Domestic Applications TRIZ Cases

See how inverting the wet wipe dispenser below the toilet paper prevents liquid leaks while mai

See how detachable steel pipe seats and modular heating wire integration enable size customizat

See how a dual-position roll transfer apparatus automatically moves stub rolls to a second posi

See how a movable carriage with spring-loaded retention automatically advances vertically stack

Bottom, side, and rear nozzles reverse airflow to dry pets more evenly while protecting cleanliness and reducing contamination risk.

See how friction elements on a spindle provide constant mandrel contact force to prevent over-s

See how a pivoting linkage arm and roll support assembly enable single-handed roll switching an

See how aligned first and second containers enable towels to be drawn upwardly through fluid tr

See how vertically offset rollers support elliptical paper rolls to reduce dispenser depth whil

See how a bidirectional motor drives independent rollers in a vertical dual-roll dispenser to s

See how a segmented dispenser with detachable outer shell, spring-biased platen, and retention

See how a metallic plug in the roll core alters an electromagnetic field to verify authorizatio

See how embedded RFID transmitters and asymmetric registration features confirm proper consumab

See how an infrared tail sensor and motor system prevent tabbing in paper towel dispensers by a

See how an arch-shaped air drying system with movable blowers and resistance heating replaces t

See how a rotatable bearing journal with snap-fit connection adapts coreless roll spindles to m

See how inclined, elastically biased engagement surfaces increase friction at bundle breaks to

See how a dispensing piece with tapered guidance engages the central cavity to prevent coreless

See how a bidirectional drive mechanism with clutch and monitoring system automatically switche

See how adjustable support arms and spring-loaded plungers enable a dispenser to accommodate va

See how a sensor and piston mechanism automatically detects depleted rolls, disengages stub rol

See how motion, voice, and touch sensors enable touchless paper dispensing to reduce pathogen t

A gravity-driven pendulum spindle controls paper roll rotation across changing diameters to prevent run-outs and aid sheet separation.

See how a multi-layer towel with terry cloth outer layers and satin inner layers reduces skin f

See how a hub and insert assembly with registration features and biasing mechanisms restricts u

See how contact-activated wetting tips dispense fluid on demand to prevent substrate dry-out an

Flexible petal slits in a wipe dispenser diaphragm lower finger insertion and sheet-pull force while helping dispense one sheet at a time.

See how a movable supporting arrangement enables bottom replenishment of folded web material wh

See how a movable support mechanism translates axially within the core plug shell to accommodat

See how magnetic retention replaces complex locks in paper dispensers, enabling one-handed refi

See how a key-based lock arrangement with rotatable and locking elements prevents incorrect rol

See how guideway interruption with leaf-spring ejection catches incorrectly coded bearing pins,

See how a cam mechanism automatically lowers and raises spindles to enable seamless roll-to-rol

See how curved wrap-around nozzle ends target the thumb and hand sides with high-velocity air j

See how dynamic sensor cycle extension and intermittent light-emitting element driving improve

See how a clearance system with transverse rods and adjustable springs prevents strip return by

See how alternating magnetic discs replace friction to control roll rotation, preventing unrave

See how adjustable side walls with aperture arrays enable a single paper roll cover to fit wall

See how a rotating carriage automatically presents depleted rolls for replacement, reducing was

See how an isolation member spaces the drive assembly from the chassis frame to block vibration

See how a roll support assembly uses braking protrusions to decelerate excessive rotation, prev

See how a lever-actuated pawl-ratchet indexing mechanism enables multi-roll carousel dispensers

See how an oblique platen orientation and arcuate front wall enable stable loading and controll

See how a movable rotation axis with urging members smooths force transitions in sheet dispense

Counter data and roll-position sensing verify remaining tissue after roll changes, improving refill timing and dispenser resource management.

Mechanical squeezing presses a reusable fabric sheet against the hand to speed drying while cutting energy use and paper towel waste.

See how a stop cover and front cover system automatically switches from stub to main roll witho

See how recessed moistening rollers create a stripe pattern of wet and dry sections to maintain

Mating core inserts and dispenser registration elements block unauthorized web rolls while preserving repeatable, properly supported dispensing.

See how a hydrophobic section near the cover joint repels liquids away from seams, protecting a