Valve Arrangements TRIZ Cases

Thermally responsive valves seal individual PCR chambers in a microfluidic cartridge, enabling parallel sample processing and faster automated diagnostics.

A top-face oil line and pressure valve improve cam and rocker lubrication during cold starts while avoiding complex cylinder head boreholes.

A linked mixing, middle, and balancing cassette uses membrane pumps and a balancing pod to improve fluid metering and continuous flow.

Hydraulically lockable sliding cam followers enable two independent valve lift curves with simpler, non-cylinder-selective switching.

A passive pressure-triggered microfluidic valve keeps initial body fluid in a reservoir so only fresh sample reaches the measuring chamber.

Sensor-guided valve keys use turn profiles and real-time feedback to prevent pressure waves, leaks, and burst risks in fluid networks.

A pressure-triggered relief valve in the control block vents excess lubricant pressure to prevent leaks, line bursts, and added hardware.

Combined vibration, temperature differential, and pressure sensing helps detect closed-valve passing early to prevent failures, waste, and contamination.

Control-signal analysis lets a microfluidic membrane actuator detect pressure changes, valve degradation, and gas bubbles without extra sensors.

Overpressure in a vent chamber drives a locking poppet to signal pressurized fluid leaks early, reducing damage, downtime, and repair cost.

Recovers discharge energy during piezoelectric valve switching to maintain sound pressure control with lower power use in wearable devices.

A locally isolated subsea region is depressurized or pressurized to test tree valves without high-pressure fluid loading or topside service lines.

An internal oil guide passage routes oil from the push rod through a lash adjuster tappet to keep the cam sliding surface lubricated.

Magnetic particles and affinity binding concentrate analytes in a disposable microfluidic cartridge for rapid, accurate detection with less lab expertise.

Floating brackets and indexed seals keep the microfluidic plate aligned, prevent leaks, and enable quick cartridge replacement with lower contamination risk.

A geometry-guided sensor layout aligns arrays to actual channel shape, improving fluid measurement accuracy without tight manufacturing tolerances.

Pressure-responsive switch valves let one oil circuit back up the other while keeping filtration and cooling to reduce leakage and oil degradation.

Position data over time reveals control valve wear, deposits, and defects by comparing operating points without extra sensors.

A projection-and-recess lock adds defined positioning to a magnetically docked flexible outlet, preventing twist and unwanted movement.

Portable in-line testing keeps valves installed while detecting small isolation-valve leaks, cutting downtime, handling, and exposure risk.

An equilateral-triangle merging path with independently actuated apex valves suppresses air bubbles and improves solution quantification accuracy.

Current and torque variability reveal valve and seat wear in noisy frac pumps without relying on output pressure, reducing downtime and part waste.

A graphical alignment interface helps detect and correct magnetic travel sensor misalignment on process control valves before instability causes failure.

Remote sensors and solenoid valves feed compliance scoring that predicts pipeline inspection outcomes and flags non-compliance risks.

A PEEK-coated shaft replaces costly high-temperature DLC processing, improving sliding, wear resistance, and cam follower life.

Pressure-sensor feedback lets a MEMS shunt valve adjust cracking pressure in real time for steadier CSF drainage in hydrocephalus treatment.

A harmonic drive assembly uses a positioning element and wave generator to align internal gear teeth precisely and improve camshaft adjuster assembly reliability.

An in-pipe robot detects lubricant deposits and pumps them out through a sealed channel to avoid gas leakage and cut pipeline resistance.

Opposed rotation across linked spout segments lets a faucet shift shape and outlet position for more flexible use in changing sink spaces.

Automated SSSV open-close signature analysis checks valve integrity remotely, cutting manual testing time, site visits, and H2S exposure.

Integrated injectors and pressure ports replace external tubing to simplify high-pressure microfluidic flow control and measurement.

A force-actuated valve built into a microfluidic centrifuge cup enables automated blood separation without clog-prone filters or external centrifugation.

Drop-by-drop control with detector feedback keeps pneumatic machinery lubrication consistent and avoids under- or over-lubrication.

Magnets replace wear-prone faucet sprayhead latches, maintaining retaining force while making attachment and release easier.

Dual-controller valve timing uses pressure wave feedback to stabilize treating material discharge and reduce semiconductor defects.

Parallel microfluidic channels and thermally actuated valves automate PCR and nucleotide detection while reducing reliance on complex lab equipment.

Machining the worn socket and fitting a hard insert restores rocker arm braking engagement, cuts wear, and avoids full replacement.

Masking protects the corrosion coating while isotropic finishing polishes the seal ring band to 0.3 micrometers Ra or less.

High-pressure manifolds and separate reel lines grease multiple frac valves from outside the red zone while minimizing pressure loss and delay.

Valve position sensing compares actual and expected nozzle states to flag wear or blockage before spray uniformity is lost.

Angular velocity sensing separates valve and actuator abnormalities while limiting transmission load for earlier failure prediction.

An elastomeric membrane valve controls flow across different channel angles while minimizing dead volume to improve microfluidic measurement accuracy.

A dual-piston layout and pressure-sensitive bypass let a battery grease gun shift from high flow to high pressure to clear blockages with less power.

Leak checks run only after valve actuation settles, using stable pressure trends to separate transients from actual process valve leaks.

A removable clamp on the drilling sub delivers real-time torque, pressure, and load data while allowing fast sensor replacement without disconnecting the top drive.

Post-weld inserted NOV and NCV valves let centrifuge cassettes use hot plate welding without wax deformation, while preserving sterile flow control.

A sealed phase-change cavity opens a membrane valve without pneumatic hardware, avoiding fluid contamination and simplifying microfluidic control.

Integrated sensors, solenoid valves, and scoring help monitor pipeline compliance, assess audit risk, and shut down unsafe sections remotely.

Radial clamping jaws compress and seat a shaft sealing ring in its groove where axial tool travel is limited in tight engine compartments.

Hydrodynamic focusing and an electromagnetic multisort valve raise MEMS cell sorting speed and accuracy while reducing cell damage.