Machines/Engines TRIZ Cases

A fill level measuring device uses frequency ramps to distribute power across a broader spectrum during settling times.

Radial engagement of force transmission elements reduces axial installation space while preventing dead center issues in compact drive assemblies.

A hybrid tank gauging method calculates product mass using independent data sources to report accurate inventory levels.

Electro-thermal heating elements activate specific blade zones to manage surface temperature and prevent ice accretion.

A coaxial annular cathode improves electron coupling and reduces mass by eliminating remote placement complexity.

An RFID unit transfers energy to an internal storage device via electromagnetic induction.

A fuel injector nozzle body features injection holes with intersecting inner and outer portions forming a step to generate wall cavitation.

Segmented scintillation sensors measure tracer uptake to resolve PET scanner complexity and cost while maintaining measurement precision.

A tapered vortex generator device mounts directly onto wind turbine blades using an integrated adhesive recess.

Through holes in the intake pipe adjust natural frequency to reduce intake sound without adding resonator components.

A bypass mechanism short-circuits fluid spaces in an electrohydraulic actuator to reduce energy consumption during high-speed valve transitions.

Cold calibration eliminates oxide layer reworking to ensure constant wall thickness in asymmetric combustion bowls.

A resilient bellows connects an air intake plenum to an air cleaner using a spring for biasing pressure while a shield blocks rain water intrusion.

Optimized nickel alloy composition forms Ta-Ti compounds and complex carbides to enhance high-temperature mechanical properties.

Calculates hidden tank capacity by analyzing plateau zone saturation and consumption phases to detect full refueling events accurately.

Rotating plates guide wind onto blades to maintain stable electric generation despite shifting wind directions.

A propelled support frame positions the kite assembly for reliable low-wind launches without heavy structural reinforcements.

Concentric tube design doubles interaction length for higher energy conversion efficiency without increasing device volume or complexity.

Local wall thickness flattening reduces stress concentration at bore intersections, lowering material weight while maintaining high-pressure resistance.

Segmenting the foundation reduces lifting costs by installing a lightweight base first, then lowering and grouting the tubular part.

Floating rovers use GPS and RTK correction to measure altitude, resolving accuracy issues in harsh environments.

Segmented holding elements engage injector notches to enable secure mounting when the cylinder head cover blocks direct access.

Power level adjusting circuitry attenuates transmitted signals and amplifies reflected signals in radar level gauges.

Loosening the coupling slides the filter unit to expose coaxial ports, enabling drainage and venting without spillage in aerospace systems.

Passive valve and orifice mechanism in automotive hydraulic flow control system removes entrained air during high-G maneuvers.

Protective cap locks lever in retention nook, preventing road debris actuation and ensuring safe, controlled oil flow.

An oil mist separator uses a check valve in the drain pipe to prevent separated oil backflow into the outlet chamber.

An optical emitter and receiver pair on a reservoir exterior measures fluid levels through signal attenuation without physical contact.

Sacrificial clip portions dissolve during overmolding, allowing plastic to form a leak-free seal around the fuel injector bus bar.

Separate receptors extract protection from structural joints, reducing lightning damage risk at wind turbine blade sections.

Segmented baffles disrupt convective-driven airflow to impose a pressure drop, reducing heat loss and frictional loads during cold engine restarts.

A single-piece filter housing with a spacer forms a liquid collection space and discharge channels.

Averaging intermediate-frequency signals improves the signal-to-noise ratio in FMCW radar distance meters.

A cowl-mounted air cleaner uses a cyclonic dust separator to remove larger particles before filtration.

A non-magnetic metal foil disc positioned between the magnetic core and sleeve stabilizes the armature in fuel injector assemblies.

A dual transducer device determines fluid level by measuring sound speed to correct for temperature variations.

A compact wind turbine uses a hollow air tube to create an internal feedback loop that increases airflow speed through the rotor blades.

Adjustable support bars maintain shear web alignment during bonding, eliminating complex jigs and reducing factory floor space requirements.

An ignition device measures exciter coil voltage intervals to determine engine rotational speed and set precise ignition timing.

Upwardly-inclined cooling passages distribute lubricant to an outer plenum, preventing oil accumulation and coke formation at the uppermost piston ring region.

A resonator nested inside the air cleaner housing reduces intake noise while maintaining airflow capacity.

A spark plug middle section features a diametrical bulge to distribute clamping stress evenly across the metal shell.

A non-invasive liquid level sensor uses capacitance detection to monitor fluid height without direct contact.

Electronic control unit adjusts fuel gauge indication using a variable subtraction value derived from sensor readings.

A capacitive liquid level sensor uses a shared reference electrode to reduce controller pin count.

Oscillating lever captures wave thrust to drive a pressure multiplier system for efficient energy conversion.

An assembly type terminal integrates power supply terminals using a coupling member to streamline injection-molding operations.

A radiofrequency plasma generator adjusts intermediate voltage and control frequency to maximize spark volume.