Suction Filters TRIZ Cases

See how nested primary and secondary axial cyclones separate fine dust efficiently while concen

See how an openable door provides rear access to the airflow passage between the air treatment

Removing the central fines tube reduces airflow obstruction and turbulence while the elevated catcher supports simultaneous dirt emptying.

See how a hook-and-stop coupler connects pre-separators to vacuums, enabling one worker to relo

See how repositioning the air treatment assembly laterally reduces upright depth, enabling the

See how a dual-orifice drain device removes condensation and debris from aircraft ducts while r

See how nesting the inlet duct within the cyclonic unit reduces profile obstruction, enabling h

See how a one-way air flow valve prevents backflow damage during docking station evacuation whi

See how a detachable dirt container with projecting lips redirects exhaust airflow away from th

See how a nested cyclone bin assembly detaches independently from the hand vacuum body, enablin

An elastic hinge member holds the dust-container cover open against self-weight closure, simplifying container mounting and separation.

See how a removable filter holder enables compact vacuum design while allowing filter disposal

See how a perpendicular cyclone and dirt container orientation minimizes air-channel bends, red

See how interchangeable filter modules enable a vacuum cleaner to switch between cyclonic bagle

See how a stationary housing with sound insulation and long hose reduces vacuum noise in quiet

See how a bridging member converts body rotation into automatic drive belt tensioning, eliminat

A gradually expanding intake pipe slows dust-laden air, improving dust-water mixing while reducing splashing, energy use, and noise.

See how a composite vacuum bag assembly combines non-woven pulp-polyester panels with a thermop

See how a bridging-member clutch inverts motor orientation from horizontal to vertical, reducin

See how a back-carried dust collector uses a harness system to distribute weight, enabling high

Front and rear cyclone outlets maintain dirt discharge at different angles, reducing blockage and extending pre-motor filter life.

See how a rotating coupling member and latch piece fix the handle position to prevent unwanted

See how multiple small flow openings in a return flow area prevent dust backflow during pressur

An elastic, rotatable rear wheel support keeps the cleaner stable when stopped while enabling direction changes and angle detection.

See how segmented air treatment members distributed between head and upper portion reduce clean

See how variable-width web sections maintain uniform airflow while maximizing filter surface ar

See how a cyclone vacuum dust container uses form-fitting locks in five directions and friction

See how partition walls segment the airflow channel and extend into the deflection section to r

See how a nested actuator within the handle aperture converts linear motion to transverse latch

See how a rotatable member with flexible fingers creates a twist seal in a pleated bag to conta

A shared water passage fills multiple dust-collection areas at once, while sealing members prevent water migration and preserve dust separation.

See how a nested two-stage cyclone assembly with tangential airflow and parallel second cyclone

See how a rear-positioned emptying aperture and overlap seal let users empty vacuum dirt contai

See how a two-stage cyclonic separator uses protruding lips and intermediate walls to prevent r

See how a flexible seal between steam nozzle and pad mounting plate prevents steam leaks, ensur

See how a dual-motor vacuum resolves the weight-cleanability contradiction using dynamic motor

See how separating debris collection from the vacuum suction unit reduces space occupation and

Detachable portable units and flexible conduits let this cleaner switch between upright and portable modes while preserving airflow.

See how lateral repositioning of the suction motor and cyclone chamber reduces upright depth, e

See how a prismatic flow path and rectangular inlet geometry enable single-stage cyclonic separ

A detachable dirt container lets operators carry collected dirt separately, while the main filter retains dust before it reaches the suction unit.

See how an axially removable screen in a cyclone bin assembly simplifies filter maintenance and

Dual-ended airflow around the suction motor balances pressure across an arcuate filter, improving loading uniformity in a compact vacuum cleaner.