Printing TRIZ Cases

A printer controller divides heating elements into groups to optimize power usage.

A thermal head connector housing includes a support portion under the substrate to maintain electrical connection integrity.

Segmented ink cartridges join tank box units to channel forming units via injected molten resin, resolving design freedom versus apparatus size constraints.

Inclined wiping member prevents instant return at head edge, eliminating ink spattering and reducing wear on corner portions.

A printing apparatus thermal head divides one cycle into multiple segments to form separate print dots.

Rear face wiring electrodes avoid dummy channel openings to prevent corrosion and maintain low electrical resistance at high channel densities.

A printing device circulates fluid through a cleaning circuit to remove impurities before application.

A selective hydrophobizing deposition method targets the ink ejection face of MEMS printheads while preserving nozzle chamber integrity.

Segmented protective coatings resolve the trade-off between humidity resistance and actuator deformation capability in fluid ejection devices.

A control circuit transmits ejection waveform data to suppress ink ejection from nozzles.

Etched grooves in stainless steel plates segment adhesive paths, preventing blockage while maintaining structural strength.

A resilient movable member shields ink supply and air intake portions, preventing damage and leakage when the cartridge is not mounted.

Etched copper layers provide heat spreading and temperature detection, eliminating thermistor failure rates in high jet density print heads.

A liquid cartridge plate member features light-shielding and transmissive regions to enable stable optical detection by a single sensor.

A color conversion LUT creation apparatus derives output values for virtual color materials and sets target dot counts based on dispersibility metrics.

Segmenting the casing body from the detachable cap assembly enables stable replacement without moving the main housing, preventing ink drying and clogging.

Operating below resonant frequency decouples start-stop mechanisms from modulation, resolving ink sensitivity and manufacturing variance.

Piezoelectric actuator inspection electrodes detect resonance frequencies to enable individual nozzle control.

A control output unit generates switch control signals to drive piezoelectric inkjet elements.

Segmented rigid core and collapsible bag resolve volume scalability while maintaining constant printer footprint.

A fluid supply assembly uses a quick-release attachment mechanism to removably connect a printhead assembly to a printing system carriage.

Dual flexible compliance units absorb pressure changes, reducing ink leakage risk and enabling compact housing designs.

A printing controller combines flushing data with rasterized output to maintain nozzle performance during operation.

Alternating convex and concave rigid layer edges compensate for pressure chamber positional deviations, suppressing reduced liquid ejection quantities.

A printhead assembly uses a wicking channel to draw ink via capillary action for nozzle maintenance.

Sealed quick connect fittings enable gravity feed ink supply while preventing operator exposure to toxic ethylene glycol.

An FPGA controls amplifier switching to initiate phase tests, reducing inter-message gaps by eliminating capacitor discharge delays.

A printer control section manages nozzle flushing during idle periods to prepare for subsequent print jobs without manual intervention.

A branch-type damper system distributes ink to multiple recording heads through dedicated supply pipes, ensuring equal pressure and preventing color unevenness.

Segmented signal blocking portions resolve detection accuracy issues caused by varying insertion speeds and partial cartridge placement.

Etching a dry film in a liquid ejection head substrate creates a parallel surface, preventing uneven filler depth and improving manufacturing accuracy.

Alternating inkjet printer modes between color and monochrome operations increases transport speed for grayscale jobs while maintaining print resolution.

Divides pixel areas into processing groups to complement defective nozzle discharges sequentially.

Segmented protective layers dissolve kogation via localized voltage application, restoring thermal conduction without consuming the entire coating.

A porous membrane separates reclaimed ink from air via capillary pressure, preventing bubble formation that causes ejector misfires.

A liquid consuming apparatus measures transit time of ink flow to estimate viscosity directly.

Differential analysis of inspection pattern luminance identifies discharge failure nozzles despite varying CCD sensor sensitivity across the array.

Segmented blade wipers clean overlapping recording element substrates to suppress density unevenness caused by insufficient contact force at joint portions.

Polishing the sub-plate downstream opening surface prevents nozzle plate lift and separation caused by heat-induced warping during multi-chip stacking.

Integrated circuit reads customization bits during reset to adapt operational behavior, replacing multiple physical chips and simplifying inventory management.

Hydrophilic side surfaces guide filling material into gaps, shielding fragile silicon nozzles from wiper damage and static electricity.

Air transmission with reflectors redirects electromagnetic signals, eliminating solid light guides and reducing manufacturing complexity.

Segmented adhesive regions on distinct protrusions isolate bonding materials, preventing mixing that causes curing issues and misalignment.

A controller adjusts ink discharge frequency during carriage movement to ensure complete nozzle purging.

Segmented wiping operations with variable pressure remove ink residue while preventing air bubble intrusion into nozzles during maintenance cycles.

Parallel ink tanks use a circulation path and decompression to degas ink, resolving nozzle clogging and low filling volume trade-offs.

Differentiated flow path enclosure ratios inhibit solvent evaporation in black ink channels, reducing unnecessary expulsion during cleaning operations.

A single pump supplies ink from a main tank to fill and drain tanks, preventing depletion when discharge exceeds fill tank speed.

A pressing portion bends a gusset fold inward, preventing stress concentration and breakage during transport.