Cleaning Filter Means TRIZ Cases

See how an oscillating de-dusting unit isolates and cleans multiple vacuum filters alternately,

See how a docking station uses periodic suction flow path control to automatically empty dust c

See how a docking station uses violet visible light to decontaminate vacuum parts during chargi

See how a mechanical foolproof assembly prevents vacuum cleaner operation when cyclone drum or

See how a guide flow path redirects air downward to prevent dust accumulation on the compressio

See how a scraper element with rib-groove engagement removes hair and debris from vacuum filter

See how aligning battery, filter cleaning, and blower unit centers of mass on a central plane e

See how a guide-coupled frame with protrusion-groove positioning returns the dust compression m

See how a mechanical foolproof assembly prevents dust-collection main unit assembly until cyclo

See how a rotatable cleaning unit with impulse elements prevents filter clogging in power tool

See how a gear-driven scraping mechanism automates debris removal from vacuum cleaner bucket wa

See how a spiral air guide structure enables dual-mode filtration and positive-pressure self-cl

See how a dual-path air flow guide assembly directs self-cleaning air to the filter's second su

See how a uniflow cyclone chamber with sidewall dirt outlet improves separation efficiency, red

See how dual blowback systems and an auxiliary fan enable continuous dust collection while clea

See how a hand vacuum uses segmented door assemblies and a dedicated emptying port to simplify

See how a hand-held vacuum integrates motor, power source, and dust cup into a compact body for

See how a single-actuation wiping mechanism cleans both chamber walls and filters to maintain d

See how a separable grill assembly with automatic cleaning prevents dust accumulation and sucti

See how a pivoting housing enables simultaneous access to cyclone and filter chambers, reducing

See how an airflow-driven scraper element continuously cleans the filter module surface during

See how a scraper element slides along the filter module during removal to strip wrapped hair a

See how coupling the air suction tube to the handle enables axial movement to dislodge stuck de

See how a sweeping device uses rotational movement to extract loosened fine dust from the filte

See how overlapping the dust blocking portion inside the filter portion suppresses cleaner leng

See how a moveable actuation portion transitions between latched and unlatched states to simpli

See how an inclined movable frame guides airflow around the cyclone axis, preventing dust from

See how a sliding ventilation unit uses pressure differentials to backflush vacuum filters, ena

See how a movable compaction member extends vacuum cleaner usage by compacting dirt in the coll

See how a U-shaped filter assembly with orthogonal airflow paths and wiping member improves dir

See how a dual-filter assembly with orthogonal positioning and interlocked bin access captures

See how a constant cross-section outlet chamber inverts conventional design to create unbalance

See how a rotatable cover and locking mechanism enable central filter cleaning during operation

See how a stackable filter assembly uses master-controlled airflow reversal to clean filters wi

See how coaxial alignment of non-cyclonic filter, motor, and battery along a central axis reduc

See how a guide fence and inclining surface prevent dust buildup on the compression member, pre

See how a rotatable support body with cleaning cams mechanically deforms the filter medium to d

See how perpendicular filter orientation and vibration-based debris removal maintain suction po

See how reverse airflow cleans the membrane filter and vacuum-powered bin emptying reduces main

See how a torque-locked rotatable cleaning element sweeps the inner filter to remove dust witho

See how a sliding main body with integrated rubbish removal member automates dust chamber disch

See how a dual-chamber manifold system alternates airflow direction through filters, enabling d

See how a rotatable fan assembly switches between dust suction and self-cleaning modes to reduc

See how a multi-bending-point flap dynamically exposes the inlet opening to optimize suction ai

See how axially aligned waste receptacles, filters, and motor along a constant-diameter body re

See how a flap with multiple bending points dynamically adjusts inlet opening area to improve c

See how a solenoid-actuated filter cleaning mechanism automatically dislodges dust when the mot

A metal mesh flame-arresting screen lets cyclonic vacuum exhaust flow while blocking flame fronts and reducing fine-dust explosion risk.

Periodic motor off-on cycles collapse the filter bag, crack filter cake buildup, and keep suction airflow stable over time.

A pivoting support and detachable cleaning unit let an upright vacuum reach under furniture and switch to hose-and-wand cleaning.

Two suction units share a common exhaust chamber and split ducts to raise suction capacity while keeping the vacuum cleaner compact and quieter.

Parallel-to-series sub-separators reverse-clean a clogged downstream filter while still separating released dust and reducing user effort.

