Registering Devices TRIZ Cases

An attachment detector triggers size detection only after cassette insertion, reducing switch timing errors.

A downstream guide prevents the rotary shutter from rotating into the path, reducing sheet damage risk during jam clearance.

Pivoting sensor flags convert sheet width into angular positions for photo-interrupters, eliminating erroneous detection from misaligned side guides.

A roller mechanism generates lateral force via spring pressure and angular offset to maintain paper alignment during transport.

A relay conveyance device synchronizes sheet intervals by adjusting reversing unit stop times.

A sheet transport device synchronizes rotating member speeds via a controller to prevent skewing and creasing during speed transitions.

Inline fan motor cools drive motors in an automatic document feeder, reducing heat without adding weight.

A movable abutment member tracks sheet leading ends during transport to correct skew, resolving the trade-off between alignment accuracy and productivity.

Sensor feedback switches separating portions to prevent document overlap jams, resolving the reliability versus complexity trade-off.

A transport unit clamps printable marker cards within a carrier frame to maintain flatness during thermal fixing processes.

A sheet registration carriage moves to a variable pre-position based on lateral error measurements from upstream sensors.

Rotary sheet holding rollers detect and correct lateral shifts and angle deviations, preventing positioning inaccuracies in image forming apparatuses.

Upper and lower alignment members push carton blanks into a precise picking position using biased mechanisms.

Integrating a feed section into the pick-up roller generates sufficient sheet feeding pressure, removing the separate feed roller and reducing apparatus height.

A convex guide part stretches thin sheets in the width direction to prevent wrinkles during image formation.

A sheet delivery roller projection pushes the trailing end of a sheet toward a tray using a guide portion that deforms the sheet path.

Feedback detection corrects sheet displacement in extended paths, maintaining position accuracy for downstream post-processing operations.

A sheet feeding apparatus integrates a pickup roller with a leading end regulating member to simplify mechanical structure.

Axially adjustable transport elements align substrates between processing units using sensor detection.

Sensors detect sheet tilt and lateral position while air cushions support the material, eliminating mechanical stops that cause edge damage at high speeds.

Overlapping upstream guides apply oblique force to align short sheets, preventing double-face printing errors.

Segmented nip portions and specific guide contact prevent wave formation and wrinkles in sheets passing through bend portions.

Vertical receiving device positions cut textile cord strip sections for precise splicing, eliminating horizontal conveyance delays.

Positioning a light transmission sensor on the exit side of register rollers stabilizes detection accuracy by eliminating variations caused by sheet looseness.

An engine control unit modifies sheet conveyance speed based on line sensor deviation data to correct skew while maintaining continuous transport.

A controller adjusts recording material speed based on registration sensor detection to synchronize conveyance with image formation timing.

Cam-driven motion direction changing units push the transmitting rotor to balance load, preventing paper skew without complex assembly.

Separate rotary and force applying portions reduce shear deformation and skewing when handling diverse sheet sizes and grammage.

A pivoting open/close lever retracts when a pressure member engages, preventing checks from inserting too deeply into the transportation path.

A sheet shift portion adjusts the width position of a moving sheet using detection data from sensors along the path.

An adjustable inlet wall with tactile feedback resolves the contradiction between device complexity and measurement precision in automated pharmacy systems.

A sheet conveyance apparatus adjusts roller inclination to correct positional deviation while monitoring follower roller vibration.

A shared media path integrates pick, scan, and print zones into one transport system.

A sheet feeding device moves rollers widthwise to position sheets before oblique feeding.

Sensors detect print media position and control motors to move nips laterally, resolving alignment issues with larger sheets.

Lateral edge sensors measure sheet position to correct skew and velocity errors, reducing device complexity while maintaining registration precision.

Protruding driver aligns covers on book blocks, eliminating complex alignment mechanisms and reducing setup time.

Dynamic regulating guides retract for long sheets to prevent edge damage while maintaining side registration accuracy.

A conveyance device adjusts roller force based on print medium size to correct skew without causing multi-feed.

Movable pressing portions maintain consistent groove depths in a conveyed sheet, reducing paper jams caused by varying groove depths and ink adhesion.

A hinged detector lever measures plate thickness and detects superimposed elements, preventing jamming incidents in automated cardboard processing machines.

Curved guide surfaces direct sheets from the rear tray into the apparatus, resolving space constraints and preventing user error during insertion.

Independent first and second conveying members isolate jammed sheets on the endless belt for easy removal.

Moving the upstream conveyance rolling part prevents image forming surface damage and avoids overlapping member interference.

Rotating collecting tray prevents front ends from hanging loose, resolving misalignment errors in shorter sheet processing.

Segmented storage spaces prevent accumulation blockage while vibration mechanisms orient parts for reliable, efficient feeding.

Variable speed control corrects sheet arrival timing at registration rollers, reducing jams and noise in simplex or duplex printing.

Sensor system monitors gate member position to identify deteriorating energizers, preventing sheet skew correction failures and paper jams.

A sheet supporter guide couples with a slider via an elongate opening and hook to prevent wobbling during sheet conveyance.

Switching portions direct discharged sheets between independent paths, decoupling speed variations from the image forming unit to stabilize reading precision.