consumption while maintaining holding force, resolving ink positioning inaccuracies in printing devices.

Dynamic retention control across parallel conveyance passages reduces drying time without adding dedicated drying units.

A concave drive roller profile applies lateral stretching forces to transport media along a printing path.

A liquid holding portion upstream of the recording head traps paper dust to prevent nozzle clogging during high-speed transport.

A liquid discharge apparatus moves an ultraviolet irradiator in orthogonal directions to align with the ink discharge head.

A control unit adjusts detection thresholds based on recording medium thickness to identify sheet lifting via optical sensors.

Segmented ultraviolet curing suppresses temperature rise and dot gain variation across multiple passes, ensuring uniform print quality.

A control unit adjusts ink discharge at joint parts of zigzag arranged recording heads to maintain image quality.

A liquid discharge apparatus synchronizes electromagnetic wave irradiation with intermittent recording medium conveyance to ensure uniform ink drying.

Rotatable and displaceable tube holders absorb ink tube deformation during carriage reciprocation, reducing accumulated load on the flexible conduit.

Upstream and downstream destaticizing portions neutralize recording medium charge, preventing driving roller sticking and discharge head contamination.

A recording device cassette moves to a removal position for easy media replacement.

A printer case assembly structure uses elastic hook units to join components without external tools.

A processing device displays operation windows from multiple devices on a single panel to enable drag-and-drop button movement.

Localized arc-shaped ribs on a printer cover prevent structural deviation from the closed position, ensuring secure container attachment.

An elastic pressing member holds an avoiding cover that pivots upward when paper jams, allowing the printer upper cover to open without manual blade resetting.

A pause function reduces inkjet substrate web feed speed to a predetermined value, allowing environmental adaptation before resuming printing.

Slave presses calculate print start times based on master encoder readings and convergence distances to prevent spatial divergence.

An ink circulation loop with a pump prevents coloring material settling that clogs nozzles and degrades print quality.

Negative pressure presses the recording medium against a flat heatable body, eliminating slip-stick friction and ensuring uniform thermal transfer.

A controller adjusts a drying shutter position based on transport speed to regulate heat application during inkjet printing.

Stepwise pattern selection resolves visual distinction difficulties in bidirectional printing by allowing accurate dot alignment through segmented test charts.

Asymmetric air intake and chamber layout in an ink cartridge enclosure prevents incorrect installation and reduces ink wastage.

A pressure adjuster modifies ink air chamber pressure to enable selective purge operations across multiple inkjet heads.

A bi-directional motor rotates a D-shaped ejection roller to open a door and eject web, reducing device complexity by replacing multiple motors with one system.

Dual edge sensors calculate base material displacement in the transport direction without register marks.

Segmented cartridge housing with independent plate and lever members closes detection windows to resolve measurement precision versus exchange time trade-offs.

Switching PID parameters between jetting and non-jetting states suppresses pressure fluctuations in the ink jet head, maintaining consistent dot diameter.

Positioning an airflow generating unit outside the carriage suppresses vibration transmission to the discharging head while cooling the head driving circuit.

A cassette with a protruded supporter extends laterally to hold larger media within a compact footprint.

A filling port sensor detects cap attachment to trigger ink level updates via user input.

Selective valve control in vacuum platen airflow zones prevents edge air currents that deflect ink droplets and blur printed images.

Detects periodical ejection malfunction nozzles via offset test patterns, reducing storage capacity needs.

Vacuum pressure couples a porous belt to the web, eliminating dust generation from mechanical rollers.

A magnetic field detects pivotable member position to determine liquid volume, preventing errors from bubbles or surface tension.