A charging base doubles as a dustpan inlet while a concealed hose and retractable cord preserve portable vacuum power and easier handling.

A negatively raked rear castor adds straight-line stability to a cylinder vacuum cleaner while still swiveling to avoid jams and tipping.

Angled nested cyclone sets pack more separators into a vacuum cleaner, improving dust separation without enlarging diameter or choking airflow.

By overlapping the cyclone chamber and suction motor, a larger pre-motor filter reduces clogging and sustains suction in hand vacuums.

A rotating dust discharge member returns filter dust upstream to the cyclone, reducing filter clogging, valve complexity, and maintenance effort.

A rotating inlet flow cleans the filter face during use, preventing clogging and keeping air flow resistance stable in compact particle separation.

A sliding removable tank with lid-mounted inlet and outlet keeps a vehicle vacuum compact while making debris collection and emptying easier.

Integrated handle controls let users switch power and brush modes one-handed during cleaning, improving maneuverability and tool use.

A vibrating flexible cyclone tip keeps the outlet clear, improving fine dust separation and sustaining suction as dirt builds up.

Differential pressure sensing across the filter separates true clogging from tool-induced pressure loss, avoiding premature cleaning.

A nested tubular filter with radial inlets fits inside the cyclone to block fine dust while reducing handheld vacuum size and weight.

A ribbed annular dirt chamber disrupts cyclone airflow to reduce particle re-entrainment, improve fine separation, and protect the motor.

A multi-layer screen cage and thermal cutoff pre-filter hot ash, reduce fire risk, and allow cleaner filter replacement without opening the receptacle.

Separating liquid recovery from the airflow path lets a dry vacuum dispense and collect fluids while blocking backflow into the motor and filters.

A protruding locking handle blocks housing closure until the vacuum bag is fitted, giving a clear visual check and protecting the cleaner from dust.

A handle-mounted switch and decoupling circuit cut power when the cyclone bin is removed, reducing electric shock during vacuum cleaning.

A pressure-driven dust compression mechanism cuts bin volume and limits scattering during vacuum cleaner emptying.

A snap-action external air valve sends counterflow air pulses through the filter to detach dirt and maintain vacuum suction efficiency.

Calibrated valve passages redirect airflow to idle filters for automatic cleaning during suction, avoiding manual maintenance and complex air channels.

A sidewall-outlet uniflow cyclone and removable pre-motor filter dirt cup improve dirt separation and extend filter service life.

A flexible vacuum filter expands under suction, then contracts at rest to shed debris, maintain suction power, and reduce cleaning frequency.

Airfoil-tipped louvers create a tortuous exhaust path that keeps dirt from re-entering airflow and improves vacuum cleaner separation.

A movable dust removal unit clears tangled hair and dust from a rotating drum brush without stopping suction or brush rotation.

A helical inlet guide and interchangeable bagged or cyclonic modules improve dirt separation, limit re-entrainment, and simplify vacuum maintenance.

An electric motor nested inside the filter drives direct mechanical cleaning while cutting noise, turbulence, and flow losses.

A reverse air pulse and cyclone stage keep the vacuum filter from clogging, maintaining clean exhaust air and longer continuous operation.

A pivoting handle and airflow diverter switch between dry pickup and wet mopping while blocking solution release in dry mode.

An intermediate coupling lets an external motor drive an internal filter cleaner while covering the wall opening to simplify vacuum dust unit design.

A float-controlled filter assembly lets one hard floor cleaner handle wet and dry pickup through a shared suction and container flowpath.

A sliding collar panel automatically seals the vacuum bag opening during removal, preventing dust and debris from escaping.

An exterior-accessible removable filter tray lets shop vac users clean or replace the filter without disassembling the vacuum head.

Residual vacuum opens a magnet-held valve to pulse external air backward through the filter, improving cleaning without manual intervention.

Vacuum airflow through and around a removable dusting cloth improves dust retention while a lightweight handle and auxiliary inlet keep one-handed cleaning practical.

A nested three-stage cyclone layout boosts dust separation in a compact cleaner while a perforated cover prevents dust re-scattering.

A hinged panel and elastic securing tab stabilize the fill tube connection, easing bag mounting while reducing air resistance.

Tangential high-flow air and suction remove moisture after extraction cleaning, cutting surface drying time and reducing activity interruptions.

