Other Printing Apparatus TRIZ Cases

Liquid circulation prevents nozzle clogging and air bubble incorporation during module replacement.

Local pixel metric evaluation triggers selective treatment ejection to minimize substrate warping and reduce unnecessary fluid consumption.

A printer cutting unit standby position overlaps the liquid storage part in plan view to reduce apparatus size.

A liquid supply valve uses a movable body to switch connection states between flow channels.

Adjustable bar members alter the carrying path of roll medium to rectify misalignment caused by axis errors during re-rolling.

Decoupling the control unit from the droplet forming unit via a moveable connection prevents inertia forces from disrupting accurate ink placement.

Narrower first engaging portion space suppresses edge holder rotation, enabling smooth sliding without compromising guiding stability.

A gripping unit uses a rotating friction wheel to fold paper upwardly between parallel wheels.

A printing apparatus controls media overlap conveyance to prevent quality deterioration during separation.

Segmented circulation paths eliminate heat dissipation losses at the cooler during heating, reducing power consumption and stabilizing ink temperature faster.

A controller adjusts droplet data to redistribute ink mass across pixels, enabling higher conveyance speeds without compromising image density.

A printing device incorporates a partially accommodated liquid storage body with an exposed filling port and protective housing.

A printing apparatus uses a single-frame rotational shaft support to create access gaps for sheet insertion and removal.

A pivotable restriction member urges against the paper roll periphery to prevent unloading when the loose end is pulled.

A printer heating system uses a circuit-switching device to direct hot air through impinging holes during printing and recirculate it back to the heater.

Synchronized core shafts enable duplex printing on a single press section, reducing equipment cost and footprint.

A composite medium pressing member uses stacked materials with differing thermal expansion coefficients to maintain structural stability during printing.

Processing module parses marking data packets to extract control instructions and parameters for direct transfer to laser and galvanometer modules.

A printing device control unit calculates and corrects non-electrifying time based on shaft rotation detection signals to maintain operational timing.

A printer tray relief section accommodates the feeding unit to enable compact internal storage.

An exhaust passage bifurcates to route condensed solvent vapors to a removable waste bottle, preventing downstream component contamination.

A cutting device controller adjusts movable blade positions using remaining sensor data to maintain accurate tape separation.

A controller forms test patterns to detect conveyance distance errors in an image forming apparatus.

Automated controller adjusts recording heads using test image data to correct nozzle misalignment, eliminating manual technician adjustments.

Switches between pressurized and valve-free ink supply paths to discharge trapped air bubbles from flow path corners.

A sub-tank system with a controller that manages an air-discharge valve to maintain ink viscosity.

A cooling unit lowers recording medium temperature before a humidification unit adds moisture to the substrate.

A printing apparatus adjusts roller command speeds to manage tension during conveyance.

Brightness measuring units adjust corona intensity to prevent post-bullet buried issues and improve color developability.

Image sensor captures ejection surface data to identify ink flight obstructions, enabling targeted recovery for multiple neighboring nozzle failures.

Segmented clamp portions press media onto table surfaces while a gap allows cutters to pass without interference, eliminating detachment steps.

An electrode sensor monitors liquid height in the tank to prevent blank driving during refills.

A printer controller extracts image information from a printed test pattern to acquire control data for unknown consumables.

A printer detects paper tray insertion status using an insertion sensing unit to manage sheet transport operations.

Segmented driving sources isolate feed rollers from suction mechanisms, eliminating unnecessary ink consumption during sheet nipping operations.

A recording apparatus uses a guiding portion on an opening member to direct rolled sheets into the containing portion.

A recording apparatus positions a driven roller inside a plate cutout to contact the medium near the liquid ejection head chips.

Carriage-mounted detector verifies sheet presence at a preset position, eliminating lengthy edge detection processes that cause ink wastage and device smearing.

Shielding portions intercept liquid mist between intersecting nozzle rows while absorbent collecting members capture the aerosol.

A rotatable lid member on a printer carriage exposes or conceals the ink supply port to manage access.

A printer pickup roller reverses rotation to eject media during cassette removal.

A controller uses cover sensor positional signals to manage ink injection timing within an inkjet recording apparatus.

A switchable discharge unit adjusts nip force based on sheet length to ensure accurate conveyance.

Concave support rollers stabilize printing medium during high-speed ink discharge to prevent wrinkle formation across the full width.

A discharge controller adjusts the drive cycle based on relative movement to stabilize ink ejection.

A liquid droplet ejecting apparatus uses a dual circulating path system to regulate ink pressure and temperature across multiple nozzles.

Alternating odd and even heating element strobe widths prevents heat accumulation that distorts printed characters.

A feeder uses a concave inner guide to transport print media along a U-shaped path.

An inkjet recording apparatus cures deposited ink layers to form three-dimensional images.

A printing apparatus control unit interrupts multi-phase maintenance processing when the carriage moves, ensuring proper nozzle recovery operations.