Inking Apparatus TRIZ Cases

Continuous ink circulation through nozzles during idle periods prevents drying, reducing viscosity and eliminating maintenance spits.

Conductive holder connects fixing plate to support body, resolving unstable grounding from folded portion deformation.

A laser label printer uses a disposable window to protect the focusing lens from contamination during marking.

A liquid ejection head uses second supply and discharge passages with varying cross-sectional areas to ensure uniform ink flow.

A liquid dispenser uses a diverter member and guide structure to direct fluid flow through an outlet opening.

An inkjet head with an inclined base surface and ultrasonic vibration prevents particle precipitation, ensuring consistent luminance in display devices.

A drive method detects resistor potential during non-printing intervals to measure liquid temperature without discharge.

Thickened ends and a thin center on the vibration plate increase displacement while preventing cracks in piezoelectric actuators.

A liquid ejection apparatus compares electromotive force signals from dual piezoelectric elements to assess nozzle conditions.

Protruding filter portions in a common flow passage reduce resistance and improve bubble removal for smooth ink supply.

A stepped nozzle plate structure with an optimized outlet length stabilizes ink ejection characteristics for consistent droplet formation.

Segmented channel structures in a liquid ejection head isolate supply and recovery paths, reducing fluid crosstalk and improving printing precision.

A locking mechanism secures the printbar in a capping position to prevent unintended movement.

Aligning the extracting electrode contact hole with the solid circumferential wall prevents cracks and dielectric breakdown at the connection terminal.

Kinematic locating elements in a printhead alignment assembly eliminate adhesive curing time and improve field replaceability.

Segmented discharge valves separate air removal into distinct stages, preventing air entry while minimizing ink consumption.

Stacked potassium sodium niobate actuator drives diaphragm vibration for compact, low-power ink ejection without environmental hazards.

Dummy passages in a liquid ejecting head intercept redundant binder, preventing contamination of ink ejection mechanisms.

Molded panel integrates ejection die and integrated circuit to resolve adhesive reliability issues in fluid communication channels.

A liquid ejection head ejects fluid by communicating a thermal bubble with the atmosphere before liquid contact.

A liquid ejection head uses an intermediate unit with overlapping nozzle sections to maintain ejection continuity.

Integrating a detection resistor inside the liquid discharge head resolves accuracy issues caused by external sensor placement.

A bypass flow passage with larger inner diameter allows air bubbles to escape from the filter chamber.

Extracting the print head from the duct interior reduces pressure loss and blower power consumption.

A head cleaning device maintains nozzle surface temperature during contact with a cleaning member to ensure consistent ink removal.

Laser edge weakening overcomes tie layer adhesion limits, enabling high-speed printing of thick metal lines without toxic chemicals.

A circulation pump moves aqueous ink through supply and collecting channels within an ink jet recording head to manage wax particle distribution.

A thermal transfer printing apparatus uses a sensor to measure ink ribbon light transmission intensity for precise energy control.

Segmented manifolds drive ink circulation via pressure differentials, removing air bubbles without ejecting ink and preventing waste during non-jetting events.

Angled fluid chambers in a continuous ink jet ejector simplify printhead fabrication by eliminating complex electrostatic deflection components.

A print head mounting device uses two solid body joints and actuators to adjust position and orientation.

One-sided upper electrode extension balances stress distribution to prevent cracking at the free end of the piezoelectric layer.

A micro-electro-pneumatic printhead converts electrical signals into pneumatic pressure to actuate diaphragms for fluid discharge.

Distinct crystal orientations in a piezoelectric actuator suppress bending deformation and prevent cracks in the body layer.

A liquid discharge apparatus head chip uses non-discharge vibration and fluid circulation to maintain ink meniscus stability.

A recording head detects ejection failure by monitoring temperature curves and varying electrode potentials during thermal cycles.

A two-layer cavitation barrier structure protects inkjet heating elements from shock waves using a hard top layer and softer bottom layer.

Inclined wall portions guide gas bubbles away from substrate boundaries to maintain stable liquid supply within the flow path formation structure.

A droplet-discharging head stabilizes liquid surface oscillation through a specific refill Q factor design.

A liquid jet head merges multiple inflow ports into one common inlet, reducing component count and pressure loss while maintaining independent ink supply.

A polyimide coating on a roller core provides uniform surface quality without grinding.

A liquid ejecting apparatus manages channel resistance and pressure chamber volumes to control fluid flow.

A flexible membrane between reservoirs creates pressure differentials to circulate print fluid, preventing ink drying during idle periods.

A light blocking member intercepts unwanted ghost light reflected from imaging optical elements in an optical scanning device.

A drawing system ranks nozzles by discharge characteristics to generate corrected arrangement information for precise droplet placement.

Dual heaters in a microfluidic chamber create separate bubbles to eject ink while preventing blowback and reducing refilling time.

Convex electrode curvature and palladium surface treatment prevent separation and burrs, resolving photoresist thickness contradictions.

Thermal heating separates ink droplets while a gas flow applicator deflects them, resolving stability issues in high-speed continuous multi-nozzle printing.

Drive pulse timing compensates for propagate time variations to maintain consistent ink droplet ejection characteristics across multiple nozzles.