Suction Filters TRIZ Cases

By stacking the air treatment member above the motor, this upright vacuum fits under furniture while preserving cyclone separation and maneuverability.

A removable supplemental bin lets a stick vacuum switch between compact above-floor cleaning and higher dirt capacity for longer floor cleaning.

A restrained filter bag separates dirt while preventing expansion into the fluid path, maintaining suction and reducing fluid scattering.

A timer disc redirects pressurized fluid for reverse, forward, and turning thrust while sustaining vacuum pickup across all pool cleaner movements.

A large suction hose and nonwoven filter bag help a tank vacuum cleaner maintain strong airflow and suction at lower motor input power.

A removable supplemental bin expands stick vacuum dirt capacity without sacrificing handheld portability or above-floor cleaning flexibility.

A removable cyclone end wall improves cleaning access while maintaining sealed airflow and effective debris separation in a handheld vacuum cleaner.

Using recycled-plastic nonwoven layers, this filter bag cuts virgin material use and cost while maintaining dust separation and service life.

A pivoting lid keeps the filter over the receptacle during cleaning, reducing debris spread while improving accessory and hose storage.

A removable sealed dust chamber lets a cyclonic hand vacuum be emptied and washed separately, preventing dirt spread and protecting the motor.

Material-strip diffusers swirl inlet airflow inside a block-bottom vacuum bag to prevent clogging and use more of the bag volume.

A pivoting inlet nozzle and handle-integrated flexible hose improve tight-space and high-surface cleaning without separate accessory storage.

Local stiffening at the filter bag edge keeps soft nonwoven media from blocking the suction opening and causing pressure loss.

A cover-mounted connecting piece uses an external rib to hold the dust bag flange under tension and prevent dust leakage into the compartment.

Variable-gap ejection openings let coarse dirt pass without clogging while improving dust chamber filling in a vacuum cleaner vortex separator.

A tapering inlet funnel and deflection body cut airflow resistance, boosting vacuum suction while limiting energy use and suction loss over time.

A calendered melt-spun microfiber nonwoven replaces multilayer bag media, cutting production cost while keeping filtration and strength.

Alternating hydrophobic and hydrophilic filter sections keep wet-dry vacuum airflow stable while allowing liquid passage and blocking ingress.

Pleated nonwoven folds fixed by gluing or welding expand filter area, raising dust capacity while sustaining volume flow and suction.

A movable body rides on vibrating dust and closes the outlet when the chamber is full, preserving collection efficiency and signaling emptying.

A coaxial motor-fan inside a circular cyclone array shortens airflow paths, saves space, and preserves dust separation in compact vacuum cleaners.

Finely divided zinc ricinoleate on fiber surfaces chemisorbs odors irreversibly while preserving air permeability and filter strength.

Motor impedance is used to detect debris buildup and adjust suction, improving cleaning efficiency while reducing energy use and filter waste.

An eccentric cyclone layout creates a transparent viewing section, increasing dust capacity while helping prevent suction loss from dirt buildup.

Zinc ricinoleate blended into spunbond polymer fibers binds sulfur and nitrogen odors, extending filter bag life without fragrance capsules.

A thin elastomer edge on the closure flap bends through dust cake to keep a vacuum filter bag sealed even when fibers and debris build up.

A guided spring receptacle lets the flap close firmly yet open easily at large angles, preserving airflow and vacuum suction performance.

Spacer devices keep folded nonwoven filter bag surfaces off rigid chamber walls, enabling fuller expansion, better dust capture, and longer bag life.

Parallel hydrophobic and hydrophilic filter sections keep air flowing, pass liquid to the float valve, and protect the suction unit.

An internal deflection strip splits and redirects inlet airflow to spread dust evenly, reduce clogging, and keep vacuum suction stable longer.

Sloped mating surfaces convert filter housing rotation into transverse dirt cup motion, making vacuum cup attachment and removal easier.

A detachable two-stage cyclone unit boosts dust separation while fitting a compact vacuum cleaner and simplifying maintenance.

Angled and vertical diffuser wing sections suppress entrance whirlpools in a vacuum cleaner fan, cutting BPF noise without reducing suction.

An inclined air guide lets vacuum cleaner dust bags use non-woven media and flat bag shapes while still unfolding and filtering effectively.

A vacuum lock secures the water receptacle without fasteners, simplifying filter removal while preventing liquid leakage into the motor.

A retaining tie locks a sliding-fit filter bag to the inlet stub pipe, preventing dust spillage and loss of airflow during use and disposal.

A pre-sealed fine filter and spherical closing element contain hazardous dust during filter changes while keeping suction flow losses low.

A lid-driven control element repositions the bag holder to keep the bag lock secure while allowing wide opening for easier dust bag changes.

A handle-actuated locking unit keeps the dust separator secure in use while enabling simple, damage-resistant removal for emptying.

Color-coded dust bag holders and packaging help users match each vacuum cleaner to the correct bag and avoid burst risk from improper fit.

A detachable rubber gasket seals the discharge grill and filter without adhesives, cutting vacuum cleaner assembly time and cost.

A shaped locking rim and gasket guide correct filter bag alignment, reducing dust leakage while keeping vacuum bag replacement simple.

An off-centre dirt bin inlet and angled chamber walls increase hand vacuum capacity while reducing dirt re-entrainment and emptying frequency.

An added bag-wall fastener keeps a vacuum cleaner filter bag fully deployed in tight space, preserving dust capacity, airflow, and service life.

Gravity-fed water return removes moisture at the outlet of a liquid filter vacuum cleaner, simplifying cleaning and keeping exhaust air cleaner.

Multiple diffuser strips with elongated openings swirl incoming air to spread dust, prevent inlet blockage, and extend vacuum bag life.

Partition walls in the catch basin calm separated liquid, block upward lateral flows, and prevent droplet re-entrainment at high through-flow speeds.

A single-pass diffuser with multiple discharge holes cuts vacuum cleaner noise, simplifies airflow routing, and improves fine dust removal.

An off-centre dirt bin inlet increases hand vacuum collection capacity and reduces dirt re-entrainment in the cyclone flow path.

An off-centre dirt bin inlet in a hand vacuum reduces re-entrainment, increases dirt capacity, and cuts emptying frequency.