A pivoting hose interface and diverter let the recovery tank lift out without hose disconnection while switching cleanly between wet and dry modes.

External air drives a passive cleaner that clears filter dust without a motor, helping cyclone vacuums maintain suction and cut cleaning cost.

Forced air and brush pickup dislodge embedded contaminants from upholstery while keeping the cleaner lightweight and suitable for frequent touchup cleaning.

Compressing plates compact dust inside a removable collector to prevent cyclone blockage, extend capacity, and reduce emptying frequency.

A perpendicular multi-cyclone dirt cup shortens the vacuum air path, limiting leaks and backpressure while improving dirt separation.

A horizontal cyclone and vertical dust bin increase bin volume while routing outflow to limit dust backflow and piping loss.

A sidewall aperture member in the dirt cup separates fine dust into a dead space, limiting clogging, re-entrainment, and filter load.

A nested cyclone and dust collection layout keeps a robot vacuum slim while maintaining strong suction and easy dust-bin maintenance.

Whirling fibers or flakes circulate inside the vacuum bag to bind dust, prevent clogging, and maintain airflow for longer service life.

An external debris opening lets a vacuum collect large particles without clogging airflow or jamming the motor, enabling cleaner disposal.

A transparent outer pocket and inner filter cone let users see dust buildup and replace the vacuum bag without direct dirt exposure.

An angled impeller shaft and tangential airflow chambers cut backpack vacuum depth and noise while preserving cleaning power.

A grill and guiding blades route semi-clean air into an inner cyclone, boosting fine dust collection while limiting pressure loss.

Battery and line-power switching, protected vents, and staged motor start help vacuum blowers run reliably outdoors with lower power draw.

A standpipe, separator plate, fins, and fingers shorten the vacuum air path, cut leaks, and keep debris from re-entering airflow.

A lower inlet and upper outlet cyclone layout avoids opposing air currents, preserves suction force, and improves dust separation.

An eccentric cyclone layout and transparent viewing section increase dust capacity while letting users spot buildup before suction drops.

Guiding blades route semi-clean air into a nested second cyclone to improve fine dust capture while limiting pressure loss in vacuum cleaners.

A disposable sheet with an integrated air filter enables one-step removal of debris and clogged media, preserving airflow and improving sanitation.

A guided top lid positions the fixing groove correctly, making vacuum dust collectors easier to attach, detach, and secure.

By compressing collected dust inside the container, the cleaner holds more debris and reduces scattering when the bin is emptied.

Locator ribs, flange openings, and a lid-mounted inlet tube guide correct vacuum bag installation to improve dust containment and prevent blow-by.

A pivoting latch on the solution tank handle enables quick tank release, improving carpet extractor storage and reducing hose entanglement.

Recirculated exhaust air loosens debris while limiting intake pull, allowing lightweight fabrics to be cleaned without damage or clogging.

A shrouded constant-volume air channel maintains cyclone airflow velocity, improving dirt separation while reducing filter maintenance and assembly burden.

A removable cap with reticulated foam redirects and diffuses vacuum cleaner discharge airflow to cut noise without hindering blower use or service.

Multi-stage filtration and a sloped tank bottom let a portable extractor recycle cleaning solution while reducing debris buildup and filter clogging.

A removable filter assembly and openable dust box cover simplify vacuum cleaning and replacement while reducing static buildup.

A single planar baffle in the cyclone outlet cuts vortex noise and pressure drop while maintaining high airwatts in vacuum cleaners.

A reversible multi-ring adapter fits different vacuum hose sizes, enabling secure dust sampling with a filter trap for consumer allergen assessment.

An upper handle aligned with the vacuum cleaner's center of gravity also seats the hose, improving transfer balance and simplifying construction.

Automatic brush bar startup links agitator drive to the main vacuum motor, improving carpet cleaning while allowing deactivation on hard floors.

Triangular projecting sections fold flat for storage, then expand to fit chamber shapes, preserve dust volume, and reduce seam stress.

A vertical discharge guide duct routes air from the second cyclone straight to the motor space, cutting height, pressure loss, and suction loss.

A recessed exhaust part and internal cover coupling improve sealing, resist impact damage, and help prevent dirt spillage in cyclone vacuum cleaners.

An open-bottom handle and detachable lever let users remove the dust collection unit with one hand while reducing dirt detachment and cover interference.

A rotatable tank frame and compact nested filtration layout enable suction soil removal and lateral unloading in confined urban excavation areas.

