Registering Devices TRIZ Cases

A sheet feed device converts detection signals into serial data via a communication line to monitor paper stack cassette states.

A sheet handling apparatus uses a controller to manage liftable pinch and drive mechanisms for precise transport.

Integrating holding and aligning mechanisms on one rotation shaft eliminates separate driving units, reducing device size and complexity.

Dual alignment devices on processing and stack trays coordinate to orient skewed sheets, preventing jams during transport.

Arc-shaped nip and curved guide stabilize contact time, preventing sheet curl and fixing instability.

Dynamic timing control adjusts edge detector movement based on sheet size and speed, resolving detection delays at high conveying rates.

An endless conveyor system connects upper and lower contact drums to transport printed sheets, reducing waste from multiple acceleration cycles.

Rotating conveyance rolls adjust pressure to create slippage, aligning storage phosphor plates against fixed edges.

Reverse roller rotation ejects misaligned sheets from the nip, resolving leading-edge accuracy issues during continuous conveyance.

Segmented upstream and downstream controllers coordinate drive signals via dedicated lines to eliminate transmission delays during sheet straddling.

Offsetting the rotation center resolves the trade-off between skew correction and arrival time accuracy, preventing sheet damage.

Segmented sensor array eliminates travel delays to detect sheet ends at high speed, resolving the trade-off between measurement precision and productivity.

Sequential positioning prevents misfeed and skew feeding when sheet counts drop.

Differential friction between input and output drives pulls the web taut, eliminating skew without wrinkles or excessive media consumption.

Dividing the skew feed correcting guide into two independent portions reduces manual opening force and processing time during jammed sheet removal.

Dynamic speed adjustment prevents sheet feeding failures caused by stuck sheets, maintaining productivity while ensuring reliable separation.

Merging conveyor units align battery sheets to resolve productivity and precision trade-offs.

Moving lower support prevents long sheets from inclining during side edge alignment, resolving stability issues without adding complexity.

Upstream and downstream detection units locate small-size sheet leading ends, enabling a control unit to initiate feeding based on precise position data.

A split alignment gate applies deskewing force to media sheets, adapting spring deflection to sheet width for precise registration.

Merging drive functions into one motor prevents toner jam from uneven force while maintaining consistent sheet orientation and cleaning reliability.

A feeding device separates regulating members from recording media side edges after conveying starts to reduce frictional resistance.

A control unit displays read images and highlights multifeed detected portions on a screen.

Vibrating flaps loosen mail stacks while asymmetric friction modules align items, preventing jams and crushing.

A sheet separating rotary body adjusts rotation via a load resistance applying mechanism to control media feed.

A deskew module uses D-shaped rollers to align media items against a sidewall during transport.

Lugged timing belts engage sheet leading edges to achieve precise registration, resolving damage risks from trailing-edge pushing mechanisms.

An align module uses a transfer roller driven upward by a first unit and an alignment roller rotated by a second unit to position media sheets.

An anti-skew straightening mechanism uses initial transport wheels to pivot banknotes into alignment with inboard wheels.

Aligned sensor lines detect skew while variable separation rollers prevent multi-feeding errors.

A sheet conveying device uses a rotatable blocking member to correct sheet obliquity during transport.

A bill alignment apparatus uses a movable support unit to laterally shift currency notes toward the center line of a transfer path.

Rotating rollers in the tool facing device move synchronously with sheet conveyance to reduce friction and wear on the facing member.

Suction belt conveyors align sheets in axial and circumferential registers, resolving register accuracy losses during transfer to non-impact printing units.

Optical sensors detect sheet edges and drive independent suction elements to correct alignment without mechanical stress.

Independent rollers rotate flat articles on a sliding plane to resolve stability blockages during orientation changes.

Tilted guide ribs reduce sheet damage from concentrated rubbing forces by dispersing contact areas across curved and flat portions.

A shift actuator assembly moves bound sheet bundles laterally to align stacked paper.

A rotatable guide member directs recording media to a transport path using a downstream rotation axis.

Optimized belt hardness absorbs trailing edge impact to prevent paper jams in compact image forming apparatuses.

Independent stacking members align printed substrates via vibration and offset mechanisms to resolve alignment precision versus system complexity trade-offs.

Slanted abutment member biases movable guide to press sheet edges, preventing tilt during transport of high elasticity materials like cardboard.

Sheet measurement systems detect skew angles with rotary encoders, allowing controllers to adjust image areas for precise duplex alignment.

An axially movable drive roller adjusts nipping force via cam mechanisms to prevent banknote deformation while maintaining transport grip.

A resin elastic portion on the driven roller maintains conveying force while preventing lopsided wear through uniform pressure distribution.

Flat posture inclination correction prevents curved transport errors and improves registration accuracy.

Independent blowing units adjust air volume to correct paper skew, preventing multi-feeding and idle feeding errors.

A sheet discharging roller switches rotation direction to convey paper back toward the image forming section.

Counter-flow air jets align sheets on a supply table, maintaining register accuracy during high-speed transport.

Segmented background members enable quick removal and cleaning, preventing foreign substance accumulation that causes false position detections.