Lavatory Sanitory TRIZ Cases

See how a hollow tube heating device with annular gap flow creates vortexes to improve washing

See how open-loop CO2 refrigeration and pressure-assist dewaxing reduce cost and safety hazards

See how CO2 open-loop refrigeration and a secondary dewaxing column eliminate volatile solvents

See how an inclined tank surface positions the bimetal close to the heater, improving temperatu

See how a hand dryer sterilizer uses 190–237 nm UV wavelength filtering to deactivate bacteria

See how a 222 nm far-UVC light source kills microbes on hand dryer surfaces without damaging pl

See how a shoe-sanitizing mat uses UV lamps, pressure switches, and wireless alerts to ensure s

See how integrated UV light sources on horizontal rods enable fabric warming and sterilization

See how a UV-based sterilizing apparatus with drawer and closure mechanisms sanitizes keyboards

See how a pivot-mounted blocking door uses gravity to self-adaptively open and close, eliminati

See how UV light emitters and reflectors disinfect hands and surfaces during drying, reducing p

See how an elastomeric cover with holes slows evaporation and prevents splashing while deliveri

See how a smart locker integrates UV disinfection, thermal insulation, and wireless lock contro

See how a cold plasma generator operates on uncorrelated cycles from the fan to maintain hygien

See how infrared sensors integrated into toilet seats enable passive, non-contact temperature m

See how disposable absorbent mats and fast-drying sanitizers reduce moisture tracking and maint

See how a rotating carousel unit with UV emitters (10-400 nm) ensures uniform sterilization of

See how a distribution manager tracks the last human contact time and elapsed time for articles

See how a plasma generator with reservoir storage pre-generates hydroxyl radicals for immediate

See how a pivot-mounted blocking door uses gravity and nozzle interaction to eliminate separate

See how elastic agitators, air flow, UV light, and plasma ions remove exterior dust, interior m

See how a flushable toilet shield with extendable arms intercepts fecal splatter, reduces clean

See how automatic UV-C irradiation eliminates pathogens on shopping carts without manual partic

See how a double filter arrangement and separate transfer cart resolve maneuverability vs. stab

See how a garment care device uses transverse airflow, dual-fan venting, and UV-C radiation to

See how retaining projections positioned between the user's legs and toilet seat enable adjusta

See how ozone enrichment, heating, and filtration achieve complete hand sterilization against r

See how photocatalyst-coated fabric with embedded LEDs and occupancy-triggered activation decom

See how a cabinet plate with inclined surfaces and discharge holes prevents water leakage when

See how nested seals between hood, seat, and bowl, combined with hydrogen peroxide misting, con

See how UV sterilization activates on-demand to sterilize paper towels before dispensing while

See how Far-UVC LED arrays at 207-222 nm disinfect gaming machines, chips, and cards while safe

See how a unified fastening plate secures both shower device and toilet set to the bowl, concea

See how UV-C radiation replaces chemical cleaners for toilet seat sterilization, using fluoresc

See how a concealed rim-channel compartment houses cleaning tablets between tank and bowl, prev

See how a tank with inverted outlet and mesh-enclosed sterilizing agent maintains high disinfec

See how an integrated ozone generator sanitizes beverage maker reservoirs to kill bacteria that

See how a mobile sterilization cabinet uses dual filters—one for air vents and one for floor co

See how an integrated sterilization device uses ion generation, slanted blast unit, and guide p

See how a detachable mounting plate secures both douche device and toilet seat to the bowl, con

See how a sensor-activated spray mat with elevated grate eliminates contaminated liquid pools,

See how a segmented sealing assembly with pre-positioned seal members enables single-person glo

See how encapsulated malodor reduction compositions in toilet tissue cores neutralize odors wit

See how a mobile sterilization cabinet uses sloped floor drainage, filter integrity indicators,

See how elongated slot-shaped suction openings on both sides of a toilet seat improve airflow u

An integrated fan, filter housing, and removable media draw air from the toilet bowl to remove odors, bacteria, and particulates.

Shielded UV apertures and size-adjusting shutters target shoe soles to kill pathogens while limiting unintended user exposure.

Double-filter vents, drain filtration, and a transfer cart help keep instruments sterile while improving cabinet movement and storage.

A turning layer redirects UV light across the touch surface while shielding display components and reducing harmful leakage to users.

Sensors detect occupancy and transmission risk to pulse UV-C only when needed, improving indoor pathogen inactivation while limiting exposure.

A spring-actuated swab cartridge automates needleless connector cleaning and used swab disposal to reduce incomplete IV port disinfection.

Vacuum-driven peracetic acid vapor reaches internal surfaces quickly, improving disinfection and sterilization while limiting time and residue.

A deformable mechanochromic section gives clear visual confirmation of connector disinfection completion, helping reduce contamination risk.

An impedance-switching monitoring loop enables objective remote verification of adequate sterilization without subjective color inspection.

Controlled vaporization and injector delivery prevent sterilant condensation on articles while improving uniform, reliable sterilization.

Ionic additives built into catheter polymers anchor active agents for controlled release, extending antimicrobial and antithrombotic action.

