Lighting And Heating Apparatus TRIZ Cases

A dual-knife ice crusher uses pre-comminuting and torque-distributing teeth to cut motor load, noise, and crushed ice variation.

Multiple controllable RFID antenna elements scan shelf zones in −70 to −90°C storage to improve tag detection and reduce manual inventory checks.

An external pressure sensor uses a flush housing and deflectable membrane to keep condensate out while preserving refrigerator storage space.

Multiple phase-change chambers and metal heat paths cool hot drinks to a warm range, then hold that temperature longer.

A parallel air-passage wall and installation member create an insulating space that blocks heat transfer and prevents back-case dew condensation.

A sliding bottle holder channels cold air directly from the deflector for fast cooling while avoiding freezer overcooling and bottle rupture.

By suspending a hygroscopic tablet above a leak-safe collector, this case increases exposed sorption area and speeds room moisture absorption.

A double-toothed spur gear and rack layout cuts refrigerator door opening noise while preserving automatic actuation and load capacity.

Offset shelf sections improve refrigerator space use and support containers of different heights without complex adjustable shelving.

A shape memory alloy wire pivots a refrigerator flap quietly and holds airflow positions with a bistable mechanism to cut energy use.

Touch-sensitive transparent door glass shows stored food information and recipes without opening the refrigerator, reducing cold-air loss and power use.

A grate and secondary safety filter add axial support and sealing to stop fluted media telescoping and maintain air filtration integrity.

A segmented bail arm with hinge pins and torsion springs bends or retracts to avoid bin contact, reducing icemaker breakage and jamming.

Diametrically opposed off-axis pupil illumination improves reduced-pitch mark position measurement while staying compatible with existing sensors.

An external motor and push-out linkage let the air deflector close gap-free while expanding air supply angles and blocking dust entry.

Natural convection through a two-way bypass valve delivers faster hot water while reducing water waste, heat loss, and installation complexity.

An electromagnet holds the non-return flap open during fan operation, cutting throttling noise and power loss while preventing backflow at shutdown.

A nested two-tank layout preserves inflow pressure, extends water cooling time, and frees faucet height from gravity limits.

A dual-flow nozzle mixes moistened and dry air to spread humidity evenly, speed room humidification, and allow easier cleaning.

Multiple Peltier cells built into double-glazed window frames reverse heat flow for independent heating or cooling with integrated heat sinks.

An asymmetric louver with tuned curvature prevents dew condensation during horizontal airflow without narrowing the air outlet or cutting air volume.

A tilted guide notch and sliding lug cut push-button force in vent vane adjustment while keeping the linkage simple and easy to install.

Intermittent defrost heater cycles let frost phase change complete while cutting power use, temperature swings, and food spoilage risk.

A clipped heating pipe on an inner-case mounting groove reduces thermal-contraction deformation while preserving insulation and refrigerator rigidity.

Tufting divides the bag cavity into regions so liquids freeze more uniformly, limiting projections, bag damage, and stacking problems.

Icephobic damper treatments such as PDMS coating or microtextured plastic prevent freeze-shut airflow blockage between refrigerator compartments.

Capsule-based preparation and dilution injection enable rapid small-batch ice cream production while reducing handling and contamination risk.

Separately formed refrigerator partitions let insulator fill evenly through large cabinet walls, improving chamber temperature retention.

A metallic heat-transfer member separates the motor moving member and bearing while conducting heat to fluid channels for wider dissipation and simpler assembly.

A rounded scroll housing guides air smoothly from the impeller, cutting collision noise, flow loss, and space penalties in air conditioners.

User identification and calendar-based event extraction tailor refrigerator stock alerts to avoid foods that may negatively affect upcoming meetings.

A wall-mounted auxiliary drain pan redirects humidifier overflow and reverse flow when floor space is limited, helping prevent water damage.

A guide duct links dual cold-air paths to stop reverse flow when one blower fan is off, keeping both refrigerator compartments cooled efficiently.

Ginkgo extract turns a passive air filter into an antiviral medium that captures and inhibits airborne H1N1 viruses with less reliance on drug treatment.

Alternating heater control and boiler level sensing deliver fast humidification with low-pressure steam, lower energy loss, and simpler approvals.

An integrated drainage duct and pipe fixer improves ice-compartment cooling while making the refrigerator ice unit easier to assemble and replace.

A vertically aligned inner hinge lets auxiliary door storage rotate without gasket interference, reducing cold air leakage and power use.

A pre-assembled spring-loaded locking rail secures wall-mounted radiators against vertical and transverse forces while avoiding loose-part assembly errors.

A commercial-powered control section keeps monitoring and pipe antifreeze active when peak-cut power stops the heating section.

A ball-groove relief path vents expansion pressure in the valve off position while keeping heating and cooling fluids isolated.

A plug-type holder mounts the fan directly on the condenser tube, cutting compartment space, fan speed, noise, and assembly complexity.

Bottom-mounted rails and rollers replace side drawer mounts to prevent sagging under heavy loads and recover usable refrigerator storage space.

Camera and GPU-based food recognition tracks quantity, quality, and expiry to cut waste and automate grocery replenishment.

Multiple annular air guides mix heat-exchanged and ambient air to raise airflow, improve circulation, and soften direct cold drafts.

Heating conduits move into grooved insulation above a solid slab, cutting cost while preserving strength and flexible levelling.

A separate wire-positioning opening keeps terminals clear of the maintenance access, making fan housing cleaning and service easier.

Phase change materials and a vacuum flask keep injectable medicines within a safe temperature range without bulky insulation or electrical power.

A hood-like side wall wraps the compressor to enlarge thermal contact, speeding condensate evaporation while improving tray stability and assembly.

A lockable container connection assembly keeps the refrigerator water tank secure and detachable while maintaining continuous ice maker and dispenser supply.

An expandable polystyrene frame blocks polyurethane flow under aluminum foil, keeping appliance display areas flat and condensation-resistant.