Printing TRIZ Cases

A nozzle system discharges black and color ink droplets to form composite black dots for monochrome images.

Peristaltic pumping heads recirculate ink from printheads to supply units, removing air bubbles and preventing pigment settlement without discarding fluid.

A modular filter module integrates ink and solvent filtration within a manifold structure to simplify assembly.

A printhead determination circuit assesses voltage potential normalcy at drive terminals to enable safe printing operations.

A cleaning device holder uses a protruding part inserted into the guard member opening to guide alignment without contacting the jet plate.

Tapered recesses guide elastic bodies into position while protruding portions prevent flexible member clinging during bending.

Separating the ASIC from MEMS dice reduces manufacturing complexity while increasing production yield through standardized modules.

Counter electrode minimizes distance difference to ensure uniform film thickness reduction, preventing uneven heat conduction and unstable ejection performance.

Dual suction ports at opposite gravity ends mix high and low concentration ink zones, preventing precipitation gradients during ejection.

A light beam scanning device uses separate adjusting devices to bend a first mirror and orient a second mirror for precise optical alignment.

PECVD-deposited ceramic layers on silicon wafers improve mechanical robustness and reduce particulate trapping in high-density MEMS arrays.

Positioning a capacitance sensor near the waste ink tank back surface improves detection accuracy while preventing erroneous readings caused by flowing ink.

A scraper transfers ink from a wiper to an absorbing material, preventing solidified fragments from degrading cleaning performance.

A liquid container outlet unit integrates a supply channel check valve and a bypass channel on-off valve for stable fluid delivery.

A rotating tubular chassis mounts wiper members to wipe elongate inkjet printhead nozzles along the media feed direction.

A liquid supply device circulates ink through a heated conduit and filter to maintain stable viscosity.

Asymmetric electrode connecting portions compensate for actuator misalignment to reduce droplet ejection speed variations.

Dual chambers and nested vacuum generators resolve temperature control precision issues while maintaining high carriage speed.

A buffer tank with a larger cross-sectional area absorbs pressure fluctuations to stabilize fluid pressure in inkjet recording apparatuses.

Segmented printhead architecture pairs yellow nozzles with black on one die and cyan magenta on another to enable distinct drop weight configurations.

Drive control inputs stirring signals to a piezoelectric element during non-ejection intervals, preventing viscosity increase and preserving image quality.

A fluidic dispensing device employs a rotating stir bar to remix fluid near the ejection chip, preventing particulate settling and clogging.

Segmenting the lid member with an inserted protrusion reduces disassembly force and takt time while maintaining liquid holding capacity.

Perforated partition walls divide a storage tank to maintain agitation fluidity while preventing sloshing in particle-dispersed substrate processing liquids.

A printing apparatus controller adjusts ink supply and collection pumps during idle operations to stabilize fluid levels before print starting.

An elastic member forms a shared wall between a gas chamber and a liquid supply channel to absorb pressure fluctuations and stabilize discharge.

Dual sensors in a rotatable ink container detect ink levels via conductivity at specific positions, resolving detection errors when head orientation changes.

An elastic connecting mechanism absorbs cumulative dimensional errors between cartridges, ensuring accurate alignment with printer positioning pins.

A concave curved surface on the armature distributes stress during pivoting to enable high-speed printing.

Solvent pressure dissolves pigment sediment in ink circuits, preventing clogs that interrupt continuous printing operations.

A liquid ejecting head uses a camera to image nozzle surfaces for targeted maintenance.

Segmented photosensitive resin walls suppress deformation to maintain high ejection frequency despite dense nozzle integration.

Segmented common electrodes with distributed wiring lines maintain uniform electric potential across piezoelectric actuator arrays.

A printing cartridge identification portion records data read by an optical sensor inside the mounting area.

A liquid discharge apparatus uses a vertically arranged storage chamber to create a head difference that drives liquid into the filter chamber.

An ellipsoidal laser irradiation unit focuses pulse beams into elliptical spots for precise trench formation on stationary workpieces.

An electromagnetic clutch mechanism selectively connects and disconnects to manage drive force transmission states within an image forming apparatus.

Protruding and extending portions on the terminal disposition wall maintain contact alignment despite pressurization chamber deformation.

Elastic deformation in movable waste reservoirs maintains secure contact, preventing separation under pressure.

Segmented driving signals suppress residual vibration in low viscosity ink by timing a second contraction step opposite the discharge direction.

Composite needle materials enhance connection reliability while reducing manufacturing complexity for repeated insertions.

Adjustable start-of-reading timing adapts to document binding orientation during duplex scanning.

A liquid absorbing material features a projecting portion that fits into the discharge channel to guide ink flow toward the suction port.

Segmented inlet tubes and solenoid valves in a printhead manifold reduce air bubble entrapment risks while maintaining reliable ink supply.

A liquid ejecting apparatus manages ink distribution through a supply flow path and a return flow path to maintain stable fluid delivery.

Active circulation prevents nozzle clogging from white ink sedimentation, ensuring uniform image density.

Synchronizes piezoelectric drive signals to minimize electrical interference on the common electrode.

Intensified refresh measures revive defective nozzles during printing, preventing maintenance interruptions and maintaining print quality.

Dynamic pulse power adjustment resolves the contradiction between high bubble impulse for decap recovery and low energy consumption during normal printing.