A lid-integrated elastic container releases active liquid into the closed bowl at the right moment, improving odor neutralization with simple use.

Routing the hose into a side-cover recess frees space above the spray tube, reducing bidet thickness while preventing hose interference and wear.

Low-temperature sterilization preserves silane quaternary ammonium coatings on surgical instruments while maintaining effective microbial control.

An independent auxiliary heating assembly preheats amalgam lamps before activation, cutting UV disinfection warm-up and cycle time.

Dual airflow cooling is paired with UV-C air disinfection and climate control to cut bacterial load in medical and cosmetic radiation treatment.

Low-temperature plasma inside a sealed secondary enclosure sterilizes complex medical devices without harmful residues or heat damage.

A plasma-permeable sterile enclosure uses membrane venting and positive pressure to sterilize complex medical devices without harmful residues.

A metered cistern additive path keeps flush dosing repeatable while treating stored water without obstructing overflow or drain flow.

Movable UV wand assemblies adjust height, angle, and distance to keep surface dosage consistent during fast mobile sanitization.

A flexible rim-mount secures toilet health sensors across varying bowl widths, enabling private at-home urine and excreta analysis.

Positive and negative ion antennas purify cabin air and surfaces while soldering sleeves limit ozone and mobile monitoring simplifies control.

A disinfectant-filled cap uses a movable piston and variable thread height to actively clean female luer surfaces while maintaining an airtight seal.

UV-C emitters and probe standoff spacing deliver more uniform probe disinfection while reducing human error and recontamination.

Micro-vacuum pumps pull odors from the toilet bowl into the vent stack, avoiding room permeation and bypassing inefficient ceiling exhaust fans.

UV LEDs and an electric-arc ozone generator deliver instant surface sanitization, improving C-diff killing without mercury tube delays.

Violet-blue laser light first disables microbial CAT and SOD defenses, allowing cold plasma ROS to eradicate resistant biofilm microbes more effectively.

Far UV-C emission, filtering, and sensor control enable pathogen reduction plans that protect occupied spaces without harmful eye or skin exposure.

Automatic re-pairing restores bidet remote control after power cycling, cutting standby power and avoiding repeated setup.

Copper(II) ions stabilize aqueous indigo carmine at pH 5 or below, extending shelf life without oxygen scavengers or special storage.

A compact technical unit nests the boiler, pump, and controller inside the toilet cavity to simplify assembly, save space, and ease installation.

Occupancy sensors and reflected UV-C dose feedback let an elevator car sterilize all surfaces without exposing passengers to harmful radiation.

Rotating mesh grids and reflector-guided UV-C light reduce shadowing, enabling full disinfection of 3D objects without repositioning.

Removable plug-and-play modules let this portable UV sanitizing wand replace power or fan units quickly, cutting repair time and downtime.

A combined sterilization and pressing chamber assembles combination lids without post-sterilization transfer, preventing secondary contamination.

A transparent mixing chamber and water trap control tablet dissolution, prevent gas backflow, and make toilet tank tablet replacement easier.

A spring-ejected metal sheet blocks sterilization tray lid closure until a chemical indicator is inserted for sterility verification.

Convertible cover sections and a movable rack switch between compact and enlarged steam chambers to sanitize different household items effectively.

Sensor-controlled ozone airflow and catalytic reduction disinfect refrigerated air and waterlines while keeping reentry ozone levels safe.

Riboflavin carried in mist or steam and activated by UV-C improves pathogen inactivation while helping penetrate biofilms without mercury lamps.

Occupancy and pressure sensing coordinate UV devices across rooms to intercept pathogen travel and improve confined-space treatment.

Programmable heating and cooling cycles use monitored water temperature to deliver contrast therapy while reducing burn and frostbite risk.

A dome-shaped collapsible pod and pusher mechanism extrude a fixed gel dose as a uniform dollop, reducing residue from incomplete flushing.

Detection devices identify touched vehicle surfaces and trigger targeted sanitization, cutting contagion risk without blanket cleaning.

A sliding swab cartridge and disposal chamber automate needleless connector cleaning for more consistent disinfection and lower infection risk.

Microwave irradiation of crushed broiler litter kills Eimeria oocysts and other pathogens, enabling safer litter reuse with lower mortality.

Tracked pathogen surrogates mark exact application points so post-cleaning inspections can verify sanitation without hazardous pathogen testing.

Occupancy sensing at the receptacle stops germicide emission, while docked airflow enables lower-complexity room and air disinfection.

Real-time sensors track usage, tank levels, and consumables so portable restrooms can be serviced by actual conditions instead of fixed schedules.

Pressure-feedback perfusion automates organ decellularization to improve sterility, consistency, and viable scaffold quality.

Identification occurs only after the medical instrument is placed in the UV chamber, preventing mix-ups and improving disinfection traceability.

Dialysis, ion exchange, and UV treatment remove lactate, waste, and pathogens from perfusate to extend isolated organ viability.

A UV-C transparent support keeps the entire medical instrument inside the disinfection volume, including connecting parts, to prevent missed areas.