Function Indicators TRIZ Cases

A medium feeding device adjusts edge guide positions to control roller speed and detection thresholds for accurate paper transport.

A controller introduces a break period in the separation roller drive to prevent reverse rotation force from affecting the next sheet.

Multi-point sensors detect staples and jams by analyzing proximity, duration, and sound values to prevent media damage.

A paper conveyance device uses ultrasonic sensors to detect multi-feed.

A printer exterior door integrates a thin light-transmitting portion to display the locking mechanism state via an internal LED source.

A sheet conveyance device directs purged sheets through a reverse slot using conditional switching logic to maintain system compactness.

A deformable guide mechanism adapts its shape to accommodate long sheets, resolving the complexity trade-off inherent in detachable feeding options.

Pressurized air jets counteract drag forces on bank notes during rapid conveyor movement, preventing folding and displacement errors.

Corrugation rollers reduce friction between stacked sheets, resolving alignment issues during high-speed post-processing conveyance.

Control logic inhibits automatic tray accommodation when printing medium is present, preventing media draw-in without adding mechanical covers.

Dynamic paddle roller rotation adapts to stack height, resolving alignment precision issues in printing devices.

Dynamic belt speed control eliminates repeated stops, reducing drive wear and noise while increasing capacity.

Two series of transversely offset suction members maintain sheet flatness and firm braking throughout transfer by preventing disruptive air cushion effects.

A divert station separates document sets by routing the first main sheet of a new batch to a buffer track.

Segmented ground planes enable precise measurement of paper size and stack height, resolving feeding errors caused by insufficient detection precision.

A tape monitoring system with a control unit detects carton jamming and tape depletion using multiple sensors.

A sheet post-processing device shifts bundles using a temporary holding unit and shifting unit.

Accelerator and decelerator rollers modulate product speed to prevent crumpling or bouncing in moving pockets.

Dual optical sensors measure sheet movement differences to detect multi-feed conditions without physical contact.

Dual sensors measure sheet passage times to calculate skew amounts without adding dedicated hardware.

Synchronous roller pairs reverse direction upon detecting feeding errors to maintain sheet flow.

A paper stacking device uses a blower and floating member to align ejected sheets.

A centre winder drive adjusts torque references using real-time tightness feedback to correct material density values during winding.

Multi-roller conveyance systems with independent motor control reduce sheet flexure and stabilize ink droplet landing points by maintaining precise tension.

An inclined sheet placement section guides folded bundles into position using a swingable holding device.

A movable feeder unit deposits flat objects into vertically stacked collection trays.

A sheet processing apparatus adjusts shift amounts in a buffer section to generate overlapping sheet bundles for alignment.

Humidification rollers adjust pressure contact to correct sheet distortion caused by thermal contraction during rewinding.

A movable trailing end reference fence adjusts the binding position along the sheet conveying direction.

A magnetic ink reading device conveys a medium through a slot while a controller measures its length to drive continuous motion.

Dynamic separator roll positioning and speed control resolve heavy versus light media feed errors by adapting separation force.

Pneumatic support segments reduce leakage losses and contamination by keeping suction cups clean, improving reliability.

A single common releasing portion moves first and second regulating members simultaneously within a sheet cassette.

A lever member bends the medium in the gravity direction to increase rigidity during transport.

A sheet handling accumulator uses a processor to control conveyances based on collation signals.

A medium feeding apparatus edge guide features a limiting surface groove that restricts side edge movement to prevent sheet skewing.

Staggered first and second transporting belts separate print media at multiple points to disperse vibrations that distort images during high-speed printing.

Segmented fixed vacuum sectors maintain continuous pressure to prevent product damage while enabling high line speeds.

Metal detectors and microphones analyze proximity, duration, intensity, and sound signals to detect staples and paper clips before they cause jams.

A stopper unit holds oversized paper sheets during image recording, preventing tray overflow and enabling continuous operation without user intervention.

A sheet sorting apparatus detects tray reattachment to adjust discharge ports.

A controller releases tension after winding to prevent slip transport.

A holding unit engages a sheet bundle during conveyance to prepare the fold top for flattening.

Weight monitoring detects dropped sheets by comparing measured mass against expected values, preventing document loss in high-speed scanners.

A sheet feeding apparatus uses ultrasonic attenuation to detect physical quantities and determine double feeding states.

A movable reception tray adjusts position to protrude sheet edges for easy handling.

A conveyance apparatus synchronizes a feeding unit with a conveyance roller to track sheet movement via dual detection units.

A pivotable presser plate adjusts the contact angle during sheet transport to maintain consistent feeding pressure.

A medium conveyance apparatus corrects detected region information based on the amount of slant to determine multi-feed occurrence.

A sheet feeding apparatus detects width using a regulating portion and moving portion.