Other Printing Apparatus TRIZ Cases

A temperature sensor monitors the recording head to stop ink ejection when conditions exceed a predetermined range.

Adjusts drying energy and web tension to reduce undulation in printed recording media, maintaining flatness without compromising color space.

A printing apparatus updates ink residual amounts by counting discharge signals from operational nozzles only.

LED curing systems in drum printers deliver precise ink solidification while maintaining low substrate temperatures to prevent deformation.

A controller adjusts printing fluid volume across multiple passes to maintain consistent nozzle delivery.

Liquid container light-emitting unit standardizes brightness via integrated storage element controlling LED output.

An integrated circuit restricts base driving signals based on print width information to control ink discharge timing.

Simultaneous imaging of reference marks and writing heads enables precise alignment adjustment, reducing production costs associated with large carriage masks.

Relocating tube holding members to the paper discharge frame prevents interference with flexible cables during carriage scanning.

A flexible printed substrate with segmented detection electrodes and constant voltage wiring measures capacitance changes to monitor liquid levels.

Reverse roller rotation cancels paper skew in a manual bypass path, preventing wasteful consumption of misaligned sheets.

Shared fire lines deliver programming energy to EPROM cells, reducing manufacturing complexity and addressing time.

A printing apparatus allocates multiple power circuits to nozzle groups based on drive voltage requirements.

A cleaning assembly for drop-on-demand print heads uses a moving contact element and suction holes to wipe nozzle plates.

A printer control method reads configuration data from memory attached to a communication cable.

Sequential heating rollers prevent abrupt temperature rises that cause curling and wrinkles in ink-jet printed objects.

Controller analyzes image data characteristics to select appropriate printing mode, preventing unintended image formation when explicit instructions are absent.

Controller sets ink quantity count values using user feedback to resolve contradictions between measurement precision and ease of operation.

Longitudinal plates with through-holes reduce air resistance and suction power consumption while maintaining rigid support.

A linescan camera captures simultaneous images of ink droplets to measure velocity and size for real-time printhead adjustment.

A liquid jetting apparatus uses a heat spreader to dissipate driver IC thermal energy through exposed wirings.

A printing apparatus detects roll medium exhaustion through support member separation from a groove engagement.

Segmented nozzle arrays with independent caps prevent ink thickening during monochrome printing while maintaining high throughput.

A printing apparatus controls maintenance operations based on conveyance-direction distance during tiled printing.

Separating ejection passes prevents mixing between ancillary and image forming liquids, reducing satellite formation and blurs caused by electrostatic charges.

Segmented sealing prevents ink spouting during cap removal while maintaining reliable fluid control.

Printer controller adjusts activation signals based on measured drop size to compensate for printhead degradation and maintain image quality.

A controller selects endmost nozzles in overlapping head block regions to maintain consistent ink ejection order.

Segmented nozzle groups with a drying promotion buffer prevent ink running while suppressing depth of shade non-uniformity.

A liquid feed unit manages ink supply timing using displacement member detection to maintain optimal negative pressure.

A tension applying member and torque limiter maintain media transport in inkjet printers.

A holding member features a regulating portion that narrows the insertion space to guide liquid storage containers into correct orientation.

A recording device housing reduces vertical size by arranging a flow path to overlap with the discharge space when viewed from the feeding direction.

An image correction system manages density correction information for chromatic and achromatic inks to maintain visual quality.

Positioning the code wheel vertically within the carriage path reduces device width while maintaining high detection accuracy.

Integrated casing protects inlet port sealing member while air introducing path maintains pressure balance for stable ink supply.

Interchangeable dryer modules with sliding lamp mounts adjust airflow and heat distribution.

A movable filter captures foreign matter from cleaning fluid, preventing discharge port clogging and reducing replacement frequency.

A control unit calculates measurable patch counts within drying holding times to generate color chart data.

Stepped supply paths with varying widths resolve the conflict between large chamber capacity and manufacturing precision, reducing recovery operations.

Segmented printhead traversal compensates for missing nozzles by indexing media and reprinting areas with opposite-direction passes.

A print device manages nozzle maintenance by soaking the cap with cleaning liquid to prevent ink drying.

Shielding plates and a distant housing block stray UV light, preventing premature ink curing on nozzle surfaces and ensuring stable ejection.

Detection units identify roll paper end adherence states to control conveyance direction and prevent fragment accumulation in the path.

A cloud-based system calculates optimal drive waveforms for inkjet heads using physical property parameters.

Lifting arms raise a media stage through the cover opening, resolving visibility issues in deep cavities.

Segmented drive mechanisms and removable covers resolve trapped paper jam issues while maintaining compact architecture.

A pressure sensor detects liquid pressure in an ink channel to identify abnormalities during operation.

Controller derives edge positions from sensors to adjust ink ejection timing when minimum margin values fall below a threshold, preventing lopsided images.