Diaphragm Valves TRIZ Cases

A cam control valve uses height adjustable screws to position the motor holder and elastic member for precise valve disc seating.

Active pressure regulating arrangement controls reactor effluent discharge via tunable passages and flexible wall members.

Identical passage blocks with inverted-V channels reduce dead volumes and simplify structure for semiconductor processing systems.

Elastomeric diaphragm integrates conductive inserts within laminate layers for reliable electrical connection.

An integrated multifunctional valve device consolidates regulator, pressure-actuated, and capillary relief functions into a single unit using a flexible disk member.

A fluorinated polymer switching film seals a housing hole to regulate fluid pressure, preventing elastomer degradation from aggressive blow-by gases.

An eccentric pinching member rotates to compress tubing against spring-loaded anvils, resolving valve complexity while maintaining high-pressure flow control.

Segmentation and inversion principles enable one-handed operation of this clamp while rounded surfaces reduce patient trauma during occlusion.

A passive flow control mechanism modulates fluid transfer to maintain constant pressure, eliminating invasive clinician visits for adjustment.

A resin flow control device maintains seal integrity through elastic diaphragm deformation.

A spring-loaded clip occludes flexible tubing when axial pulling force exceeds a threshold, triggering an alarm and shutting down the blood pump.

Connecting members stabilize the diaphragm assembly while a recessed face reduces contact area, resolving sealing friction trade-offs.

A bidet nozzle diaphragm membrane selectively regulates water flow through multiple outlet conduits, reducing manufacturing costs while maintaining jet variety.

Segmented chambers and an SMA actuator reduce the force needed to move the membrane, eliminating complex seals.

An inflatable rubber element seals discharge hoses via pneumatic pressure to enable remote flow control.

Segmented primary and secondary valves with an adjustable orifice balance internal pressure differentials, reducing power consumption during cabin descent.

A filling valve uses a swirl body to rotate liquid against container walls.

Segmenting the diaphragm into distinct materials overcomes bonding difficulties for thin membranes, enabling robust integral formation.

A passive diaphragm valve regulates fluid flow using differential pressure to control chamber communication without active elements.

A bleed valve replaces moving parts with a deflectable metallic panel that varies pressure differentials to eliminate friction wear.

A composite diaphragm combines a polyvinylidene fluoride barrier with a resilient silicone layer to control gas flow.

A vertically movable drive part and diaphragm adjust gas flow rates in a fuel cell recirculation line.

Asymmetric inner and outer projections with a curved corner alleviate stress concentration on the seat, preventing detachment while maintaining durability.

A pressure compensation valve uses a flexible diaphragm to equalize dialysate flow pressures within the balancing unit.

A normally closed fail-safe valve controls fluid flow between the supply container and printhead.

Elastic tubular closure eliminates dead space and hydrogel formation by expanding under pressure for residue-free metering of reactive components.

An oscillating actuator drives a retractable pawl to rotate the nozzle-carrying head, eliminating manual intervention while maintaining secure positioning.

Segmenting the three-way valve into two two-way paths reduces assembly precision requirements and component fragility while maintaining low power operation.

Segmented frame and clamp sections enable direct tube insertion, eliminating tedious threading operations during installation.

A faucet assembly with a curved passageway holds the dispensing tube in an unkinked position to maintain flow rates.

A non-magnetic pressure retaining sleeve surrounds the thin magnetic core wall of a solenoid valve to increase structural strength.

Orthogonal movement via a cam-guided gate reduces friction and wear on the flexible hose section.

Axial compression of an elastomeric sleeve forms an annular gap to enable fluid communication between side openings.

A polybenzimidazole valve seat withstands temperatures above 250°C to maintain precise gas flow control.

Printed conductive structures on the membrane detect tears and strain via resistance shifts, eliminating expensive external sensors.

Voltage actuates gel microvalves to bow walls and close flow paths, enabling reusable printing plates that eliminate master plate patterning time.

Undulated expansion arteries prevent metallic contaminant ingestion into solenoid valves while maintaining critical coil bobbin spacing.

An elastically pretensioned valve closure element prevents fluid flow in non-actuated states while allowing controlled opening upon manual actuation.

An optical flow meter monitors fluid drops in an IV drip chamber to regulate delivery rates via a controlled valve.

A rotatable insert within a pinch valve holder enables quick dispensing tube removal and insertion without tools.

Articulated claws pivot back upon retraction to restore the tube shape, ensuring complete reopening despite low medium pressure.