Other Printing Apparatus TRIZ Cases

Periodic preparatory waveforms prevent viscosity increase near meniscuses, ensuring reliable ink discharge without reverberation.

A slitter unit with rotating upper and lower blades ensures proper feeding of printing medium into the cutting mechanism.

A transport device cover secures to a storage section via a winding shaft.

A print device cap uses an elastic wall and plate to maintain ejection surface humidity.

Spaced contact portions on a detecting lever prevent sheet floating up from the platen, avoiding jams and soiling near the recording head.

Adjusting drive voltage based on discharge ink amount reduces first print out time while maintaining image recording quality.

LED module divides light sources into areas to adjust emission intensity, reducing stray light and ensuring uniform ink curing.

Multi-wavelength sensors determine ink type by measuring spectral absorption, resolving identification accuracy and device complexity trade-offs.

A nested ink replenishing container uses an outer shell to protect the inner storage volume from mechanical damage.

Osmotic solvent separation removes water from aqueous ink droplets using a permeable transfer substrate and concentrated draw solution.

Swapping faulty printheads with pre-warmed margin units eliminates warm-up delays and purge cycles, maintaining printing quality without downtime.

Dynamic light emitting quantity adjustment during carriage traversal improves measurement precision of sheet edge positions while reducing loss of time.

A control server manages multiple printers via persistent WebSocket connections.

An air cushion separates the transport belt from the plenum, reducing wear and motor power consumption while maintaining vacuum hold on print media.

Selective discharge of insertion sheets only when request sources change reduces waste while maintaining sorting efficiency and printing throughput.

Side-mounted sensors and arms detect blade position, resolving the contradiction between detection precision and device height in printing apparatuses.

Segmented heating zones adjust target curing temperatures per image density to prevent overcuring light areas while ensuring dense portions fully cure.

Delaying light emission until facing detection prevents misjudgment caused by manufacturing errors in adjacent position sensing.

A pick-up device with a suction mechanism holds the leading edge of a wide web, reducing operator lifting effort during manual loading.

A sponge member scrapes residual from a conveyance belt, preventing solidification that damages the belt and reduces its operational lifetime.

Segmented heating rollers dry ink while neutralizing plastic deformation to maintain sheet flatness.

A fluid ejecting apparatus deposits colorless ink onto colored images and cures it with ultraviolet light to create textured surfaces.

Segmented tank chambers isolate detection zones from flow fluctuations, ensuring accurate remaining liquid assessment.

A circuit substrate includes a convex barrier that redirects ink droplets toward an overvoltage detection terminal, protecting the storage device from damage.

Adjusting pre-processing liquid amount and drying strength by image resolution reduces bleeding and contraction.

An airflow generator creates directed air to localize heating on inked areas, preventing excessive temperature rise on blank zones.

A movable transparent belt removes adhering substances from the irradiation gap to prevent light scattering and ensure consistent solvent evaporation.

A liquid ejection head drive circuit applies distinct auxiliary pulse widths to an actuator for single and multiple droplet ejections.

A liquid ejecting apparatus uses a restrictor valve to control ink circulation for stable pressure build-up.

A recording apparatus positions a document reading mechanism unit above the main body to integrate scanning functions within the existing structural envelope.

A drying apparatus measures medium moisture and adjusts heating energy to maintain optimal drying conditions for printed images.

An actuating lever relays closing actions from separate covers to a single detection switch, reducing component count and manufacturing costs.

A torsion-proof compensating bar links counter-pressure element end regions via gear racks to maintain parallel orientation.

An image processing device calculates and displays consumption indices to enable user setting adjustments.

Lateral liquid storage portion extends depthwise within an inkjet recording apparatus, increasing volume without protruding from the front surface.

A mechanical locking mechanism links a movable cutter unit to a door locking member, resolving safety and maintenance trade-offs.

A printhead integrates a heater and temperature sensor to monitor thermal changes during ink discharge for precise nozzle state evaluation.

Measures drop parameter differences at varying fill densities and adjusts resonance tuning to eliminate banding and streaking artifacts.

A controlling apparatus monitors liquid levels in replacement and buffer tanks to notify users when replacement is possible.

Dual pulse timing controls inkjet droplet volume within ±40% without altering hydrostatic pressure, eliminating complex pressure regulation mechanisms.

Cover pivots on axis to position sealing member, resolving ink contamination and positioning accuracy trade-off.

An asymmetric liquid-communication flow path with a narrow section prevents air trapping in the liquid supply section during multi-tank operation.

Reversing the pump direction clears residue and prevents clogs, eliminating manual flushing downtime.

Sequential illumination of photo-curable ink prevents color bleeding and improves glossiness on plastic or glass by managing fluidity during curing.

Segmented vacuum pumps remove residual ink from nozzle arrays and sub-tanks to prevent leakage during transport while enabling ink reuse.

A sensor calibration method adjusts drive unit positioning to maintain detection accuracy in image recording apparatuses.

Placing test patterns in gaps between adjacent images reduces non-image regions, optimizing paper usage while maintaining printing reliability.

Dual feed lines separate ink supply from bubble recovery, bypassing filter resistance to maintain optimal ink levels and improve image quality.

An inclined reception surface distributes lifting stress away from screw attachments, preventing structural damage when users lift the printer by the ink tank.

An integrated assembly merges the storage unit and receiving unit into a single detachable structure, resolving space constraints during waste disposal.