Suction Nozzles TRIZ Cases

See how an angled pivot axis enables sideways handle movement in upright vacuums, improving ste

See how oblique textile sealing strips balance sealing, load-bearing, and coarse dirt collectio

See how a clamped handle base on the accessory connection prevents oscillation and tipping duri

See how an inclined front sole and secondary suction channel increase airflow speed at the nozz

See how a detachable axle with integrated fixing element reduces assembly costs and enables eas

See how angled front guide elements and limited openings enable a vacuum nozzle to achieve crev

See how load sensing and dynamic motor speed adjustment optimize vacuum cleaner suction and dru

See how a movable tab on the brushroll endcap transitions between folded and unfolded positions

See how a dual-stiffness brush design uses segmented first and second brushes to prevent hair e

See how a movable endcap tab and releasable cover enable tool-free brushroll removal, reducing

See how a pivoting suction channel with gear mechanism reduces the force needed to switch betwe

A pivotable bracket and convex holding bodies simplify tool-free roller exchange while keeping the cleaning roller lid securely locked.

Wireless sensor feedback adjusts brushroll speed and suction by floor type, improving cleaning efficiency with less user effort.

See how a partition with dual debris openings and a settling region prevents large debris from

See how a funnel-shaped neck with rounded edges and wedge-shaped suction channel reduces pressu

See how a flexible hose connection and counterweight positioning prevent vacuum tipping when us

See how a recessed partition member in the nozzle chamber redirects airflow to prevent hair ent

See how a stroke-coupled movable strip covers or exposes floor-nozzle openings to balance suction power and dirt pickup.

See how a movable roller cover actuates a two-stage gear unit to vary cleaning roller speed, en

Top air intake apertures bypass blocked edge paths on soft surfaces, reducing airflow noise while preserving suction through an airtight chamber.

See how a blower and duct create an air curtain across a vehicle sensor window to deflect debri

See how interchangeable extension nozzles connect to a single base body to provide multiple suc

See how relocating the battery and motor to the power head unit ensures consistent power delive

See how conductive agitating members with controlled surface resistivity discharge static elect

See how a partition member divides the motor chamber into dual air cavities, extending airflow

See how a two-stage movable cleaning strip lifts in stages to collect large debris while mainta

See how asymmetric front and rear wall angles in a vacuum suction head base plate channel impro

A spring element lets the suction mouth edge move vertically, helping the floor nozzle adapt to carpets and improve dust pickup.

An inclined 30°–60° undercut surface guides suction air, calming turbulence and reducing flow noise without greatly enlarging the floor nozzle.

An enclosed vertical mass counters carpet-induced nozzle hopping, while damping elements absorb impact energy and reduce rattling noise.

See how a dual-region suction mouth distributes 40-65% of airflow to a central section for coar

See how a slim vacuum nozzle integrates airflow-driven power generation with a flexible joint t

See how chevron-arranged sweeping elements with embedded suction openings enable bidirectional

See how resilient elastomer-coated projections bend during sweeping to accumulate and guide ani

See how a segmented nozzle sole with a short front plate and long rear chamfer limits carpet pe

See how opposing directional roller rotation prevents debris escape and reduces roller fouling

See how front and rear blades pivot between deployed and retracted positions to reduce push for

See how a segmented nozzle front with closed chamfered section and angled suction openings main

See how a detachable drum brush case with guide and elastic connection enables easy removal of

See how a handle-mounted switch controls an actuator to extend or retract the nozzle support el

See how a diverter assembly restricts suction flow to concentrate cleaning at edges and baseboa

See how a raised leading edge creates a gap between the nozzle and cleaning surface, preventing

See how an integrated light emitting element in a tapered vacuum nozzle illuminates confined da

See how adjustable belt tension, rotational speed sensing, and modular brush design prevent mot

See how a vertically adjustable sealing element sets distinct gap distances for tiled vs. smoot

See how independently movable delimiting means, controlled by obstacle sensors, concentrate suc

See how nesting the drive assembly within the agitator chamber aligns the center of gravity wit

See how a removable battery pack resolves the weight-versus-mobility contradiction in cordless