Dual vertical cyclone chambers and a top air manifold improve dirt separation, protect filters, and simplify upright vacuum assembly.

A two-stage harvester air cleaner uses centrifugal separation and a gravity labyrinth to cut dust discharge without extra fans or major retrofit work.

Curved ribs inside the cyclone air discharge pipe suppress whirling airflow, cutting noise and pressure loss without obstructing dust flow.

A shuttle-controlled vacuum attachment uses ambient air and particle fluidization to remove catalyst uniformly while limiting damage in reactor tubes.

Rotating brushes clear clogged porous filters during vacuuming to maintain airflow, prevent motor overload, and reduce noise.

A pivoting upright rod and added wheel lower the cleaner’s center of gravity, improve under-furniture maneuvering, and reduce floor damage.

By placing the motor near the front of the grip and the power source at the rear, this case shows how handheld vacuums reduce wrist fatigue.

A tapered flexible deflector strikes filter pleats in sequence to knock off fine dust and maintain vacuum suction without excessive wear.

A tapered cyclone body with a larger dust outlet improves separation, cuts airflow loss, and makes vacuum dust emptying easier.

A central dust outlet and removable bin improve cyclone dust separation while making vacuum emptying easier and reducing filter dust buildup.

A docking latch, safety catch, and low-resistance airflow path help a removable handheld vacuum maintain suction while preserving battery life.

A built-in cyclone, pre-filter bag, and HEPA cartridge cut fine-dust clogging while maintaining airflow and cleaner exhaust air.

An elastic tape roller integrated into the suction nozzle lifts hair and threads from carpets and sticky surfaces without extra blower noise or cost.

A tapered impeller side plate cuts vortex flow near the central opening, raising air speed and blowing efficiency in electric fans.

Periodic motor shutoff lets the filter bag collapse and crack off filter cake, keeping airflow and suction power stable over time.

Registered handle couplings and a diverter valve keep suction and fluid recovery continuous when switching between floor and accessory cleaning modes.

A laterally spaced cyclone and housing layout enlarges the dirt bin without a major footprint increase, improving dirt and water collection.

A perforated tapered shroud guides cyclone airflow to separate fine and bulky dirt more reliably before downstream filtration.

A recumbent downstream cyclone above the main barrel cuts radial size and gas passage length while preserving two-stage dust separation.

An asymmetric fold-in structure removes internal weld seams, simplifies bag production, and adapts filter geometry to different vacuum cleaners.

A drum drain adapter lets a wet/dry vacuum use a filter bag without lid-mounted removal that can rupture the bag under debris weight.

Dust suction near the separator captures fine particles while filler is separated and returned, improving artificial turf cleaning with less displacement.

Valve-controlled dual filters let one path be cleaned while a single suction motor keeps airflow and vacuuming performance continuous.

A controller starts the vacuum when the plugged-in tool runs, adds shutoff delay for debris pickup, and helps prevent accidental unplugging.

A divider plate creates separate cyclone and dirt chambers so particles move outward into collection before air reaches the suction motor.

Placing the cyclone chamber after the fan preserves high air velocity for better dirt separation while reducing motor size, weight, and vibration.

Dual differential pressure sensing detects large-particle buildup in the vacuum cleaner stub before bag pressure drop can trigger a warning.

Bottom air entry and a flexible internal tube improve vacuum bag airflow, cut dust re-deposition, and reduce leakage and bag weight.

Shifting the cyclone dirt outlet to a 90-330° position improves particle separation and dirt collection without adding multiple outlets.

A removable dirt bin pairs the air filter with the cleaning sheet, enabling one-step debris disposal while maintaining airflow quality.

Side and rear skirts trap warm exhaust air beneath the cleaner base, keeping heat at the surface to improve cleaning and speed drying.

A removable lid, working air conduit, and air-fluid separator improve dirty fluid pickup and dirt collection in surface cleaning equipment.

A rotatable neck with neck-mounted wheels shifts surface contact points to steer a vacuum floor tool around obstacles while keeping suction aligned.

A hinged holding plate locks onto the suction port projection to improve vacuum bag sealing while keeping bag changes simple and secure.

Dual inlet airflow and a rotary agitator scrub, vacuum, and dry floors in one pass while improving edge and corner pickup.

Side rails improve removable tank alignment, while a buoyant float closure prevents overfill leakage and supports stable carpet extractor operation.