Article Feeders TRIZ Cases

A rotating diverting member guides sheet articles between angled conveyor belts, resolving the trade-off between high operation speed and structural complexity.

A switchable return member adjusts orientation to prevent feed roller contact during sheet transport.

A scanner processor displays a preview screen with detected double feed image data and recovery options.

A sheet conveyance device employs a bent driving shaft to align nip portions, preventing creasing and skewing of document sheets during image reading.

A reciprocally movable driven roller counteracts reactive forces during sheet conveyance to maintain constant feeding speed.

A conveying apparatus adjusts information acquisition frequency based on measured driving force to predict defective conveyance.

A cover member moves automatically with the stacking portion to shield the separating roller shaft.

A torsion spring mechanism conveys media using fixed arms and a coil portion to apply consistent pressure.

A document reading apparatus adjusts relative conveying velocities between resist and read units to maintain consistent slack formation.

A guide supports sheet flaps between conveyors, preventing jams caused by folded edges dropping into gaps.

A single optical sensor detects cover states and sheet position through rib-based light path modulation.

A sheet conveying apparatus detects separation distance between regulating units to automate document alignment.

An inclined toothed belt with vacuum apertures removes blanks and transports them in a shingled arrangement.

Belt drives stabilize roller speed to prevent friction-induced sheet slip and reading failures.

Self-retaining brochure tongs eliminate long switch systems by mechanically holding open states, reducing device complexity and fault susceptibility.

A microcontroller adjusts separation roller force via a torque limiter and sensor wheel to handle varying document thickness.

A control section manages paper feeding order to post-processing devices for ring binding.

A sheet feeding apparatus adjusts stacker elevation based on remaining sheet count to maintain proper air float positioning.

Belt transmission replaces gears in sheet conveyance paths, eliminating meshing noise across long motor-to-roller distances.

Segmented conveyance paths and dynamic switching mechanisms route mixed document stacks to prevent jams while maintaining simple device structure.

Adjustable conveyor belts accommodate irregular folding box blanks, resolving alignment issues and preventing slippage during high-speed processing.

A sheet feed device uses a direction converter to redirect airflow between stacked sheets.

A sheet post-processing apparatus measures binding duration during initial operations to calculate accurate post-processing time for subsequent jobs.

Dual sensors detect media skew early, preventing collisions with side walls and reducing damage during conveyance.

A medium conveying apparatus uses width and overlap detection sensors to identify multi-feed conditions.

A bonded cover and support sheet stabilizes document posture during transport, resolving inconsistent separation states that degrade reading accuracy.

An inclined transmitting member reduces contact pressure between rollers and the sheet.

Segmented plenums align with belt holes during acquisition to maximize force while reducing losses during transport.