Power Drive Mechanisms TRIZ Cases

Varying platen through hole dimensions minimizes air disturbance and ink mist contamination during large head gap printing.

A suction wiper moves along a liquid discharge unit while applying variable contact pressure to clean ink residue from the head surface.

Fluid-assisted wiping resolves the contradiction between cleaning effectiveness and print head damage risk by introducing an intermediary fluid medium.

A platen gap adjustment assembly uses spherical engagement parts and an urging member to maintain precise print head positioning.

A movable collection member integrates with digital print heads to capture excess ink during operation.

Inverting hinge shafts and springs prevents platen roller compression, ensuring line contact between the thermal head and paper.

A movable contact section maintains support section position consistency during replacement by using self-service movement and local friction control.

A printer maintenance section moves upward for removal without requiring front installation space.

An inverted crown counter roller maintains constant electrode distance during high-speed inkjet printing.

An air turn bar blows gas toward the recording medium to maintain non-contact positioning, preventing ink disturbance and reducing apparatus height.

A recording apparatus light emitter directs illumination toward the recording surface via an optical member for immediate visual inspection.

A position correction apparatus adjusts liquid ejection unit movement in the width direction based on detected object positions.

Reduced wiping speed prevents aggregate spreading on the ink ejection surface, minimizing wasteful ink consumption while ensuring reliable ejection.

A droplet deposition head uses seven datum surfaces to align with vertical or horizontal mounting plates.

Segmented head mount with eccentric cams rotates independently to compensate for torsional deformation and improve gap adjustment precision.

Segmenting stabilization into separate spring and intermediary components resolves positional orientation stability without increasing motor power consumption.

An abutment mechanism forces a moving portion against a reference surface to establish precise vertical alignment within an image forming apparatus.

Cover engagement moves the guide portion automatically, reducing manual setup steps and workload.

Circuitry controls differential flushing amounts to a discharge receptacle and sheet, reducing liquid consumption while maintaining head conditions.

A nozzle inspection apparatus adjusts the distance between an inkjet head and a substrate to form test patterns for defect detection.

Segmenting the actuation into two opposing piezoelectric elements eliminates hysteresis and creep displacement fluctuations during head positioning.

A controller adjusts printhead actuators to correct roll and stitch displacements using test pattern evaluation.

A spring-biased latching mechanism secures inkjet print heads to printer bars using datum faces and electrical connectors.

A liquid discharge head moves orthogonally using a position changer mechanism driven by a motor.

Multi-bit halftone images encode correction data to adjust ink drop sizes during printing.

Differential screws rotate an indexing wheel to bend a flexible body, resolving friction-induced hysteresis that limits inkjet print head positioning accuracy.

Carriage-mounted detector identifies sheet edge position during scanning to adjust print start coordinates.

Predicted waveform data corrects printing positions to suppress misregister and color shift during serpentine web transport.

A blade slides along an inkjet nozzle surface to remove residue while a receiving member collects discharged waste liquid.

Predictive energy charging maintains sufficient capacitor power for continuous printing, preventing operation stops caused by insufficient current.

Vertical carriage overlap with a front-mounted waste container reduces width while maintaining attachment operability.

Liquid discharge apparatus adjusts nozzle timing using patch image density to resolve misalignment without high-resolution sensors.

A gap reducing portion modifies airflow direction to prevent ink mist from reaching the ultraviolet light irradiation unit.