Valve Arrangements TRIZ Cases

A centrifugal microfluidic device extracts nucleic acids using magnetic beads and electromagnetic radiation.

A single relief valve merges pressure regulation for multiple oil control valves, reducing part count and production costs.

Relocating the check valve to the valve spool eliminates rotor seal wear while maintaining compact oil passages.

A variable displacement engine transfers charge air between paired cylinders to boost operational cylinder pressure.

A ball engine brake mechanism actuates exhaust valves via a capsule assembly and biasing member to enable selective engine braking.

A rolling bearing uses a nitrogen enriched layer to suppress surface damage and separation on the contact surface.

A fluid working machine uses a secondary high pressure manifold to rotate its shaft without external torque.

A valve-actuating device uses a mechanical coupling apparatus to transmit movement between two rocker arms.

A control system synchronizes dual camshaft phaser movements by applying rate limiting commands to balance actuation speeds.

A shrouded valve integrated pressure regulator device features a removable access panel for battery replacement and electronic control.

Dynamic valve overlap and EGR closure increase intake airflow to eliminate turbo-lag during engine acceleration.

A valvetrain link arm features a tapered small end to reduce load distance and minimize oscillating arm lean.

Integrally formed segmented interconnecting members on a clutch pressure plate distribute engagement forces to prevent brinelling and wear on the piston.

Internal grooves and passages route oil via gravity to inboard sides, preventing wear from insufficient lubrication in V-engine configurations.

Segmented filtration chambers and pressure control capture rare cells while preventing clogging from blood contamination.

A variable valve actuation system coordinates throttle position and intake manifold pressure to manage combustion mode transitions in internal combustion engines.

A variable valve duration and lift system adjusts cam phase angle and hydraulic pressure to control valve timing.

A controller actuates a hydraulic valve to specific positions and correlates electrical current with mechanical displacement to establish an accurate calibration profile.

Integral connection contours on the rotor and inner shaft enable a positive locking interface within an adjustable camshaft assembly.

Thermal degradation of an adhesive layer detaches the cover from the valve seat, decoupling opening from fluid pressure for precise flow control.

Engine oil supplies heat to a transducer, enabling prompt cancellation of fuel injection advancement to improve exhaust gas properties.

A storage container and vent pipe fluctuate internal pressure via Helmholtz resonance to discharge exhaust gas into the combustion chamber.

A mechanically operated variable timing device adjusts the rocker arm pivot point using a cam and plunger assembly.

Inelastic graphite fiber wraps conform to sealing surfaces under compression, resolving friction and force trade-offs in harsh environments.

A mechanical stop constrains the actuating path of a safety valve actuator to prevent over-travel caused by break-loose friction during partial stroke tests.

A flanged cover secures a pressure accumulator housing using material displacement and an O-ring seal to maintain hydraulic integrity.

A device measures adjusting screw end surface movement to set precise tappet clearance values.

Hard particle reinforced polymer coatings reduce wear and friction on piston sliding surfaces, replacing complex bushings to lower manufacturing costs.

A camshaft phase adjusting device uses gas reflux detection to determine a correction value for precise engine timing.

Throttle valve mechanism compensates for primary valve device malfunction, maintaining stable engine output and traveling performance.

A spring-loaded membrane valve assembly presses a resilient layer against a projection, ensuring consistent sealing reliability under pressure fluctuations.

Nested polymeric tanks reduce weight and corrosion while eliminating separate storage facilities for concrete mixer operations.

A rotatable microfluidic device uses a dissolvable membrane to control fluid flow through sequential valve actuation.

A valve timing control apparatus isolates the lock release flow path during startup to maintain a secure mechanical lock state.

Dynamic valve timing reduces throttling losses and torque ripple by adjusting the fixed valve area profile angular orientation via pressure differentials.

A control unit compares exhaust passage temperatures from multiple sensors to identify abnormal valve performance.

A separate intermediate piece mounted on the rocker shaft pivots to actuate gas exchange valves.

A capillary-stop valve uses an electric potential difference to attract liquid toward a second electrode, enabling controlled discharge from the container.

A positioning device uses a tailstock with expandable centring elements to align shafts and functional elements.

Segmenting the rocker arm assembly via a coupling pin and urging member reduces equivalent mass while maintaining structural stiffness.

A predictive control method anticipates variable valve timing positions to calculate precise fuel injection quantities.

A cam mechanism with a slider gear and spiral bearing adjusts valve lift dynamically.

Curved vane edges and tapered cross-sections distribute hydraulic forces, reducing stress concentration at groove entry regions.

Metallic engagement element with base slot indicates valve position and enables manual actuation, resolving stability and speed trade-offs.

Integrating induced actuator voltage across specific rotational angles confirms driver expulsion, resolving detection inaccuracies in shifting cam carriers.

A variable valve actuation device controls hydraulic pressure to manage switching member movement between operating and rest positions.