Suction Nozzles TRIZ Cases

See how a partitioned nozzle chamber with extension walls prevents hair entanglement in the bru

Bendable elastomer-coated projections loosen, roll, and guide pet hair into suction inlets for faster textile cleaning with fewer repeat passes.

PWM duty cycle control uses electrical load sensing to prevent vacuum brush stall on high-pile carpets and extend motor run time.

See how a stick vacuum uses a dust sensor, camera, and light source to detect particles in dark

Diamond-shaped sealing elements create an air labyrinth that captures coarse dirt, combs carpet fibers, and cleans hard floors without nozzle switching.

See how a spring-loaded glide plate and retractable brush enable three cleaning modes without c

See how a brush roller bar with variable radius and element height along its axis maintains con

See how a hollow deformable seal conforms to textured floors and transitions, maintaining press

A retractable-lug unlocking mechanism lets a vacuum rotating brush slide out without tools while avoiding fragile levers and hooks.

See how a flexible sealing lip adapts to floor cracks and joints, enabling effective dust pick-

See how dissociating joystick indexing from brush locking reduces user effort and mechanical st

See how a rotating comb assembly moves pet hair directly to a vacuum intake, eliminating manual

A leading roller ahead of the brush roll creates an inter-roller air passage that improves debris pickup, airflow, and motor protection.

See how a movable sub-pipe nested in a main pipe enables both wide-floor and narrow-interspace

Projected charge-state and operating guidance helps floor care users save energy, avoid unexpected battery depletion, and extend battery life.

See how a temperature sensor in the suction duct detects wet spots four times faster than humid

See how a position-adjusting bouncing element rebounds dirt back to the brush, eliminating exte

See how a rotating end cap assembly with fragmentor blades breaks debris into smaller pieces, p

Sliding strips along an elongate slot help a removable vacuum nozzle accessory improve suction on smooth floors without hurting carpet cleaning.

See how a segmented latch system enables easy accessory exchange while a separate air outlet im

An openable vacuum head chamber lets users remove tangled debris and swap driven or non-driven agitators for different floor surfaces.

Inclined base plate surfaces and velvet strips lift large debris into the suction channel while preserving fine dust pickup at lower power.

A removable slotted accessory with spacers helps vacuum suction heads pick up large debris on smooth floors without hurting carpet performance.

See how a radial ejection element converts movement into axial roller displacement, enabling qu

A rotating roller seal loosens dirt and maintains airflow through crevices, improving hard-floor cleaning at lower power.

See how a leading roller and brush roll work in sequence to loosen and capture debris, reducing

See how segmented battery architecture with variable charging voltages enables cordless vacuum

See how an attachment control unit uses bidirectional communication to transmit surface-type da

See how debris tube braces with bearings distribute load away from the hinge, reducing wear and

See how a vibration motor, transfer member, and inclined body extension enable upright bedding

See how segmented frame assembly with articulated neck joints enables vacuum cleaner maneuverab

Segmented front and side air inlets cut vacuum cleaner noise while preserving dust pickup through an oblique front dust collection strip.

When motor current signals a blockage, the vacuum brush roller reverses briefly to unwind trapped items and resume cleaning.

Movable agitators and air-guiding edges steer suction under the nozzle lip to loosen carpet dust while keeping movement resistance low.

See how a removable cassette with shielded spindles and side-access cover portions prevents hai

A pivoting protective grille blocks cables from the cleaning roller while locking open for quick roller removal and maintenance.

See how dual brushes rotating in opposite directions position debris toward the center, enablin

See how asymmetric locking elements enable one-handed brush roller removal and prevent misinser

See how converging domed wheels beneath a pivoting conduit enable smooth directional changes wi

See how induced voltage calculation enables automatic blower and brush power adjustment without

See how a movable flap in the secondary air duct reduces negative pressure and pushing force wh

Opposed braces with bearings support the debris tube during rotation, easing hinge stress and improving vacuum maneuverability.

See how integrating light sources within a vacuum agitator improves cleaning visibility, convey

See how a dual-passage neck with variable cross-sectional area uses the Venturi effect to incre

See how a horizontal plateau behind the suction mouth enables effective sealing and dust pick-u

See how a pivotable bracket with receptacles enables tool-free cleaning roller exchange while m

See how a porous pumice stone attachment mechanically dislodges hair and debris from carpet fib

A constricted first passage boosts suction air speed for better dirt pickup, while a wider second passage helps reduce clamping on pliable surfaces.