Domestic Plumbing TRIZ Cases

See how draft-angled ends wedge between sink walls to enable flexible accessory positioning and

See how a rotatable glass rinser with meshing teeth prevents accidental high-pressure water eje

See how integrated apron and basin channels eliminate external sink accessories, preserving cou

See how a sealing element between extendable arm parts prevents moisture and dirt ingress while

See how an aircraft sink unit integrates water, heated air, and UV light below the countertop t

See how automatic mixing of water and concentrate in a segmented reservoir system reduces liqui

See how automated control switches foam discharge to water mode after a set time, preventing ex

See how an apron coupling wall with aligned slots and channels enables accessory attachment wit

See how repositioning the soap dispensing port away from the water outlet prevents rapid washaw

See how a sensor detects hot water flow to activate a pump only when wastewater is suitable for

See how an adapter with inclined contact elements secures sink accessories on sloped basin edge

See how projection-based support elements enable vertical accessory stacking on basin edges, re

See how movable nozzles, facial ID, customizable wash modes, UV sterilization, and feedback mec

See how adjustable mounting elements apply transverse forces to reduce basin shape deviations u

See how relocating the water cavity from the sleeve junction to the washing bracket eliminates

See how an inverted bracket mounting system secures apron-front sinks from below, improving fas

See how an apron extending laterally beyond the rim enables apron-front sink installation witho

See how adjustable bowl clamps and a standalone fluid tank enable non-invasive bidet installati

See how a recirculation pump and serpentine electrode paths resolve temperature inconsistency i

See how programmable adjusting elements and a control device enable one sanitary fitting to ada

See how a liquid outlet on the outer face of a furniture support part enables water-conducting

See how dynamic flow rate control prevents hot liquid splashing during tap dispensing by starti

See how an apron extending laterally beyond the rim hides cut edges and aligns with cabinet fac

See how a hollow shower curtain rod routes a flexible water hose internally to deliver water to

See how a vessel sink with extended lateral front wall portions overlaps cabinet edges to conce

See how a thicker ledge with beveled edges and integrated welding solves sink-countertop gaps a

See how a sliding sink cover adjusts length to fit different basins, isolating pathogens and od

See how a sliding sink cover isolates pathogens and odors while maintaining accessibility throu

See how a retractable faucet spray head uses magnetic coupling and multiple nozzle pathways to

See how a dual-circuit heat exchanger extracts excess heat from cold water to maintain hygiene

See how a sensor-controlled tap integrates water, soap, and air outlets with timed cycles to im

See how an integrated apron attachment channel enables accessory insertion and removal without

See how a mains-connected tap merges water dispensing with a beverage making cavity, eliminatin

See how a dual-loop heat exchanger withdraws heat from cold water to prevent Legionella growth

See how U-shaped modular frame elements with standardized dividers optimize sink cabinet instal

See how a water dispenser with fluorescent agent and UV light provides real-time visual feedbac

See how a removable panel assembly in an apron front sink enables aesthetic updates without rep

See how extended lateral portions on a vessel sink's front wall overlap the cabinet face to con

See how a rib-formed air gap at the overflow window edge overcomes surface tension to ensure co

See how a rib with distributed apertures at the overflow window edge enables efficient drainage

See how a water dispenser integrates fluorescent agent dispensing and UV light to provide real-

See how a vent ring inverts air flow beneath the sink deck to prevent dryer air and water from

See how sensor-driven nozzles detect hand size and position to automate soap and water dispensa

See how integrating compressor and battery into a single housing eliminates external hoses and

See how a mechanical interface with movable tongue and adjustment screw enables easy countertop

See how a vertical side-wall coupling device with inner and outer elements enables stable sink

See how draft-angled wedge ends secure sink accessories between opposing walls, enabling adjust

See how an annular gas outlet integrated into a faucet base enables hand drying at the sink, el

A detachable sink trap passes through the valve opening, enabling top-side removal and cleaning without affecting pop-up valve operation.

Small exchangeable multi-chamber capsules replace bulky soap and shampoo containers, cutting waste and improving ingredient flexibility in showers.

A suction-mounted adjustable holder lets the sink splashguard contour to the sink wall and change height for splash protection and access.

A curved one-piece guard channels faucet splashes back into the basin, improving drainage, sealing, and cleaning around the fixture.

A hollow spindle and base conceal the plunger while stacking toilet paper visibly, saving floor space and improving bathroom sanitation.

A widened apron overlaps cabinet edges and aligns with standard door heights, easing retrofit installation and reducing precise cabinet cuts.

A three-position valve mixes soap with shower water for spray bathing, then switches to water-only rinsing to improve accessibility.

Cabinet-wall tension supports secure an undermount sink without adhesives, reducing install time and avoiding damage to stone or metal.