Other Printing Apparatus TRIZ Cases

A printing apparatus integrates stirring and pressure reduction mechanisms to prepare ink for discharge.

Asymmetric bending portions in the conveyance path and ejection tray apply correcting forces to reduce back and face curl while a drying device removes liquid.

A recording device housing features a detachable second bottom portion that enables lateral access to internal components without tilting the unit.

Switching unit reconfigures signal assignment using terminal arrangement signals, simplifying relay board layer structure and reducing manufacturing costs.

Flow control devices adjust vacuum pressure to balance adhesion strength and friction, preventing uneven surfaces during transport.

Distributing capping and wiping functions across both sides of the platen reduces the scanning direction footprint while maintaining full nozzle protection.

A recording apparatus manages sheet conveyance using separate paths for cut and continuous sheets to handle jams.

A piezoelectric inkjet head applies pulsed driving signals during non-ejection periods to reduce power consumption.

An image processing apparatus extracts characteristic information from printed materials to generate visual representations of printing conditions.

An inclined guide surface extends from the recording unit to the extraction portion, maintaining medium alignment during discharge.

A liquid cartridge uses a sealing member fitted to a communication passage and a contact surface positioned closer to the liquid chamber.

An image forming apparatus prints and scans test charts to generate diagnostic data for analysis.

Segmenting piezoelectric voltage corrections across printing stages minimizes visible boundaries caused by temperature-induced ink ejection inconsistencies.

Segmenting head flow paths with individual valves reduces ink waste and shortens maintenance time by isolating clogged heads.

Segmenting nozzle arrays into groups enables time-division driving that stabilizes ink discharge and reduces white streaks caused by air currents.

A liquid cartridge sensor outputs data values indicating fluid communication status to the controller.

A printing apparatus adjusts the leading edge margin length dynamically based on actual sheet dimensions to ensure complete image coverage.

An airflow control system supplies makeup air through carrier plate openings to neutralize pressure gradients between the printhead and substrate.

Aligns upstream and downstream shaping portions to stabilize the sheet's wavy state, preventing misalignment and maintaining image recording precision.

An angled air blower directs airflow across a medium to prevent ink flight curves and ensure uniform drying.

A liquid ejecting apparatus estimates residual ink volume using target size and material parameters to initiate printing without full image analysis.

A liquid ejecting apparatus applies intermittent minute vibration signals to agitate ink within the pressure chamber.

A detection circuit monitors transistor drain voltage to identify overcurrent conditions in piezoelectric printheads.

A printer purges nozzle holes using a cap and pump while selectively opening supply valves to manage ink flow.

A single driving source drives feeding and conveying rollers through a switching mechanism, adjusting start timing based on discharge feedback to prevent jams.

A shared data latch circuitry coordinates multiple inkjet nozzle firing cells using a common latched data node to minimize electrical disturbances.

A printer control unit creates separate ink level data for color and background image layers to discharge precise ink quantities from dedicated nozzle groups.

A cartridge fixation structure restricts case movement to stabilize electrical connections and ink supply.

A differential amplifier circuit amplifies voltage differences between signal lines to output precise temperature information.

Inkjet head ejects judging patterns to detect positional relationships and adjust nozzle ejection conditions.

Synchronized individual and common electrode potentials increase piezoelectric deformation amplitude, boosting discharge energy for precise ink control.

An ink tank uses a needle tube mechanism to seal the air port, preventing ink contamination during replacement.

Segmented heating units with independent control suppress center-to-end temperature differences, ensuring consistent ink drying.

Encoder signal up-sampling adjusts firing phases to align ink drops, correcting misalignments from non-uniform nozzle spacing and media variations.

A tape printing apparatus cutter restricting portion constrains cutting blade movement during half-cutting operations.

A print head inspection unit detects recording element abnormalities to enable immediate recovery or disabling.

A liquid ejection apparatus selects a transport mode to close the second open-to-atmosphere channel.

Liquid ejecting apparatus detects nozzle abnormal ejections to trigger maintenance operations based on required repair time thresholds.

A cap with an elastic connection portion biases away from the filling port to enable direct ink injection access.

A liquid ejecting apparatus adjusts vibration intensity to vary flushing ink ejection quantities.

A pressing unit with detachable attachment portions and a rocking frame mechanism generates variable actuation forces for transport rollers.

A support program caches printer capability information in memory to generate print setting screens without repeated device communication.

Resilient couplings link modular print units to a structural vacuum conduit, reducing air leaks and vertical banding defects.

A fluorinated ethylene propylene and silicone belt levels viscous gel ink at a pressure nip, preventing image offset during simultaneous ultraviolet curing.

An integrated storage compartment with a capping seal prevents ink drying while eliminating separate packaging to reduce swapping time.

A liquid ejecting apparatus uses a control circuit to restrict drive signal generation during non-contact power transmission.

A single sensor detects distinguishing platen features to identify component type, resolving substrate handling contradictions.

An inkjet printhead substrate uses an isolation layer to prevent corrosion propagation between heater lines.