Suction Nozzles TRIZ Cases

See how optimized rear joint angles (105°-115°) and roller placement reduce vacuum nozzle movem

Magnetic brackets capture ferrous debris before it enters the cleaning head, protecting internal parts without bulky external guards.

A single lever raises or lowers the brushes and pivots or locks the fork, adapting a vacuum head to smooth floors, carpets, and scraping positions.

See how a pivoting fork and lever mechanism adjust soleplate angle and brush position to reduce

See how a sensor-controlled limiting means in a suction nozzle detects walls and furniture, the

See how dome-shaped wheels with converging axes enable arcuate steering in a floor tool while r

See how adjustable handle, lever, and harness elements reduce wrist and shoulder strain in urba

See how a voltage regulator and charger boost battery voltage beyond 84.8 V to enable high-outp

See how a secondary sealing edge horizontally displaced from the primary edge controls underpre

Offset ledges and protruding elements guide airflow, loosen carpet debris, and sustain dust pickup with lower motor power.

See how a nested nozzle structure lets users switch between floor, small-size, and gap nozzles

See how wall disturbance means create turbulence to thicken the boundary layer, concentrating s

See how an integrated cutting device in the access hatch eliminates external tools for hair rem

See how flexible flaps with directional openings adapt to uneven surfaces, guide detritus towar

See how a pivoting sealing plate adjusts between raised and lowered positions to maintain sucti

See how a rotating roller with radial sealing elements walks over large debris while maintainin

See how eddy current torque detection with a pivotable magnetic carrier triggers mechanical saf

See how relocating the switch to the side wall with a flush-integrated on-position prevents hou

See how a removable brush roll with axial drive engagement and openable chamber resolves debris

See how optimized suction mouth width, chamber height, and sealing element spacing maintain dir

See how integrated sealing lips on the outer joint part use negative pressure to self-seal agai

See how a non-linear flexible flap array enables continuous multi-surface vacuuming without att

Dividing the suction mouth into specialized central and lateral sections handles different particle sizes without sacrificing pickup versatility.

The nozzle uses a multifunctional cylindrical body to guide roller insertion, improving maintenance access without adding separate guide hardware.

Slide shoes and spacers keep the drag head off variable meat surfaces while dry vacuum suction removes bone fragments and foreign bodies.

See how a centrifugal clutch disengages the cleaning roller during start-up to reduce motor loa

See how an ultra-capacitor replaces traditional batteries in a stick vacuum to enable minute-sc

See how a base nozzle with interchangeable expansion fittings provides three suction widths, re

See how flexible rotating elements create directional suction holes aligned with movement, usin

Start-peak current detection adapts stall thresholds for different floor-brush motors, reducing false trips and missed protection.

See how housing the speed reducer inside the rotating brush eliminates multiple bearings, reduc

See how a slider-guided detent mechanism secures pivotable vacuum nozzle arms, preventing wear-

See how a belt-worn vacuum system with HEPA filtration removes pests, eggs, and debris mechanic

A movable brush roll shifts away from the floor so a cleaning member can remove wrapped hair and threads with less surface wear.

See how an integrated motor-transmission-brush assembly with energy-storage power supply improv

See how a leading roller positioned ahead of the suction conduit seals the front opening and di

See how flexible rotating elements adapt to movement direction, creating a suction opening only

See how asymmetric roller rotation—free in movement direction, restricted in reverse—prevents d

Dense carpet fibers can lock a suction nozzle against impermeable backing; a floating linkage lets it lift and reduce vacuum push force.

See how a multiply-adjustable blade coupling enables automatic height and angle adjustment to c

See how repositioning the handle below the suction unit and dirty liquid tank reduces operator

An inclined front dust strip guides airflow through the ground brush to improve dust pickup by 2% while cutting noise by 6 dB.

See how a gravity-based retention system replaces mechanical fasteners to enable one-handed det

Incised sealing segments engage deep floor fibers while preserving open suction flow, improving dust mobilization on high-pile coverings.

See how movable brush members enable variable suction width and integrated cleaning units remov

See how pulse-width modulated brush motor speed control prevents debris scattering on hard floo

Debris caught on brushbar bristles is scraped away by a profiled edge and carried by cleaner-head airflow to the dirty air outlet.

See how axial-sliding bearing engagement and a fixed drive assembly enable straightforward brus

See how groove-type auxiliary ducts and convex ribs increase air volume, improve dust removal,